中文
English最大放电电流小于2.5A的小容量锂电池应用 5V 1A移动电源,先进的功率管，高集成度的锂电池保护解决方案 CXPR7894D高精度电压检测和延迟电路,过充保护，过放保护，过流保护、短路保护和支持反接等完整的锂电池保护功能，并且具有非常小的工作电流，可以延长电池的寿命。充电检测功能
目录
1.产品概述 2.产品特点 3.应用范围 4.技术规格书下载（PDF文档）</span>
5.产品封装 6.电路原理图</strong> 7.相关产品
CXPR7894D系列产品是高集成度的锂电池保护解决方案。CXPR7894D集成了先进的功率管，高精度电压检测和延迟电路。CXPR7894D为TSSOP8的封装形式，并且只需要一个外围器件，非常适合用于空间有限的电池保护板应用。CXPR7894D具有过充保护，过放保护，过流保护、短路保护和支持反接等完整的锂电池保护功能，并且具有非常小的工作电流，可以延长电池的寿命。</span>
The CXPR7894D product is a high integration solution for lithiumion/polymer battery protection.CXPR7894D contains advanced power MOSFET, high-accuracy voltage detection circuits and delay circuits.CXPR7894D is put into an TSSOP8 package and only one external component makes it an ideal solution in limited space of battery pack.
CXPR7894D 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 longterm battery life.
● 反接保护功能
● 集成先进的40mΩ RSS(ON)功率管</span>
● 电压检测精度25mV
●</strong> 只需要一个外置电容</span>
● 过温保护功能
● 过充电流保护功能
● 两段电流保护功能：</span>
过流保护
短路保护
● 充电检测功能</span>
● 0V电池充电功能
● 内部设定延迟时间
● 3.0uA的工作电流</span>
● 1.5uA的关机耗电流</span>
● TSSOP8的封装</span>
· Protection of Battery Cell Reverse Connection
· Integrate Advanced Power MOSFET with Equivalent of 40mΩ RSS(ON)
· TSSOP8 Package
· Only One External Capacitor Required
· Over-temperature Protection
· Overcharge Current Protection
· Two-step Overcurrent Detection:
-Overdischarge Current
-Load Short Circuiting
· Charger Detection Function
· 0V Battery Charging Function
- Delay Times are generated inside
· High-accuracy Voltage Detection
· Low Current Consumption
- Operation Mode: 2.8μ A typ.
- Power-down Mode: 1.5μ A typ.
· RoHS Compliant and Lead (Pb) Free
● 2000毫安时以上手机应用</span>
One-Cell Lithium-ion Battery Pack
Lithium-Polymer Battery Pack
需要详细的PDF规格书请扫一扫微信联系我们，还可以获得免费样品以及技术支持</span>！</span>
七.相关芯片选择指南 更多同类产品......
电池保护产品 | ||||||||||||
PN | Cell | 过充电检测电压</span> | 过充放电电压 | 过放电检测电压</span> | 过放电压 | 过电流阈值</span> | 0V charge | 精度 | Ron | 反接 保护 | Package | Description |
( V ) | ( V ) | ( V ) | V | ( A ) | mV | mΩ | ||||||
1 | 4.3 | 4.1 | 2.4 | 3 | 3 | yes | 50 | 54 | yes | SOT23-5 | 最大放电电流<2A的小容量锂电池应用5V 1A移动电源 | |
1 | 4.3 | 4.1 | 2.4 | 3 | 3 | yes | 50 | 54 | yes | SOT23-5 | 最大放电电流<2A的小容量锂电池应用5V 1A移动电源 | |
1 | 4.3 | 4.1 | 2.4 | 3 | 3 | yes | 50 | 45 | yes | SOT23-5 | 最大放电电流<2.2A的小容量锂电池应用5V 1A移动电源 | |
1 | 4.3 | 4.1 | 2.4 | 3 | 10 | yes | 50 | 20 | yes | DFN3X3-10 | 电子烟</span> | |
1 | 4.3 | 4.1 | 2.8 | 3 | 0.9 | yes | 50 | 45 | yes | DFN2X2-6 | 可穿戴式应用 最大放电电流<0.4A的超小容量锂电池应用 | |
1 | 4.3 | 4.1 | 2.4 | 3 | 3 | yes | 50 | 45 | yes | DFN2x2-6 | 蓝牙耳机、仪表等要求小体积</span> | |
1 | 4.25 | 4.1 | 2.9 | 3 | 3 | yes | 25 | 45 | yes | DFN2x2-6 | 蓝牙耳机仪表等要求小体积 | |
1 | 4.3 | 4.1 | 2.4 | 3 | 10 | yes | 50 | 20 | yes | SOP8-PP | 最大放电电流<6A的大容量锂电池应用移动电源（5V 3A）</span> | |
1 | 4.25 | 4.1 | 2.5 | 3 | 10 | yes | 50 | 20 | yes | SOP8-PP | 最大放电电流<6A的大容量锂电池应用 移动电源（5V3A）</span> | |
1 | 4.25 | 4.1 | 2.9 | 3 | 10 | yes | 50 | 20 | yes | SOP8-PP | 最大放电电流<6A的大容量锂电池应用移动电源（5V 3A）</span> | |
1 | 4.425 | 4.25 | 2.4 | 3 | 10 | yes | 50 | 17 | yes | SOP8-PP | 最大放电电流<6A的大容量锂电池应用移动电源（5V 3A）</span> | |
1 | 4.25 | 4.1 | 2.9 | 3 | 3 | yes | 25 | 45 | yes | SOT23-5 | 最大放电电流<2.2A的小容量锂电池应用5V 1A移动电源 | |
1 | 4.25 | 4.1 | 2.9 | 3 | 5 | yes | 25 | 40 | yes | TSSOP8 | 最大放电电流<2.5A的小容量锂电池应用5V 1A移动电源 | |
1 | 4.325 | 4.15 | 2.5 | 3 | 5 | yes | 50 | 36 | yes | SOP8-PP | 最大放电电流<3.5A大容量锂电池应用移动电源(5V 1.5）</span> | |
1 | 4.25 | 4.1 | 2.9 | 3 | 6 | yes | 25 | 23 | yes | SOP8-PP | 最大放电电流<4.5A的大容量锂电池应用移动电源（5V 1A | |
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