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
发表时间:2020-05-20
浏览次数:280

目录

1.产品概述       2.产品特点     umt嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)umt嘉泰姆

5.产品封装       6.电路原理图  umt嘉泰姆

7.相关产品umt嘉泰姆

   产品概述 返回TOPumt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TOPumt嘉泰姆


 40V Input Voltage Surge umt嘉泰姆

 32V Steady State Operation umt嘉泰姆

 4.0A output current umt嘉泰姆

 Output Voltage up to 12V umt嘉泰姆

 125kHz Switching Frequency Eases EMI Design umt嘉泰姆

 Sensor-less Constant Current Control umt嘉泰姆

 Resistor Programmable umt嘉泰姆

− Current Limit from 1.0A to 4.0A umt嘉泰姆

− Cable Compensation umt嘉泰姆

 ±5.0% CC Accuracy umt嘉泰姆

 ±2.5% Feedback Voltage Accuracy umt嘉泰姆

 Up to 95% Efficiency umt嘉泰姆

 Extra Features umt嘉泰姆

− Integrated Soft Start umt嘉泰姆

− Thermal Shutdown umt嘉泰姆

− Cycle-by-Cycle Current Limit umt嘉泰姆

− ISET Short Protection umt嘉泰姆

 SOP-8EP Packageumt嘉泰姆

   应用范围 返回TOPumt嘉泰姆


 Car Charger/ Adaptor umt嘉泰姆

 Rechargeable Portable Devices umt嘉泰姆

 General-Purpose CC/CV Supplyumt嘉泰姆

   技术规格书(产品PDF) 返回TOP umt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umt嘉泰姆

 QQ截图20160419174301.jpgumt嘉泰姆

产品封装图 返回TOPumt嘉泰姆


image.pngumt嘉泰姆

电路原理图 返回TOPumt嘉泰姆

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