参数资料
型号: MAX8900DEWV+T
厂商: Maxim Integrated Products
文件页数: 7/35页
文件大小: 0K
描述: IC LI BATTERY CHARGER 1.2A WLP
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)、锂聚合物(Li-Pol)
电源电压: 3.4 V ~ 6.3 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 30-WFBGA,WLBGA
供应商设备封装: 30-WLP
包装: 带卷 (TR)
MAX8900A/MAX8900B/MAX8900C
1.2A Switch-Mode Li+ Chargers with ±22V Input
Rating and JEITA Battery Temperature Monitoring
ELECTRICAL CHARACTERISTICS (continued)
(V IN = 6V, V BAT = 4V, R SETI = 2.87k I , R DNI = 3.57k I , V THM = V AVL/2 , circuit of Figure 1, T A = -40 N C to +85 N C, unless otherwise
noted. Typical values are at T A = +25 N C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
STATUS OUTPUTS (STAT1, STAT2, STAT3)
STAT1 and STAT2 Output
Voltage Low
I SINK = 1mA
I SINK = 15mA
0.025
0.38
0.05
V
STAT1 and STAT2 Output High
Leakage
STAT3 Output Voltage Low
STAT3 Output High Leakage
V STAT_ = 28V
I SINK = 1mA
I SINK = 15mA
V STAT3 = 5.5V
T A = +25 N C
T A = +85 N C
T A = +25 N C
T A = +85 N C
0.001
0.01
0.01
0.15
0.001
0.01
1
0.25
1
F A
V
F A
PVL AND AVL
0 to 30mA internal load, V IN = 6V,
PVL and AVL Output Voltage
T A = 0 N C to +85 N C
0 to 23mA internal load, V IN = 6V,
4.6
5.0
5.1
V
T A = -40 N C to +85 N C
THERMAL
Thermal Regulation Temperature
T REG
Junction temperature when charge current
is reduced
95
N C
The charge current is decreased 6.7% of
Thermal Regulation Gain
T TREG
the fast-charge current setting for every
degree that the junction temperature
6.7
%/ N C
exceeds the thermal regulation temperature
Thermal-Shutdown Temperature
T SHDN
Junction temperature rising, 1 5 N C hysteresis
+155
N C
Note 2: Parameters are production tested at T A = +25 N C. Limits over the operating temperature range are guaranteed through
correlation using statistical quality control (SQC) methods.
Note 3: Contact factory for alternative values.
Note 4: V IN must be greater than V UVLO-RISING for the part to operate when CEN is pulled low. For example, if CEN is low and the
MAX8900_ is operating with V UVLO-FALLING < V IN < V UVLO-RISING , then toggling CEN results in a nonoperating condition.
Note 5: Guaranteed by design, not production tested.
Note 6: When the charger is in its DONE state, it restarts when the battery voltage falls to the charger restart threshold. The battery
voltage that causes a restart (V BAT-RSTRT ) is V BAT-RSTRT = 4.2V - V RSTRT . For example, with the MAX8900A, V BAT-RSTRT
= 4.2V - 100mV = 4.1V.
Maxim Integrated
7
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