Datasheet4U Logo Datasheet4U.com

LTC3642 - High Voltage 50mA Synchronous Step-Down Converter

General Description

The LTC®3642 is a high efficiency, high voltage step-down DC/DC converter with internal high side and synchronous power switches that draws only 12μA typical DC supply current at no load while maintaining output voltage regulation.

Key Features

  • n Wide Input Voltage Range: 4.5V to 45V n Tolerant of 60V Input Transients n Internal High Side and Low Side Power Switches n No Compensation Required n 50mA Output Current n Low Dropout Operation: 100% Duty Cycle n Low Quiescent Current: 12µA n 0.8V Feedback Voltage Reference n Adjustable Peak Current Limit n Internal and External Soft-Start n Precise RUN Pin Threshold with Adjustable Hysteresis n 3.3V, 5V and Adjustable Output Versions n Only Three External Components Required for.

📥 Download Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
FEATURES n Wide Input Voltage Range: 4.5V to 45V n Tolerant of 60V Input Transients n Internal High Side and Low Side Power Switches n No Compensation Required n 50mA Output Current n Low Dropout Operation: 100% Duty Cycle n Low Quiescent Current: 12µA n 0.8V Feedback Voltage Reference n Adjustable Peak Current Limit n Internal and External Soft-Start n Precise RUN Pin Threshold with Adjustable Hysteresis n 3.3V, 5V and Adjustable Output Versions n Only Three External Components Required for Fixed Output Versions n Low Profile (0.