DC1901A，使用 LTC3639EMSE 高效率、150V、100mA 同步降压转换器的演示板

使用 Analog Devices 的 LTC3639EMSE 的参考设计

设计简介

DC1901A，演示板采用 LTC3639EMSE 高效率、150V、100mA 同步降压转换器。该 IC 以高效率突发模式运行，并包含内部高侧和低侧功率 MOSFET。该板可接受 4V 至 150V 之间的输入电压，并提供跳线选择的 1.8V、3.3V、5V 输出电压以及附加电压选项。该 IC 包括内部软启动和增加软启动时间的规定

说明

DC1901A, Demonstration Board using LTC3639EMSE high efficiency, 150V, 100mA synchronous buck converter. The IC operates in a high efficiency Burst Mode operation and includes internal high and low side power MOSFETs. The board will accept an input voltage between 4V and 150V, and provide jumper selected output voltages of 1.8V, 3.3V, 5V and an option for additional voltages. The IC includes internal soft-start and a provision for increasing soft-start time

主要特色

Conversion Type

DC to DC
Input Voltage

4 to 150 V
Output Voltage

1.8|3.3|5 V
Output Current

0.1 A
Efficiency

87.3 %
Topology

Buck

参考设计下载

相关器件

器件	类型	描述	数据手册
LTC3639EMSE#PBF	DC to DC Converter and Switching Regulator Chip	Conv DC-DC 4V to 150V Synchronous Step Down Single-Out 0.8V to 150V 0.1A Automotive 12-Pin MSOP EP Tube	点击下载
LTC3639EMSE#TRPBF	DC to DC Converter and Switching Regulator Chip	Conv DC-DC 4V to 150V Synchronous Step Down Single-Out 0.8V to 150V 0.1A Automotive 12-Pin MSOP EP T/R	点击下载