Supervisors

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Mfr Part #	Quantity Available	Price	Series	Package	Product Status	DigiKey Programmable	Type	Number of Voltages Monitored	Voltage - Threshold	Output	Reset	Reset Timeout	Operating Temperature	Mounting Type	Package / Case	Supplier Device Package

RT9819C-30GV IC SUPERVISOR 1 CHANNEL SOT23-3 Richtek USA Inc.	1,563 In Stock	1 : ¥3.74000 Cut Tape (CT) 3,000 : ¥1.06260 Tape & Reel (TR)	-	Tape & Reel (TR) Cut Tape (CT) Digi-Reel®	Active	Not Verified	Simple Reset/Power-On Reset	1	3V	Push-Pull, Totem Pole	Active Low	143ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819B-26GV IC SUPERVISOR 1 CHANNEL SOT23-3 Richtek USA Inc.	2,800 In Stock	1 : ¥3.74000 Cut Tape (CT) 3,000 : ¥1.33081 Tape & Reel (TR)	-	Tape & Reel (TR) Cut Tape (CT) Digi-Reel®	Active	Not Verified	Simple Reset/Power-On Reset	1	2.6V	Push-Pull, Totem Pole	Active Low	35ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819D-29PV IC SUPERVISOR 1 CHANNEL SC70-3 Richtek USA Inc.	3,000 In Stock	3,000 : ¥1.06260 Tape & Reel (TR)	-	Tape & Reel (TR) Cut Tape (CT) Digi-Reel®	Active	Not Verified	Voltage Detector	1	2.9V	Push-Pull, Totem Pole	Active Low	292ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819C-29PV IC SUPERVISOR 1 CHANNEL SOT23-3 Richtek USA Inc.	3,000 In Stock	3,000 : ¥1.06260 Tape & Reel (TR)	-	Tape & Reel (TR) Cut Tape (CT) Digi-Reel®	Active	Not Verified	Voltage Detector	1	2.9V	Push-Pull, Totem Pole	Active Low	143ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819C-29GV IC SUPERVISOR 1 CHANNEL SOT23-3 Richtek USA Inc.	1,410 In Stock	1 : ¥3.74000 Cut Tape (CT) 3,000 : ¥1.33081 Tape & Reel (TR)	-	Tape & Reel (TR) Cut Tape (CT) Digi-Reel®	Active	Not Verified	Simple Reset/Power-On Reset	1	2.9V	Push-Pull, Totem Pole	Active Low	143ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819C-26GV IC SUPERVISOR 1 CHANNEL SOT23-3 Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR) Cut Tape (CT) Digi-Reel®	Active	Not Verified	Simple Reset/Power-On Reset	1	2.6V	Push-Pull, Totem Pole	Active Low	143ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819C-42GV IC SUPERVISOR 1 CHANNEL SOT23-3 Richtek USA Inc.	0 In Stock	Active	-	Cut Tape (CT) Digi-Reel®	Active	Not Verified	Simple Reset/Power-On Reset	1	4.2V	Push-Pull, Totem Pole	Active Low	143ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819A-24GVL IC SUPERVISOR 1 CHANNEL SOT23-3L Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	2.4V	Push-Pull, Totem Pole	Active Low	0ms Typical	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3L
RT9819A-27GV IC SUPERVISOR 1 CHANNEL SOT23-3 Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	2.7V	Push-Pull, Totem Pole	Active Low	0ms Typical	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819A-33GV IC SUPERVISOR 1 CHANNEL SOT23-3 Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	3.3V	Push-Pull, Totem Pole	Active Low	0ms Typical	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819A-36GV IC SUPERVISOR 1 CHANNEL SOT23-3 Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	3.6V	Push-Pull, Totem Pole	Active Low	0ms Typical	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819A-42GV IC SUPERVISOR 1 CHANNEL SOT23-3 Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	4.2V	Push-Pull, Totem Pole	Active Low	0ms Typical	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819B-20GU3 IC SUPERVISOR 1 CHANNEL SC70-3 Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	2V	Push-Pull, Totem Pole	Active Low	35ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	SC-70, SOT-323	SC-70-3
RT9819B-20GV IC SUPERVISOR 1 CHANNEL SOT23-3 Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	2V	Push-Pull, Totem Pole	Active Low	35ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819C-23GU3 IC SUPERVISOR 1 CHANNEL SC70-3 Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	2.3V	Push-Pull, Totem Pole	Active Low	143ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	SC-70, SOT-323	SC-70-3
RT9819C-29GVL IC SUPERVISOR 1 CHANNEL SOT23-3L Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	2.9V	Push-Pull, Totem Pole	Active Low	143ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3L
RT9819C-30GVL IC SUPERVISOR 1 CHANNEL SOT23-3L Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	3V	Push-Pull, Totem Pole	Active Low	143ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3L
RT9819C-31GV IC SUPERVISOR 1 CHANNEL SOT23-3 Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	3.1V	Push-Pull, Totem Pole	Active Low	143ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819D-13GV IC SUPERVISOR 1 CHANNEL SOT23-3 Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	1.3V	Push-Pull, Totem Pole	Active Low	292ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819D-30GV IC SUPERVISOR 1 CHANNEL SOT23-3 Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	3V	Push-Pull, Totem Pole	Active Low	292ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819D-46GV IC SUPERVISOR 1 CHANNEL SOT23-3 Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	4.6V	Push-Pull, Totem Pole	Active Low	292ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819E-18GVL IC SUPERVISOR 1 CHANNEL SOT23-3L Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	1.8V	Push-Pull, Totem Pole	Active High	0ms Typical	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3L
RT9819F-40GV IC SUPERVISOR 1 CHANNEL SOT23-3 Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	4V	Push-Pull, Totem Pole	Active High	35ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	TO-236-3, SC-59, SOT-23-3	SOT-23-3
RT9819G-28GU3 IC SUPERVISOR 1 CHANNEL SC70-3 Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR)	Active	Not Verified	Simple Reset/Power-On Reset	1	2.8V	Push-Pull, Totem Pole	Active High	143ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	SC-70, SOT-323	SC-70-3
RT9819C-13GU3 IC SUPERVISOR 1 CHANNEL SC70-3 Richtek USA Inc.	0 In Stock	Active	-	Tape & Reel (TR) Cut Tape (CT) Digi-Reel®	Active	Not Verified	Simple Reset/Power-On Reset	1	1.3V	Push-Pull, Totem Pole	Active Low	143ms Minimum	-40°C ~ 85°C (TA)	Surface Mount	SC-70, SOT-323	SC-70-3

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Supervisors

A PMIC Supervisors is designed to monitor and/or control voltage rails within a circuit with the ability to interface with a microcontroller to maintain certain power limits. The types of Supervisors are Battery Back-up Circuit, Monitor, Multi-Voltage Supervisor, Power Supply Monitor, Regulator/Supervisor, Reset Timer, Sequencer, Simple Reset/Power-On Reset, Smart On/Off Controller, System Manager, Voltage Detector, and Watchdog Circuit.

Supervisors

Supervisors

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