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LP3792 Datasheet(PDF) 1 Page - Shenzhen Xinmao Microelectronics Co., Ltd.

Part # LP3792
Description  Low power primary feedback control chip
PDF  7 Pages
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Manufacturer  LANDP [Shenzhen Xinmao Microelectronics Co., Ltd.]
Direct Link  https://www.chip-hope.com/
Logo LANDP - Shenzhen Xinmao Microelectronics Co., Ltd.

LP3792 Datasheet(HTML) 1 Page - Shenzhen Xinmao Microelectronics Co., Ltd.

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LP3792
低功耗原边反馈控制芯片
LP3792_CN_DS_Rev.0.95
www.chip-hope.com
WUXI Chip Hope Micro-electronics LTD Confidential– Customer Use Only
概述
LP3792 是一款恒压、恒流的原边反馈控制芯片，适
用于充电器和适配器。
LP3792 采用特有的输出线损补偿技术，
可以有效的
补偿输出电流在输出线上的损耗压降。
LP3792 是芯茂微最新一代的恒压、恒流控制芯片，
优化了动态响应和驱动等性能，可以驱动大功率
MOS。
LP3792 具有多重保护功能，包括开路保护，过压保
护，短路保护、过温保护等功能。
LP3792 采用 SOT23-6 封装
特点
驱动大功率 MOS，满足六级能效
谷底开通机制，提升系统效率
外置驱动 MOS
恒压、恒流精度高
≦75mW 待机功耗
特有的输出线损补偿技术
Hiccup 功能
开路、短路保护
过压、欠压保护
过温保护
应用
手机、无绳电话、PDA、MP3 和其它便携式设
备等的适配器、充电器
LED 驱动电源
线性电源和 RCC 开关电源升级换代
其它辅助电源等
典型应用
1
2
3
6
5
4
VCC
FB
GND CS
NC
OUT
图 1 LP3792 典型应用图


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