参数资料
| 型号： | APM8601FB-7 |
| 厂商： | Diodes Inc |
| 文件页数： | 7/14页 |
| 文件大小： | 0K |
| 描述： | IC BATT CHRGR LI-ION UDFN3030-14 |
| 标准包装： | 1 |
| 功能： | 充电管理 |
| 电池化学： | 锂离子（Li-Ion）、锂聚合物（Li-Pol） |
| 电源电压： | 4.15 V ~ 7 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 14-UFDFN 裸露焊盘 |
| 供应商设备封装： | 14-UDFN3030（3x3） |
| 包装： | 标准包装 |
| 其它名称： | APM8601FB-7DIDKR |
APM8601
DUAL CHANNEL SINGLE CELL LINEAR LITHIUM BATTERY
CHARGER WITH 28V OVP and PROGRAMMABLE CHARGE
TIMER
Functional Description
APM8601 is a linear Li-Ion battery charger device for single-cell applications. It has dual power inputs (DC and USB) and the
charge currents can be programmed with the R SETI resistor and/or the USEL pin. The device also incorporates several safety
features, such as charge timers, battery temperature monitoring and internal thermal limiting.
Functional State Diagram
EN = HIGH
DISABLE
ANY STATE
OR
OR
OR
V IN < V BAT
V IN < 4.0V
V IN > 7.5V
POK 1
I BAT
FLT
1
CHG
0A
1
EN = LOW
THM
R THM < 315 ?
OR (R THM > 3.94k ?
AND R THM < 28.3k ? )
AND V IN > V BAT
AND V IN > 4.0V
AND V IN < 7.5V
PREQUAL
POK
0
FLT
1
POK 0
FLT
1 CHG
1
CHG
1 I BAT
0A
I BAT
150 / R SETI
Timer Hold
(R THM > 315 ?
AND R THM < 3.94k ? )
OR R THM > 28.3k ?
V BAT < 3V
AND Time out
FAULT
V BAT < 2.82V
Reset Timer
R THM < 315 ?
OR (R THM > 3.94k ?
AND R THM < 28.3k ? )
V BAT > 3V
Reset Timer
POK
CHG
0
1
FLT
I BAT
0
0A
THM
CHARGE
I BAT > 112.5 / R SETI
AND Time out
POK
CHG
0 FLT
0 I BAT
Timer Hold
1
0A
(R THM > 315 ?
AND R THM < 3.94k ? )
OR R THM > 28.3k ?
POK 0
I BAT (USB)
I BAT (DC)
FLT 1 CHG 0
USEL Setting
1500 / R SETI
I BAT > 172.5 / R SETI
Reset Timer
TOP-OFF
I BAT < 112.5 / R SETI
Reset Timer
V BAT < 4.05V
Reset Timer
POK
0
FLT
1
CHG
1
Time out
DONE
POK 0
FLT
1
CHG
1
I BAT
0A
APM8601
Document number: DS35138 Rev. 1 - 2
7 of 14
December 2010
? Diodes Incorporated
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