Building and Home Automation Solutions

Littelfuse solutions help designers create systems that improve the safety, reliability, convenience, and energy efficiency of smart buildings and commercial construction. Find circuit protection, power semiconductors, and sensing products to comprehensively address your commercial building’s critical protection, control and sensing need

• HVAC Systems
• Wired Security Cameras
• Wired Doorbell Cameras
• Wireless Security Cameras
• Smart Locks
• Wireless Door/Window Sensors
• Light Dimmers & Smart Outlets
• Smart Thermostat
• Smart Electricity Meter
• Smart Water and Gas Meter

Solutions for HVAC Systems

Motor control systems control the heating and cooling of the HVAC unit by monitoring environmental temperatures and adjusting blower performance to reach desired temperatures. The control cabinet houses circuit protection devices that protect AC lines, control circuitry, power semiconductors, and compressor and blower motors.

Control Unit Rectifier Inverter Communication Interface Analog Front End

Fuses

• CCMR Series - These fuses are ideal for space-saving protection of motor circuits up to 40 hp and are specifically designed to withstand sustained starting currents of small motors.
• KLDR Series - Time-delay fuses are designed to protect control transformers, solenoids, and similar inductive components with high-magnetizing currents during the first half-cycle.
• KLKR Series  - Their compact size, fast-acting overload response, and current-limiting design make them ideal for use in OEM equipment and control panels.
• KLKD Series - Fast-acting 600 V ac/dc fuses are used in solar combiner boxes and in circuits with dc fault currents up to 50,000 A.
• FLNR Series - The dual-element design provides advanced short-circuit and overload protection.
• FLSR Series - They offer superior performance and excellent protection for all types of circuits, especially those with motors. Precision manufactured parts ensure an accurate, consistent response to overloads and short-circuits.
• JLLN Series - Space saving POWR-GARD Class T fuses are the most compact fuses available in ratings above 30 amperes — less than one-third the size of comparable Class R fuses.
• JLLS Series - Space-saving Class T fuses are the most compact fuses available in ratings above 30 amperes — less than one-third the size of comparable Class R fuses.
• JTD Series - They are ideal for use in systems with high in-rush currents. The JTD fuses offer a patented design that reduces nuisance fuse openings.

SPD, SIDACtor® + MOV, TVS diode

• SPD2 Series - SPD2 Series Type 2 Surge Protection Devices (SPDs) for branch circuits safeguard components from transient overvoltage or surges by limiting the fault current to a load or the unit being protected.
• Pxxx0FNL Series - The Pxxx0FNL 3kA SIDACtor® series in TO-262M package are bi-directional protection thyristor devices designed to be used in series with clamping device such as varistors or TVS didoes for protecting AC power input lines.
• Pxxx0ME + UltraMOV Series - MISSING SHORT OVERVIEW AND LINK
• High Voltage AK Series - High Power TVS Diodes
• LTKAK Series - High Power TVS Diodes

Three-phase voltage monitors

• 460 Series - This voltage monitor provides a user-selectable nominal voltage setpoint and will automatically sense line voltage
• 201A Series - This monitor provides a user-selectable nominal voltage setpoint and will automatically select between the 200 V and 400 V range
• 250A Series - The 250A provides a user-selectable nominal voltage setpoint and will automatically select between the 200 V and 400 V range. T
• 455 Series - The 455 series is a three-phase, dual-range voltage monitor that combines load and line side monitoring for a complete protection solution.

AC current transducers & sensors

• TCSA20 Series - The TCSA provides a 4 - 20mA output over a power supply range of 10 - 30VDC. Each unit is factory calibrated for monitoring in one of four ranges; 0-5, 0-10, 0-20, or 0-50A.
• LSRX/LSRX-C Series - The LSRX/LSRX-C Series are AC current sensors designed to energize the output contact whenever 4.5 Amps or greater is present.

