参数资料
型号: MAX1679EUA+T
厂商: Maxim Integrated Products
文件页数: 4/12页
文件大小: 0K
描述: IC BATT CHRGR 1CELL LITH 8-UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
功能: 充电管理
电池化学: 锂离子(Li-Ion)
电源电压: 5 V ~ 22 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
供应商设备封装: 8-uMAX
包装: 带卷 (TR)
Single-Cell Li+ Battery Charger
for Current-Limited Supply
ELECTRICAL CHARACTERISTICS (continued)
(V IN = V CHG = +10V, V BATT = +4.2V, TSEL = GND, GATE = unconnected, ADJ = unconnected, THERM = 10k ? to GND, T A = -40°C
to +85°C , unless otherwise noted.)
PARAMETER
IN Input Current, Done State
Timer Accuracy
CHG Output Leakage Current
CHG Output Sink Current
THERM Sense Current (for hot
qualification)
THERM Sense Current (for cold
qualification)
THERM Sense Voltage Trip
Point
GATE Source/Sink Current
GATE Drive Current at Battery
Removal
SYMBOL
I IN
CONDITIONS
V BATT = 4.25V, V IN = 22V
See Table 3
V CHG = 22V, CHG = high
V CHG = 1.0V, CHG = low
V IN = 10V, V GATE = 8V
V BATT = 5.1V, gate driven high
MIN
-15
-1
4
342
47.3
1.358
60
20
MAX
700
+15
+1
6
363
50.3
1.442
140
90
UNITS
μA
%
μA
mA
μA
μA
V
μA
mA
Note 1: The input voltage range is specified with the external PFET off. When charging, the PFET turns on and the input voltage
(the output voltage of the constant-current power source) drops to very near the battery voltage. When the PFET is on, V IN
may be as low as 2.5V.
Note 2: BATT Input Current is the supply current to the device. When V IN is removed, the MAX1679 shuts down and the input current
is less than 1μA, even if there is an external R ADJ resistor (ADJ to GND).
4
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