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%

目录

1.产品概述       2.产品特点     lcg嘉泰姆

3.应用范围       4.技术规格书下载（PDF文档）lcg嘉泰姆

5.产品封装       6.电路原理图  lcg嘉泰姆

7.相关产品lcg嘉泰姆

   产品概述 返回TOPlcg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TOPlcg嘉泰姆

40V Input Voltage Surge lcg嘉泰姆

32V Steady State Operation lcg嘉泰姆

4.0A output current lcg嘉泰姆

Output Voltage up to 12V lcg嘉泰姆

125kHz Switching Frequency Eases EMI Design lcg嘉泰姆

Sensor-less Constant Current Control lcg嘉泰姆

Resistor Programmable lcg嘉泰姆

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

− Cable Compensation lcg嘉泰姆

±5.0% CC Accuracy lcg嘉泰姆

±2.5% Feedback Voltage Accuracy lcg嘉泰姆

Up to 95% Efficiency lcg嘉泰姆

Extra Features lcg嘉泰姆

− Integrated Soft Start lcg嘉泰姆

− Thermal Shutdown lcg嘉泰姆

− Cycle-by-Cycle Current Limit lcg嘉泰姆

− ISET Short Protection lcg嘉泰姆

SOP-8EP Packagelcg嘉泰姆

   应用范围 返回TOPlcg嘉泰姆

Car Charger/ Adaptor lcg嘉泰姆

Rechargeable Portable Devices lcg嘉泰姆

General-Purpose CC/CV Supplylcg嘉泰姆

   技术规格书（产品PDF) 返回TOP lcg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！lcg嘉泰姆

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产品封装图 返回TOPlcg嘉泰姆

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电路原理图 返回TOPlcg嘉泰姆

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