Solid state relay

• CPC40055ST Series - CPC40055ST is an AC Solid State Switch utilizing dual power SCR outputs.
• CPC1998J Series - CPC1998J is an AC Solid State Switch utilizing dual power SCR outputs.

Time delay relays

• TMV Series - Its simple two terminals can easily be connected in series with a relay coil, contactor coil, solenoid, lamps, small motor, etc., to delay their energization, prevent short cycling or to sequence on various loads.
• CT1 Series - Detects phase current or ground-fault current; available in a wide array of ratios with a diameter between 1 - 3 inches.
• TRU1 Series - The TRU Series is a multifunction, knob adjustable, Universal Time Delay Relay.
• TS1 - The TS1 Series offers proven reliability and performance with years of use in OEM equipment and commercial applications.
• TH1 Series - The TH1 Series is a solid-state relay and timer combined into one compact, easy-to-use control.
• TDUH Series - The TDU Series are encapsulated solid-state, delay-on-make timers that combine digital timing circuitry with universal voltage operation.
• TDUB Series - The TDUB Series combines digital timing circuitry with universal voltage operation.

Reed sensor

• 59140 Series - A miniature flange mount reed sensor occupying only 3.22cm² (0.500in² ) board space with a choice of normally open, normally open high-voltage, normally closed or changeover contacts.
• 57140 Series - AlNiCo-5 magnet in a rectangular Flange/Flat Pack package with overall dimensions of 23.00mm L x 14.00mm W x 6.00mm H.

 

Rectifier module

• MDD Series - The Dual Diodes Modules Portfolio offers various packages and breakdown voltages up to 2200V
• VUO Series - The Three Phase Bridge series comes in a high variety of packages and breakdown voltages up to 2200V
• MDMA Series - Ranging from 210 A to 450 A at 1600 V and 2200 V

IGBT module

• MIXA Series - IGBTs offer a fast and soft reverse recovery and low operating forward voltage
• MIXG Series - The SixPack series utilizes rugged and short circuit 2nd generation X2PT igbts and fast switching SONIC diodes for motor drive inverters or active front end rectifieres

NTC

• USUR1000 Series - UL Recognized ring lug thermistor probe assemblies are manufacturing using super stable NTC chips which are potted into a ring lug housing with thermally conductive epoxy.
• SM Series - LL-34 ''MiniMELF'' style glass encapsulated surface mount thermistors are manufactured using super stable NTC chips which are hermetically sealed in a glass package.

TVS diode

• SMBJ Series - The SMBJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.
• SMCJ Series - RoHS Compliant Surface Mount Transient Voltage Suppressor

Semiconductor

• PSR Series - POWR-SPEED® high-speed, square body fuse specifically designed for the protection of power semiconductor devices such as diodes, triacs, IGBTs, SCRs, MOSFETs, and other solid-state devices

Diode array

• SP3213 Series - The SP3213 is a bidirectional TVS Diode that provides ultra low capacitance and a high level of protection for electronic equipment that may experience destructive electrostatic discharges (ESD).

TVS diode

• 15KPA Series - The 15KPA Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

Solutions for Wired Security Cameras

At its heart, a security camera is an image sensor integrated with a processor and memory. It communicates with a central computer through Ethernet, sending video images and receiving commands. Often, the system includes the motor that drives a zoom lens and a second motor that drives the camera pan/tilt position. An AC-to-DC power adapter powers the motor drivers and the rest of the system.

Memory Solid State Relay DC Power Input Power Over Ethernet Power Adapter

Diode array

• SP1006 Series - Zener diodes fabricated in a proprietary silicon avalanche technology protect each I/O pin to provide a high level of protection for electronic equipment that may experience destructive electrostatic discharges (ESD).

Solid state relay

• CPC1560 - Fast turn-on is accomplished with the use of an external charge storage capacitor that provides the necessary charge required by the internal switching MOSFETs.

