LTC3857EUH#TRPBF

DigiKey Part Number
LTC3857EUH#TRPBFTR-ND - Tape & Reel (TR)
LTC3857EUH#TRPBFCT-ND - Cut Tape (CT)
LTC3857EUH#TRPBFDKR-ND - Digi-Reel®
Manufacturer
Analog Devices Inc.
Manufacturer Product Number
LTC3857EUH#TRPBF
Description
IC REG CTRLR BUCK 32QFN
Manufacturer Standard Lead Time
10 Weeks
Customer Reference
Detailed Description
Buck Regulator Positive Output Step-Down DC-DC Controller IC 32-QFN (5x5)
Datasheet
 Datasheet
EDA/CAD Models
LTC3857EUH#TRPBF Models
Product Attributes
Type
Description
Select All
Category
Manufacturer
Analog Devices Inc.
Series
PolyPhase®
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Part Status
Active
Output Type
Transistor Driver
Function
Step-Down
Output Configuration
Positive
Topology
Buck
Number of Outputs
2
Output Phases
2
Voltage - Supply (Vcc/Vdd)
4V ~ 38V
Frequency - Switching
105kHz ~ 835kHz, 350kHz ~ 535kHz
Duty Cycle (Max)
99.4%
Synchronous Rectifier
Yes
Clock Sync
No
Serial Interfaces
-
Control Features
Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
Operating Temperature
-40°C ~ 125°C (TJ)
Mounting Type
Surface Mount
Package / Case
32-WFQFN Exposed Pad
Supplier Device Package
32-QFN (5x5)
Base Product Number
LTC3857
Quantity
All prices are in CNY
Cut Tape (CT) & Digi-Reel®
QuantityUnit Price
(Including 13% VAT)
Ext Price
(Including 13% VAT)
1¥97.68000¥97.68
10¥88.24300¥882.43
25¥84.13480¥2,103.37
100¥73.05520¥7,305.52
250¥69.77188¥17,442.97
500¥63.61528¥31,807.64
1,000¥55.40693¥55,406.93
* All Digi-Reel orders will add a ¥49.00 reeling fee.
Tape & Reel (TR)
QuantityUnit Price
(Including 13% VAT)
Ext Price
(Including 13% VAT)
2,500¥53.35482¥133,387.05
Manufacturers Standard Package