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1.产品概述       2.产品特点     rx9嘉泰姆

3.应用范围       4.技术规格书下载（PDF文档）rx9嘉泰姆

5.产品封装       6.电路原理图  rx9嘉泰姆

7.相关产品rx9嘉泰姆

   产品概述 返回TOPrx9嘉泰姆

The CXLB7373 combines a constant-current/constant-voltage linear single cell Li+ battery charger with a low dropout linear regulator. Both charger and linear regulators can work independently. The small DFN-10 package and low external component count make the CXLB7373 ideally suit to portable applications. The charger of CXLB7373 provides 0.7A charge current with thermal regulation protection to optimize the board design for compact size and typical thermal conditions. When the junction temperature reaches the thermal regulation threshold, the charger does not shut down but simply reduces the charge current. The charge current can be programmed by connecting an external resistor from the ISET pin to the GND. Using an external MOSFET to disconnect the resistor from the ground shuts down the charger, and reduces the input current down to 25mA. The CXLB7373 also has the STAT pin to indicate charge status. The LDO regulator of CXLB7373 can deliver up to 150mA current and dropout voltage is only 200mV. The 4mA low quiescent current makes it ideally suit to battery-power systems. The LDO regulator also has built-in current limit and thermal shutdown protection

   产品特点 返回TOPrx9嘉泰姆

· Programmable Charge Current Up to 700mA rx9嘉泰姆

· Charge Status Output Pin rx9嘉泰姆

· Soft-Start Limits Inrush Current rx9嘉泰姆

· 4.2V Charge Termination Voltage with ±1% Accuracy rx9嘉泰姆

· 45mA Pre-charge Current (RSET =2k) rx9嘉泰姆

· Thermal Regulation of Charge Current Simplifies Board Design rx9嘉泰姆

· Charger Enable/Disable Control rx9嘉泰姆

· Ultra Low Regulator Quiescent Current: 4mA rx9嘉泰姆

· Fixed LDO Regulator Output Voltage: 3.3V rx9嘉泰姆

· Low Regulator Dropout Voltage: 200mV@150mA rx9嘉泰姆

· LDO Regulator Current Limit Protection rx9嘉泰姆

· LDO Regulator Short Circuit Current Limit rx9嘉泰姆

· LDO Regulator Thermal Protection rx9嘉泰姆

· Small 3mmx3mm DFN 10-Pin (DFN-10) Package rx9嘉泰姆

· Lead Free and Green Devices Available (RoHS Compliant)rx9嘉泰姆

   应用范围 返回TOPrx9嘉泰姆

· PDAs rx9嘉泰姆

· MP3 Players rx9嘉泰姆

· Cell Phones rx9嘉泰姆

· Wireless Appliancesrx9嘉泰姆

   技术规格书（产品PDF) 返回TOP rx9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！rx9嘉泰姆

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产品封装图 返回TOPrx9嘉泰姆

rx9嘉泰姆

电路原理图 返回TOPrx9嘉泰姆

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