Fuse, PPTC

• 461 Series - The Littelfuse 461 Series TeleLink® Surface Mount, Surge Resistant Fuse, offers over-current protection for a wide range of telecom applications without requiring a series resistor.
• 449 Series - This product is fully compatible with lead-free solder alloys and higher temperature profiles associated with lead-free assembly.
• picoSMD - Surface mount overcurrent protection for applications where space is at a premium and resettable protection is desired

TVS diode

• 5.0SMDJ - The 5.0SMDJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

Fuse, PPTC

• 461 Series - The Littelfuse 461 Series TeleLink® Surface Mount, Surge Resistant Fuse, offers over-current protection for a wide range of telecom applications without requiring a series resistor.
• 449 Series - This product is fully compatible with lead-free solder alloys and higher temperature profiles associated with lead-free assembly.
• picoSMD - Surface mount overcurrent protection for applications where space is at a premium and resettable protection is desired

Diode array

• SRV05-4HTG Series - The SRV05-4HTG-D integrates low capacitance rail-to-rail diodes with an additional zener diode to protect each I/O pin against ESD and high surge events.
• SP0504SHTG Series - The SP0504S integrates low capacitance rail-to-rail diodes with an integrated proprietary avalanche breakdown diode that protects applications against ESD, EFT and low surge events.

Fuse

• 875 Series - This space saving fuse is ideally suited for lighting, power supply, and adapter applications.
• 807 Series - The TE7 807 Series is a time lag type subminiature fuse designed for overcurrent protection. It is 300V rated and designed in accordance to IEC 60127-4.
• 373 Series - The 373 Series are TR5, sub-miniature, fast-acting type, 250V rated fuses, designed in accordance to UL 248- 14.

MOV

• TMOV Series - The Littelfuse TMOV and iTMOV thermally protected varistors represent a new development in integrated circuit protection.
• LA Series - The LA Series of transient voltage surge suppressors are radial-lead varistors (MOVs) that are designed to be operated continuously across AC power lines.
• UltraMOV Series - The UltraMOV Metal Oxide Varistor Series is designed for applications requiring high peak surge current ratings and high energy absorption capability.

TVS diode

• P6KE Series - The P6KE Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.
• P6SMB Series - The P6SMB series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

Solutions for Wired Doorbell Cameras

Depending on the model, some smart doorbells are battery powered and rechargeable through USBs, some include local memory for video storage, and some have microphones and speakers. All smart doorbells share basic functions: power input or battery pack, image sensor, control board, user interface, and wireless interface.

Memory User Interface Power Supply Unit Doorbell Chime Charging Port

Diode array

• SP1006 Series - Zener diodes fabricated in a proprietary silicon avalanche technology protect each I/O pin to provide a high level of protection for electronic equipment that may experience destructive electrostatic discharges (ESD).

Diode array

• SP1006 Series - Zener diodes fabricated in a proprietary silicon avalanche technology protect each I/O pin to provide a high level of protection for electronic equipment that may experience destructive electrostatic discharges (ESD).

Fuse

• 443 Series - The 250 NANO² Fuse is a small square surface mount fuse that is designed to support higher voltage space sensitive applications.
• 449 Series - This product is fully compatible with lead-free solder alloys and higher temperature profiles associated with lead-free assembly.

Solid State Relay

• PLB190 Series - Single-Pole, Normally ClosedOptoMOS® Relay

TVS Diode

• 4.0SMDJ24A - The 4.0SMDJ24A is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

Solid State Relay

• LCB710 - LCB710 is a single-pole normally closed (1-Form-B) solid state relay that uses optically coupled technology to provide an enhanced 3750V_rms isolation barrier between the input and the output of the relay.

Fuse, PPTC

• 469 Series - The 469 Series is a 100% Lead-free, RoHS compliant and Halogen-free fuse series designed specifically to provide over-current protection to circuits that operate under high working ambient temperature up to 150ºC.
• 449 Series - This product is fully compatible with lead-free solder alloys and higher temperature profiles associated with lead-free assembly.
• 1206L450SL Series - Low Rho Surface Mount PPTC (Polymer Positive Temperature Coefficient) devices provide overcurrent protection for applications where ultra low internal resistance.

