CXSD62344

CXSD62344在125 KHz开关频率下提供高达4.0A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。

电流限制为1.0A至4.0A基准电压源振荡电路误差放大器集成大功率mos pwm控制器和恒流控制器CXSD62344高精度的电流感应电阻

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目录

1.产品概述       2.产品特点     2bJ嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)2bJ嘉泰姆

5.产品封装       6.电路原理图  2bJ嘉泰姆

7.相关产品2bJ嘉泰姆

   产品概述 返回TOP2bJ嘉泰姆


       CXSD62343 CXSD62344 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. CXSD62343 CXSD62344 provides up to 4.0A output current at 125 KHz switching frequency. CC eliminates the expensive, high accuracy current sense resistor, making it ideal for battery charging applications and adaptors with accurate current limit. CXSD62343 CXSD62344achieves 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TOP2bJ嘉泰姆


 40V Input Voltage Surge 2bJ嘉泰姆

 32V Steady State Operation 2bJ嘉泰姆

 4.0A output current 2bJ嘉泰姆

 Output Voltage up to 12V 2bJ嘉泰姆

 125kHz Switching Frequency Eases EMI Design 2bJ嘉泰姆

 Sensor-less Constant Current Control 2bJ嘉泰姆

 Resistor Programmable 2bJ嘉泰姆

− Current Limit from 1.0A to 4.0A 2bJ嘉泰姆

− Cable Compensation 2bJ嘉泰姆

 ±5.0% CC Accuracy 2bJ嘉泰姆

 ±2.5% Feedback Voltage Accuracy 2bJ嘉泰姆

 Up to 95% Efficiency 2bJ嘉泰姆

 Extra Features 2bJ嘉泰姆

− Integrated Soft Start 2bJ嘉泰姆

− Thermal Shutdown 2bJ嘉泰姆

− Cycle-by-Cycle Current Limit 2bJ嘉泰姆

− ISET Short Protection 2bJ嘉泰姆

 SOP-8EP Package2bJ嘉泰姆

   应用范围 返回TOP2bJ嘉泰姆


 Car Charger/ Adaptor 2bJ嘉泰姆

 Rechargeable Portable Devices 2bJ嘉泰姆

 General-Purpose CC/CV Supply2bJ嘉泰姆

   技术规格书(产品PDF) 返回TOP 2bJ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2bJ嘉泰姆

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产品封装图 返回TOP2bJ嘉泰姆


image.png2bJ嘉泰姆

电路原理图 返回TOP2bJ嘉泰姆

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◀ 上一篇:4.0A输出电流输出电压12V高效率的降压型DC/DC变换器CXSD62343无传感器恒流控制效率高达95%

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下一篇▶:40V输入电压2.5A输出电流125kHz开关频率CXSD62345高效率的降压型DC/DC变换器效率高达95%