
CXPR7887A锂离子聚合物电池保护的高集成度解决方案内置功率MOSFET高精度的电压检测电路延迟电路充电器反接电池反接保护
| 产品型号: | CXPR7887A |
| 产品类型: | 电池保护IC |
| 产品系列: | 单节锂电保护IC |
| 产品状态: | 量产 |
| 浏览次数: | 49 次 |
产品简介
CXPR7887A具有电池应用所需的所有保护功能,包括过充、过放电、过电流和负载短路保护等。准确的过充检测电压确保安全和充分利用充电。低待机电流在储存期间从电池中排出少量电流。该装置不仅针对数字蜂窝电话,也针对任何其他需要长期电池寿命的锂离子和锂聚电池供电的信息设备充电器反接保护
·电池反接保护
·集成先进功率MOSFET,等效功率54mΩRSS(ON)
·超小型SOT33-5封装
·只需要一个外部电容器
·过温保护
·过充电流保护
·两步过电流检测:
-过放电电流
-负载短路
·充电器检测功能
·0V电池充电功能
-内部产生延迟时间
·高精度电压检测
·低电流消耗
-运行方式:2.8μA典型。
-断电模式:1.5μA典型值。
·符合RoHS且不含铅
技术参数
| 输入电压范围 (VIN) | V ~ 4.5~5.5V |
|---|---|
| 输出电压 (VOUT) | 4.08VV |
| 输出电流 (IOUT) | 3A A |
| 工作频率 | 100KHz |
| 转换效率 | 95%% |
| 封装类型 | SOT23-5 |
| Type | 单节锂电保护IC |
| Cell count | 1 |
| Overcharge voltage | 4.1V |
| Overdischarge voltage | 2.4V |
| Overcurrent current | 3A |
| Short protection | yes |
| Communication | QC2.0 QC3.0 |
| Operating temp | -40℃~85℃ |
| Features | 过放自恢复 |
| Application | 电池保护产品 |
| 耐压 | 4.5~5.5 |
| 工作电流 | 2.8uA |
| 过充释放电压 | 4.4V |
| 过放释放电压 | 3V |
| Accuracy( mV ) | 50mV |
| Ron( mΩ ) | 54 |
| 反接保护 | yes |
| 0V charge | yes |
产品详细介绍
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)
一.产品概述
The CXPR7887A product is a high integration solution for lithiumion/ polymer battery protection.CXPR7887A contains advanced power MOSFET, high-accuracy voltage detection circuits and delay circuits.CXPR7887A 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.
CXPR7887A 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.
二.产品特点
· Protection of Charger Reverse Connection
· Protection of Battery Cell Reverse Connection
· Integrate Advanced Power MOSFET with Equivalent of 54mΩ RSS(ON)
· Ultra-small SOT23-5 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
三.应用范围
One
-Cell Lithium
-ion Battery Pack Lithium
-Polymer Battery Pack
四.技术规格书(产品PDF)
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!

五.产品封装图
六.电路原理图
七.相关芯片选择指南 更多同类产品......
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电池保护产品 |
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|
PN |
Cell |
过充电检测电压 |
过充放电电压 |
过放电检测电压 |
过放电压 |
过电流阈值 |
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 |
|
|
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 |
|
|
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) |
|
|
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) |
|
|
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) |
|
|
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) |
|
|
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) |
|
|
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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