TVS Diode

• SMBJ Series - The SMBJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

MLV

• MLA Series - The MLA Series family of Transient Voltage Surge Suppression devices is based on the Littelfuse Multilayer fabrication technology.

NTC

• KC Series - Littelfuse miniature leaded epoxy coated thermistors are manufactured using the same state of the art manufacturing techniques as those used to produce Littelfuse precision interchangeable devices.

Solutions for Wireless Security Cameras

Wireless security cameras are portable devices that transmit a video and audio signal through Wi-Fi or a radio band to a wireless receiver. The control board includes a microprocessor, driver, and often a memory card. The control board communicates with the camera image sensor and wireless interface. Usually the battery pack is powered by a USB power adapter.

Memory Charging Port Power Adapter

Diode array

• SP1006 Series - Zener diodes fabricated in a proprietary silicon avalanche technology protect each I/O pin to provide a high level of protection for electronic equipment that may experience destructive electrostatic discharges (ESD).

PPTC

• 0805L Series - The 0805L Series PTC provides surface mount overcurrent protection for applications where space is at a premium and resettable protection is desired.
• nanoSMD Series - nanoSMD series provides surface mount overcurrent protection for applications where space is at a premium and resettable protection is desired
• picoSMD Series - Surface mount overcurrent protection for applications where space is at a premium and resettable protection is desired

MLV

• MLA Series - The MLA Series family of Transient Voltage Surge Suppression devices is based on the Littelfuse Multilayer fabrication technology.

Temperature Indicator

• POLY-FUSE® setP™ - The Littelfuse setP™ temperature indicator helps protect USB Type-C plugs from overheating.

Fuse

• 875 Series - This space saving fuse is ideally suited for lighting, power supply, and adapter applications.
• 807 Series - The TE7 807 Series is a time lag type subminiature fuse designed for overcurrent protection. It is 300V rated and designed in accordance to IEC 60127-4.
• 373 Series - The 373 Series are TR5, sub-miniature, fast-acting type, 250V rated fuses, designed in accordance to UL 248- 14.

MOV

• C-III Series - The C-III Series of metal oxide varistors are specifically designed for high surge energy absorption ratings.
• LA Series - The LA Series of transient voltage surge suppressors are radial-lead varistors (MOVs) that are designed to be operated continuously across AC power lines.
• UltraMOV Series - The UltraMOV Metal Oxide Varistor Series is designed for applications requiring high peak surge current ratings and high energy absorption capability.

TVS diode

• P6KE Series - The P6KE Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.
• P6SMB Series - The P6SMB series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

Temperature Indicator

• POLY-FUSE® setP™ - The Littelfuse setP™ temperature indicator helps protect USB Type-C plugs from overheating.

Protection and Sensing Solutions for Smart Locks

A smart lock on a door is more than a simple lock; it is a system that includes a user interface, position sensors, battery, processor, and DC motor that moves the latch. Smart locks use a wireless interface, allowing local control through a smartphone and remote control via a PC connected to a communications network.

User Interface Position Sensing Tamper Detection

Diode Array

• SP1012 Series - The miniature 5 channel bidirectional TVS array provides protection for data lines that may experience destructive electrostatic discharges (ESD).
• SP1003 Series - The SP1003 diodes are fabricated in a proprietary silicon avalanche technology. These diodes provide a high ESD (electrostatic discharge) protection level for electronic equipment.

 

Reed Switch Magnetic Actuator

• MDSM-10 Series - A sub-miniature, surface mount, normally open switch with a 10.16mm long x 1.80mm diameter (0.400" x 0.071") glass envelope.
• MDSR-10 Series - A sub-miniature, normally open switch with a 10.16mm long x 1.80mm diameter (0.400" x 0.071") glass envelope.
• MITI-7 Series - The MITI-7 ultra-miniature reed switch is a normally open switch with a 7mm x 1.8mm (0.276” x 0.071”) glass envelope, which can switch 170Vdc at 10W.
• H-36 Series - General purpose AlNiCo-5 cylindrical actuator magnet with overall dimensions 4.60mm diameter x 25.40mm length.

