LTC3857IUH#PBF Details _LTC3857IUH#PBF Related parameters PDF

DC DC Switching Controllers

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Specifications

Description	Details
Series	PolyPhase®
Package	Tube
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)

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