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FM9601

Description
Synchronized mobile power IC with buttons and flashlight
Categorysemiconductor    Power management   
File Size442KB,8 Pages
ManufacturerETC
Download Datasheet View All

FM9601 Overview

Synchronized mobile power IC with buttons and flashlight

FM9601
(文件编号:S&CIC1384)
概述
FM9601
是一款紧凑型的移动电源芯片,将充电管
理, 放电指示灯,
充、
手电筒控制以及同步升压
DC-DC
功½集成于一½,尤其适用于小½积移动电源以及其
他便携式电子设备。
芯片内½充电管理,按照标准的涓流、恒流、恒压
三段式充电方式对电池进行充电,有效保障充电安全
以及电池½用寿½,并确保电池达到满充电量,并有
相应的电量指示灯驱动。
芯片内½同步升压
DC-DC,内部集成功率开关,外
部仅需电感电容即可实现完整的升压功½,无需外接
肖特基二极管,可输出最高
1.0A
电流。内½短路以及
过流保护功½,无需外部开关器件即可独立实现输出
短路保护功½,在异常负½½接入的情况下仍然½保障
系统安全可靠。
FM9601
内½充电和放电功率
MOS,充电电流固定为
0.6A,电池电压在 3.3V
以上可以输出足
1A
的电流。
带按键、
手电筒同步移动电源
IC
特点
1.0A
同步升压½换器,放电效率高达
90%
独立的充电与放电状态指示
自动切换待机模式与按键关机模式
支持按键开关及自动负½½识别
充电电压精度:
1.0%;
±
升压电压精度:
1.0%
±
内½
0.6A
锂电池充电
内½过流保护(OCP),过压保护(OVP),
短路保护(SCP),过温保护(OTP)
ESD 2KV,可靠性高
极½的
BOM
成本
待机电流小于
50uA
支持
4.2V、4.35V
电池
封装½式:ESOP-8
产品应用
4
口红、香水移动电源
PAD
及其他数码设备备用电源
5
6
引脚示意图及说明
序号
1
VCC
BOOST
CHRG
1
2
9
3
4
6
5
SW
VBAT
8
KEY
VOUT
名称
VCC
BOOST
CHRG
WLED
VBAT
SW
VOUT
KEY
PGND
C
D
引脚说明
电源输入端
放电指示灯
充电指示灯
手电筒脚
锂离子电池正极
升压功率
NMOS
漏极
5V
升压输出
按键脚
功率地(底部焊盘)
2
3
4
5
7
WLED
6
ESOP-8
7
8
9
1
页 共
8
B
86-755-83468588
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