CXSD62346

CXSD62346开关频率下提供高达2.5A的输出电流。CC消除了昂贵的,高精度的电流感应电阻,使其成为电池充电应用和具有精确电流限制的适配器的理想选择。CCXSD62345 CXSD62346通过消除相关的功率损耗,比传统的恒流开关稳压器具有更高的效率。标准保护功能包括循环电流限制、热关机和短路时的频率折叠。

125kHz开关频率CV恒压CC恒流模式CXSD62346恒流开关稳压器电流1.0A至3A电阻可编程软启动

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1.产品概述       2.产品特点     QAm嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)QAm嘉泰姆

5.产品封装       6.电路原理图  QAm嘉泰姆

7.相关产品QAm嘉泰姆

   产品概述 返回TOPQAm嘉泰姆


      CXSD62345 CXSD62346 is a wide input voltage, high efficiency step-down DC/DC converter which operates in either CV (Constant Voltage) mode or CC (Constant Current) mode. This device includes a reference voltage source, oscillation circuit, error amplifier, integrated high-side power mos, a pwm controller and a constant current controller. CXSD62345 CXSD62346 provides up to 2.5A output current at 125kHz switching frequency. CC eliminates the expensive, high accuracy current sense resistor, making it ideal for battery charging applications and adaptors with accurate current limit. CCXSD62345 CXSD62346achieves higher efficiency than traditional constant current switching regulators by eliminating its associated power loss. Standard protection features include cycle by cycle current limit, thermal shutdown, and frequency fold-back at short circuit. The devices are available in a SOP-8EP package and require few external devices for operation.

   产品特点 返回TOPQAm嘉泰姆


 40V Input Voltage Surge QAm嘉泰姆

 32V Steady State Operation QAm嘉泰姆

 2.5A output current QAm嘉泰姆

 Output Voltage up to 12V QAm嘉泰姆

 125kHz Switching Frequency Eases EMI Design QAm嘉泰姆

 Sensor-less Constant Current Control QAm嘉泰姆

 Resistor Programmable QAm嘉泰姆

− Current Limit from 1.0A to 3A QAm嘉泰姆

− Cable Compensation from 0Ω to 0.3Ω QAm嘉泰姆

 ±5.0% CC Accuracy QAm嘉泰姆

 ±2.5% Feedback Voltage Accuracy QAm嘉泰姆

 Up to 95% Efficiency QAm嘉泰姆

 Extra Features QAm嘉泰姆

− Integrated Soft Start QAm嘉泰姆

− Thermal Shutdown QAm嘉泰姆

− Cycle-by-Cycle Current Limit QAm嘉泰姆

− ISET Short Protection QAm嘉泰姆

 SOP-8EP PackageQAm嘉泰姆

   应用范围 返回TOPQAm嘉泰姆


 Car Charger/ Adaptor QAm嘉泰姆

 Rechargeable Portable DevicesQAm嘉泰姆

 General-Purpose CC/CV SupplyQAm嘉泰姆

   技术规格书(产品PDF) 返回TOP QAm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QAm嘉泰姆

 QQ截图20160419174301.jpgQAm嘉泰姆

产品封装图 返回TOPQAm嘉泰姆


image.pngQAm嘉泰姆

电路原理图 返回TOPQAm嘉泰姆

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