Reed Switch

• 59166 Series - A miniature overmolded reed sensor 16.00mm x 2.40mm x 2.40mm (0.630" x 0.094" x 0.094") with straight or gull-wing leads.

Wireless Door/Window Sensors with Control Panels

In an access control system, windows and doors are wirelessly networked to a central control panel. Position sensors on the doors and windows communicate their status to the control panel, and user input on the panel is able to control door latches via small DC motors and associated processors. Batteries and antennas complete the system.

Position Sensing Power Supply User Interface

Reed Switch Magnetic Actuator

• MDSM-10 Series - A sub-miniature, surface mount, normally open switch with a 10.16mm long x 1.80mm diameter (0.400" x 0.071") glass envelope.
• MDSR-10 Series - A sub-miniature, normally open switch with a 10.16mm long x 1.80mm diameter (0.400" x 0.071") glass envelope.
• MITI-7 Series - The MITI-7 ultra-miniature reed switch is a normally open switch with a 7mm x 1.8mm (0.276” x 0.071”) glass envelope, which can switch 170Vdc at 10W.
• H-36 Series - General purpose AlNiCo-5 cylindrical actuator magnet with overall dimensions 4.60mm diameter x 25.40mm length.

Fuse

• 215 Series - 5×20mm Time-Lag surge withstand ceramic body cartridge fuse designed to IEC specification
• 875 Series - This space saving fuse is ideally suited for lighting, power supply, and adapter applications.
• 877 Series - This space saving fuse is ideally suited for lighting, power supply, and adapter applications.

MOV

• C-III Series - The C-III Series of metal oxide varistors are specifically designed for high surge energy absorption ratings.
• LA Series - The LA Series of transient voltage surge suppressors are radial-lead varistors (MOVs) that are designed to be operated continuously across AC power lines.

TVS diode

• SMCJ Series - RoHS Compliant Surface Mount Transient Voltage Suppressor

Diode Array

• SP1012 Series - The miniature 5 channel bidirectional TVS array provides protection for data lines that may experience destructive electrostatic discharges (ESD).
• SP1003 Series - The SP1003 diodes are fabricated in a proprietary silicon avalanche technology. These diodes provide a high ESD (electrostatic discharge) protection level for electronic equipment.

Protection & Control in Light Dimmers & Smart Outlets

More complex than a rheostat-controlled light switch, an electronic dimmer controls light levels using a solid-state MOSFET. The MOSFET and associated processor require DC power from a power supply. Often, electronic dimmers are internet enabled. Signal lines connect the antenna, light sensor, and manual switch to the processor.

AC Input Protection Power Supply Switching Wireless Interface Local Control

Fuse

• Nano Series - Small sized, surface mountable high amperage fuses
• Pico Series - Range of surface mountable encapsulated fuses certified as intrinsically safe components that can be used in hazardous locations

MOV

• UltraMOV Series - The UltraMOV Metal Oxide Varistor Series is designed for applications requiring high peak surge current ratings and high energy absorption capability.

TVS Diode

• SMCJ Series - RoHS Compliant Surface Mount Transient Voltage Suppressor

Schottky Rectifier

• DST Series - Ultra Low VF Schottky Barrier Rectifier is designed to meet the general requirements of commercial and industry applications by providing high temperature, low leakage and lower VF products

TRIAC

• Q6008xH1LED Series - QUADRACs for LED Dimming offer robust solutions for power switching control of AC line based LED dimmer applications

MOV

• TMOV Series - The Littelfuse TMOV and iTMOV thermally protected varistors represent a new development in integrated circuit protection.

