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LTC3897

Analog Devices
Part Number LTC3897
Manufacturer Analog Devices
Description PolyPhase Synchronous Boost Controller
Published Apr 13, 2020
Detailed Description FEATURES n Input Supply Range: 4.5V to 65V (Up to 75V Surge) n Reverse Input Protection to –40V n In-Rush Current Con...
Datasheet PDF File LTC3897 PDF File

LTC3897
LTC3897

Overview
FEATURES n Input Supply Range: 4.
5V to 65V (Up to 75V Surge) n Reverse Input Protection to –40V n In-Rush Current Control, Overcurrent Protection and Output Disconnect for Boost Converter n Input Voltage Surge Protection with Adjustable Clamp Voltage n Onboard Ideal Diode Controller n Low Quiescent Current: 55µA n 2-Phase Operation Reduces Required Input and Output Capacitance and Noise n Output Voltage Up to 60V n Adjustable Gate Drive Level 5V to 10V (OPTI-DRIVE) for Logic-Level or Standard Threshold FETs n No External Bootstrap Diodes Required APPLICATIONS n Industrial n Automotive n Military/Avionics LTC3897 PolyPhase Synchronous Boost Controller with Input/ Output Protection DESCRIPTION The LTC®3897 is a synchronous boost DC/DC controller with surge stopper and ideal diode controller.
The boost controller drives two N-channel power MOSFET stages out-of-phase to reduce input and output capacitor requirements, allowing the use of smaller inductors than the single-phase...


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