The CXPR7149 product is a high integration solution for lithium-ion/polymer
battery protection. CXPR7149 contains advanced power MOSFET, high-accuracy
voltage detection circuits and delay circuits.
CXPR7149 is put into an ultra-small SOT23-5 package and only one external
component makes it an ideal solution in limited space of battery pack.
CXPR7149 has all the protection functions required in the battery application
including overcharging, overdischarging, overcurrent and load short circuiting
protection etc. The accurate overcharging detection voltage ensures safe and
full utilization charging.
The low standby current drains little current from the cell while in storage.
The device is not only targeted for digital cellular phones, but also for any other
Li-Ion and Li-Poly battery-powered information appliances requiring long-term
battery life.

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目录 1.产品概述 2.产品特点 一,产品概述(General Description) battery protection. CXPR7149 contains advanced power MOSFET, high-accuracy voltage detection circuits and delay circuits. CXPR7149 is put into an ultra-small SOT23-5 package and only one external component makes it an ideal solution in limited space of battery pack. including overcharging, overdischarging, overcurrent and load short circuiting protection etc. The accurate overcharging detection voltage ensures safe and full utilization charging. battery life. 四,产品封装图 (Package) |
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五,电路原理图
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六.产品PDF文档
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七,功能概述
The CXPR7149 monitors the voltage and current of a battery and protects it from being damaged due to overcharge voltage,overdischarge voltage, overdischarge current, and short circuit conditions by disconnecting the battery from the load or charger. These functions are required in order to operate the battery cell within specified limits.
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大过放电流/二合一锂电保护IC |
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型号 |
耐压 |
工作 电流 |
过充 电压 |
过充释 放电流 |
过放 电压 |
过放释 放电压 |
过放自 恢复 |
过流 保护 |
短路 保护 |
封装 |
6.0V |
3.9uA |
4.3V |
4.1V |
2.4V |
3.0V |
OK |
OK/15A |
OK |
SOT-25 |
|
6.0V |
3.9uA |
4.3V |
4.1V |
2.4V |
3.0V |
OK |
OK/9A |
OK |
SOP8 |
|
6.0V |
6.0uA |
4.25V |
4.1V |
2.9V |
3.0V |
OK |
OK/10A |
OK |
ESOP8 |
|
6.0V |
6.0uA |
4.25V |
4.1V |
2.5V |
3.0V |
OK |
OK/10A |
OK |
ESOP8 |
|
6.0V |
6.0uA |
4.3V |
4.1V |
2.4V |
3.0V |
OK |
OK/10A |
OK |
ESOP8 |
|
6.0V |
6.0uA |
4.425V |
4.25V |
2.4V |
3.0V |
OK |
OK/10A |
OK |
ESOP8 |
|
6.0V |
9.0uA |
4.25V |
4.1V |
2.9V |
3.0V |
OK |
OK/14A |
OK |
ESOP8 |
|
6.0V |
7.0uA |
4.3V |
4.1V |
2.4V |
3.0V |
OK |
OK/18A |
OK |
ESOP8 |