Diode Array

• SP3213 Series - The SP3213 is a bidirectional TVS Diode that provides ultra low capacitance and a high level of protection for electronic equipment that may experience destructive electrostatic discharges (ESD).

Polymer ESD

• PESD Series - Compared to miniature gas discharge tubes (GDTs), ESD devices provide a more compact form factor and an economical solution for the shrinking profiles of today’s compact information appliances.

Diode Array

• SP3213 Series - The SP3213 is a bidirectional TVS Diode that provides ultra low capacitance and a high level of protection for electronic equipment that may experience destructive electrostatic discharges (ESD).

Polymer ESD

• PESD Series - Compared to miniature gas discharge tubes (GDTs), ESD devices provide a more compact form factor and an economical solution for the shrinking profiles of today’s compact information appliances.

Smart Thermostat

Smart thermostats are programmable thermostats that are internet capable, allowing remote control through Wi-Fi and smart phones. Additional functions in design include wireless communication (antenna) and an audio interface (speaker and microphone). Other function blocks include the temperature sensor, local user interface and display, processor, power input, and USB port.

Measurement Unit Communication Interface Li-ion Battery Protection 24 VAC Power Protection

NTC

• SM Series - Littelfuse LL-34 “MiniMELF” style glass encapsulated surface mount thermistors are manufactured using super stable NTC chips which are hermetically sealed in a glass package
• RB Series - Littelfuse surface mount end-banded thermistor elements are designed for use on hybrid substrates, integrated circuits or printed circuit boards.
• DO-35 Standard Series - Littelfuse low cost glass encapsulated thermistors are manufactured using super stable chips which are hermetically sealed in a glass (DO-35 diode style) package.

Polymer ESD suppressor

• PESD Series - Compared to miniature gas discharge tubes (GDTs), ESD devices provide a more compact form factor and an economical solution for the shrinking profiles of today’s compact information appliances.

TVS diode array

• SP3213 Series - The SP3213 is a bidirectional TVS Diode that provides ultra low capacitance and a high level of protection for electronic equipment that may experience destructive electrostatic discharges (ESD).

PPTC

• femtoSMD Series - The femtoSMDC series provides surface mount overcurrent protection for applications where space is at a premium and resettable protection is desired.
• nanoSMD Series - nanoSMD series provides surface mount overcurrent protection for applications where space is at a premium and resettable protection is desired.
• picoSMD Series - The picoSMD series provides surface mount overcurrent protection for applications where space is at a premium and resettable protection is desired.

Strap PPTC

• MXP Series - The 3AG Fast-Acting Fuse solves a broad range of application requirements while offering reliable performance and cost-effective circuit protection.

TVS Diode, MLV

• MLA Series - The MLA Series family of Transient Voltage Surge Suppression devices is based on the Littelfuse Multilayer fabrication technology.
• SMF - The SMF series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

Chip Fuse

• 437 Series - The PICO® II Slo-Blo® Fuse combines time-delay performance characteristics with the proven reliability of a PICO® Fuse

TVS diode

• SACB Series - SACB series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.
• SMAJ Series - For surface mounted applications in order to optimize board space
• SMF3.3 Series - SMF3.3 is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

PPTC

• 2920L Series - The 2920L Series PTC provides surface mount overcurrent protection for medium voltage (≤60V) applications where resettable protection is desired.
• SMDC Series - PolySwitch surface-mount devices are an effective circuit protection method for computer, consumer, multimedia, portable and automotive electronics applications.

Smart Electricity Meter

Smart electric meters are key to advanced energy management. They send meter readings to the power utility through a wireless network similar to a mobile phone network. Their design follows their purpose: metrology unit, wireless interface, anti-tampering components, and an auxiliary load output for extensions into individual units in a building.

