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LTC3639 - 150V 100mA Synchronous Step-Down Regulator

Datasheet Summary

Description

The LTC®3639 is a high efficiency step-down DC/DC regulator with internal high side and synchronous power switches that draws only 12μA typical DC supply current while maintaining a regulated output voltage at no load.

Features

  • n Wide Operating Input Voltage Range: 4V to 150V n Synchronous Operation for Highest Efficiency n Internal High Side and Low Side Power MOSFETs n No Compensation Required n Adjustable 10mA to 100mA Maximum Output Current n Low Dropout Operation: 100% Duty Cycle n Low Quiescent Current: 12µA n Wide Output Range: 0.8V to VIN n 0.8V ±1% Feedback Voltage Reference n Precise RUN Pin Threshold n Internal or External Soft-Start n Programmable 1.8V, 3.3V, 5V or Adjustable Output n Few External Component.

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Datasheet Details

Part number LTC3639
Manufacturer Linear Technology
File Size 286.81 KB
Description 150V 100mA Synchronous Step-Down Regulator
Datasheet download datasheet LTC3639 Datasheet
Additional preview pages of the LTC3639 datasheet.

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Full PDF Text Transcription

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LTC3639 High Efficiency, 150V 100mA Synchronous Step-Down Regulator FEATURES n Wide Operating Input Voltage Range: 4V to 150V n Synchronous Operation for Highest Efficiency n Internal High Side and Low Side Power MOSFETs n No Compensation Required n Adjustable 10mA to 100mA Maximum Output Current n Low Dropout Operation: 100% Duty Cycle n Low Quiescent Current: 12µA n Wide Output Range: 0.8V to VIN n 0.8V ±1% Feedback Voltage Reference n Precise RUN Pin Threshold n Internal or External Soft-Start n Programmable 1.8V, 3.
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