参数资料
型号: LTC4160EUDC#PBF
厂商: Linear Technology
文件页数: 19/32页
文件大小: 0K
描述: IC SWITCH POWER MANAGER 20-QFN
标准包装: 91
系列: Bat-Track™, PowerPath™
功能: 电源管理
电池化学: 锂离子(Li-Ion)、锂聚合物(Li-Pol)
电源电压: 4.35 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-WFQFN 裸露焊盘
供应商设备封装: 20-QFN(3x4)
包装: 管件
LTC4160/LTC4160-1
OPERATION
Battery Charger Flow Chart
POWER ON/
ENABLE CHARGER
CLEAR EVENT TIMER
ASSERT CHRG LOW
NTC OUT OF RANGE
NO
YES
BAT < 2.85V
BATTERY STATE
BAT > V FLOAT – ε
2.85V < BAT < V FLOAT – ε
CHARGE AT
100V/R PROG (C/10 RATE)
RUN EVENT TIMER
CHARGE AT
1030V/R PROG RATE
PAUSE EVENT TIMER
CHARGE WITH
FIXED VOLTAGE
(V FLOAT )
RUN EVENT TIMER
INHIBIT CHARGING
PAUSE EVENT TIMER
NO
TIMER > 30 MINUTES
YES
TIMER > 4 HOURS
YES
NO
INHIBIT CHARGING
STOP CHARGING
I BAT < C/10
NO
YES
INDICATE BATTERY
FAULT AT FAULT
BAT RISING
THROUGH
V RECHRG
YES
CHRG Hi-Z
CHRG Hi-Z
NO
BAT > 2.85V
NO
BAT FALLING
THROUGH
V RECHRG
YES
BAT < V RECHRG
NO
YES
NO
YES
41601 FLOW
41601fa
19
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