Anti-tamper Metrology System Unit Communication Interface I/O Protection and Control

Reed Switch

• MDSR-10 Series - Sub-Miniature 10 mm, 10 W Reed Switch
• TMR Series - The TMR Switch is a digital magnetic switch that integrate Tunneling Magnetoresistance (TMR) and CMOS technology in order to provide a magnetically triggered digital switch with high sensitivity, and ultra-low power consumption.

MOV

• TMOV Series - The Littelfuse TMOV and iTMOV thermally protected varistors represent a new development in integrated circuit protection.
• C-III Series - The C-III Series of metal oxide varistors are specifically designed for high surge energy absorption ratings.
• UltraMOV Series - The UltraMOV Metal Oxide Varistor Series is designed for applications requiring high peak surge current ratings and high energy absorption capability.

Cartridge Fuse

• 215 Series - 5×20mm Time-Lag surge withstand ceramic body cartridge fuse designed to IEC specification
• 514 Series - The 514 Series Fuse is a 6x32mm 500Vac ceramic body fuse with current ratings from 1.6A to 12.5A.

TVS Diode

• SMAJ Series - For surface mounted applications in order to optimize board space
• SMBJ Series - The SMBJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

NTC

• End-banded Chip - End-banded chip thermistors are designed for use on hybrid substrates, integrated circuits, and printed circuit boards

MOSFET/SiC MOSFET

• X-Class Series - Ultra-Junction X-Class Power MOSFETs with fast body diodes are rugged devices that display the lowest on-state resistances in the industry, enabling very high power density in high-voltage power conversion applications.

PPTC

• TRF600-150 - These product families help provide protection against damage caused by power cross and power induction surges as defined in ITU, Telcordia GR1089 and IEC 62368-1.

MOSFET

• X2-Class Series - Developed using the charge compensation principle and proprietary process technology, these new devices exhibit the lowest on-state resistances, along with low gate charges and superior dv/dt performance. Their avalanche capability also enhances the device ruggedness.

Didoe array

• AQxx-02HTG - TVS Diode Array 30 kV ESD/Surge Protection SOT23-3
• LC03-3.3 Series - This LC03-3.3 series provides overvoltage protection for applications such as 10/100/1000 BaseT Ethernet and T3/E3 interfaces.

SIDActor

• SEP0xx Series - Targeted for high-speed applications such as 10BaseT, 100BaseT, and 1000BaseT, the SEP series maintains signal quality while providing robust protection for Ethernet and PoE applications.

Solid State Relay

• PLA192 Series - From small single-pole, 4-pin relays to multi-pole and multi-function devices, OptoMOS® products are an ideal solid state replacement for larger reed and electromechanical relays.
• CPC1394 Series - The OptoMOS® line of solid state relays uses discrete semiconductor components and the patented OptoMOS® architecture to deliver fast, reliable, bounce-free switching in a compact design.
• PLA193 Series - From small single-pole, 4-pin relays to multi-pole and multi-function devices, OptoMOS® products are an ideal solid state replacement for larger reed and electromechanical relays.
• PLA194 Series - The OptoMOS® line of solid state relays uses discrete semiconductor components and the patented OptoMOS® architecture to deliver fast, reliable, bounce-free switching in a compact design.

Solid State Relay

• PLA192 Series - From small single-pole, 4-pin relays to multi-pole and multi-function devices, OptoMOS® products are an ideal solid state replacement for larger reed and electromechanical relays.
• CPC1394 Series - The OptoMOS® line of solid state relays uses discrete semiconductor components and the patented OptoMOS® architecture to deliver fast, reliable, bounce-free switching in a compact design.
• PLA193 Series - From small single-pole, 4-pin relays to multi-pole and multi-function devices, OptoMOS® products are an ideal solid state replacement for larger reed and electromechanical relays.
• PLA194 Series - The OptoMOS® line of solid state relays uses discrete semiconductor components and the patented OptoMOS® architecture to deliver fast, reliable, bounce-free switching in a compact design.

