CXPR7159A/B

CXPR7159A CXPR7159B提供完整的锂+充电器保护,防止输入过电压、输入过电流和电池过电压。当任何监测参数超过阈值时,IC通过关闭内部开关来切断充电系统的电源。所有保护装置也有防电压尖峰或电流瞬变引起误触发的脱胶时间。CXPR7159/A/B集成了P-MOSFET和体二极管反向保护,取代了外部P-MOSFET和肖特基二极管,实现了手机PMIC的充电功能。当CHRIN电压降到VBAT+20mV以下时,内部电源选择电路将反转体二极管的端子,以防止反向电流从电池流回到CHRIN引脚。CXPR7159/A/B提供完整的Li+充电器保护,并为手机PMIC的充电器节省了外部MOSFET和肖特基二极管。以上特点和小包装使CXPR7159/A/B成为手机应用的理想部件。

集成P-MOSFET二极管反向保护CXPR7159A CXPR7159B输入过电过流高精度保护防电压尖峰或电流瞬变引起误触发

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1.产品概述       2.产品特点     XWe嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)XWe嘉泰姆

5.产品封装       6.电路原理图  XWe嘉泰姆

7.相关产品XWe嘉泰姆

   产品概述 返回TOPXWe嘉泰姆


The CXPR7159/A/B provides complete Li+ charger protection against input over-voltage, input over-current, and battery over-voltage. When any of the monitored parameters are over the threshold, the IC removes the power from the charging system by turning off an internal switch. All protections also have deglitch time against false triggering due to voltage spikes or current transients. The CXPR7159/A/B integrates a P-MOSFET with the body diode reverse protection to replace the external P-MOSFET and Schottky diode for charger function of cell phone’s PMIC. When the CHRIN voltage drops below VBAT+20mV, the internal power select circuit will reverse the body diode’s terminal to prevent a reverse current flowing from the battery back to CHRIN pin. The CXPR7159/A/B provides complete Li+ charger protections and saves the external MOSFET and Schottky diode for the charger of cell phone’s PMIC. The above features and small package make the CXPR7159/A/B an ideal part for cell phones applications.

   产品特点 返回TOPXWe嘉泰姆


· Input Over-Voltage Protection XWe嘉泰姆

· Input Over-Current Protection XWe嘉泰姆

· Battery Over-Voltage Protection XWe嘉泰姆

· High Immunity of False Triggering XWe嘉泰姆

· High Accuracy Protection Threshold XWe嘉泰姆

· A Built-In P-MOSFET XWe嘉泰姆

· Thermal Shutdown Protection XWe嘉泰姆

· Compliance to IEC61000-4-2 (Level 4) ± 8kV (Contact Discharge) ± 15kV (Air Discharge) XWe嘉泰姆

· Available in a TDFN2x2-8 and TSOT-23-6A Packages XWe嘉泰姆

· Lead Free and Green Devices Available (RoHS Compliant)XWe嘉泰姆

   应用范围 返回TOPXWe嘉泰姆


· Cell PhonesXWe嘉泰姆

   技术规格书(产品PDF) 返回TOP XWe嘉泰姆


     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XWe嘉泰姆

 QQ截图20160419174301.jpgXWe嘉泰姆

产品封装图 返回TOPXWe嘉泰姆


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电路原理图 返回TOPXWe嘉泰姆


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