HT7913E datasheet(1/6 Pages) HOTCHIP

Part #	HT7913E

Description	A linear charging model in the built-in maximum 1 A linear charging mode

PDF	6 Pages

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Manufacturer	HOTCHIP [Hotchip Technology Co.,Ltd]

Direct Link	http://www.hotchip.com.cn/English/Index/index.html

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HT7913E

1/6

www.hotchip.com.cn

Ver1.1

蓝牙音箱电源管理方案

产品概述

HT7913 是一款集成了锂电池充电管理模块、充

电指示模块及 DC-DC 的升压管理模块的便携式电源

管理 IC，可以完成移动电源专案，蓝牙音箱电源专

案，及其他与锂电池有关的专案。

主要特点

◆

内置最大 1A 线性充电模式；

◆ 充电输入具有 OVP 功能，输入电压超过 6.2V 自

动停止充电；

◆ 涓流/恒流/恒压三段式充电，充饱电压 4.22V，支

持对 0V 电池充电；

◆ 内置充电能根据温升自动降低充电电流，120 度开

始下降，最低可降至 0；

◆

升压固定开关频率 650KHZ，驱动外置 MOS 管，

可以根据应用进行选用，灵活性强

◆ 内置 0.6V 基准源，输出电压可调，内置 0.68V 基

准 OVP 保护锁存功能，输出电流可调

◆ 使用 EN 引脚控制升压启动和关闭

◆ 支持 5V/9V/12V 输出，具有恒功率输出功能，充

电的过程中允许升压

◆ 电池过充、过放保护；

◆ 4KV ESD；

◆ ESOP8 封装

典型应用

◆

移动电源

◆

各种备用电源;

◆

锂电池充电器

◆

蓝牙功放，音箱

典型应用电路图

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HT7913E Datasheet(PDF) 1 Page - Hotchip Technology Co.,Ltd

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