TVS, MOV

• SMCJ Series - RoHS Compliant Surface Mount Transient Voltage Suppressor

Smart Water and Gas Meter

A smart gas meter or smart water meter sends readings to the utility via a wireless link. It is usually battery powered, so it must be designed for low power consumption. Temperature and flow sensors send signals to the microcontroller, which sends readings to the wireless interface. Other signal lines connect to anti-tamper components and a display. Some meters read payment cards and have a user interface panel.

Battery & Interface Panel Anti-tamper Communication Interface Safety Valve Flow Measurement

PPTC

• Femto Series - PolySwitch 0603 Size Lead-Free Surface Mount Resettable PPTC
• nanoASMD Series - Helping to reduce weight of wire harnesses. PPTC devices distributed in a circuit can allow the use of smaller wire sizes with the resulting harnesses.

Fuse

• 437 Series - 1206 size lead-free, halogen free, high temperature very fast-acting thin-film fuse

TVS Diode

• SMBJ Series - The SMBJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.
• SMCJ Series - RoHS Compliant Surface Mount Transient Voltage Suppressor

 

Reed Switch

• 59166 Series - A miniature overmolded reed sensor 16.00mm x 2.40mm x 2.40mm (0.630" x 0.094" x 0.094") with straight or gull-wing leads.
• MDSM-4 Series - Magnetic Surface Mount (SMD) Reed Switch

Diode Array

• AQxx-02HTG - TVS Diode Array 30 kV ESD/Surge Protection SOT23-3

SIDACtor

• SEP0xx Series - Targeted for high-speed applications such as 10BaseT, 100BaseT, and 1000BaseT, the SEP series maintains signal quality while providing robust protection for Ethernet and PoE applications.

Solid State Relay

• PLA192 Series - From small single-pole, 4-pin relays to multi-pole and multi-function devices, OptoMOS® products are an ideal solid state replacement for larger reed and electromechanical relays.
• CPC1394 Series - The OptoMOS® line of solid state relays uses discrete semiconductor components and the patented OptoMOS® architecture to deliver fast, reliable, bounce-free switching in a compact design.
• PLA193 Series - From small single-pole, 4-pin relays to multi-pole and multi-function devices, OptoMOS® products are an ideal solid state replacement for larger reed and electromechanical relays.
• PLA194 Series - The OptoMOS® line of solid state relays uses discrete semiconductor components and the patented OptoMOS® architecture to deliver fast, reliable, bounce-free switching in a compact design.

Solid State Relay

• PLA192 Series - From small single-pole, 4-pin relays to multi-pole and multi-function devices, OptoMOS® products are an ideal solid state replacement for larger reed and electromechanical relays.
• CPC1394 Series - The OptoMOS® line of solid state relays uses discrete semiconductor components and the patented OptoMOS® architecture to deliver fast, reliable, bounce-free switching in a compact design.
• CPC1983YE Series - For power applications requiring a non-biased heat sink with superior thermal management properties, the i4-PAC and ISOPLUS-264 power relays are an ideal solution.
• PLA193 Series - From small single-pole, 4-pin relays to multi-pole and multi-function devices, OptoMOS® products are an ideal solid state replacement for larger reed and electromechanical relays.
• PLA194 Series - The OptoMOS® line of solid state relays uses discrete semiconductor components and the patented OptoMOS® architecture to deliver fast, reliable, bounce-free switching in a compact design.

NTC Thermistor

• MELF style - NTC LL-31, LL-34 and LL-41 “MELF” style glass encapsulated surface mount thermistors are manufactured using super stable NTC chips which are hermetically sealed in a glass package.
• End-banded Chip - End-banded chip thermistors are designed for use on hybrid substrates, integrated circuits, and printed circuit boards
• Thermistor assembly - Thermistor probes and assemblies are invaluable for sensing temperature in a variety of industries ranging from HVAC/R and environmental controls to automotive and white goods.

Reed Switch

• MDSR-10 Series - Sub-Miniature 10 mm, 10 W Reed Switch