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首页 > 产品中心 > LED驱动电路 > AC/DC转换型高压LED驱动芯片 > PWM控制功率转换器 >CXAC85184低成本发射极驱动PWM解决方案自动重启欠压闭锁绿色模式脉冲宽度调制PWM控制器5W-20W适配器和离线电池充电器驱动高压NPN晶体管的发射极
CXAC85184低成本发射极驱动PWM解决方案自动重启欠压闭锁绿色模式脉冲宽度调制PWM控制器5W-20W适配器和离线电池充电器驱动高压NPN晶体管的发射极
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CXAC85184是绿色模式脉冲宽度调制(PWM)控制器。它是专门为低电源应用,如5W-20W适配器和离线电池充电器。在这些典型应用中低待机功率、节省空间和低成本都是必需的。CXAC85184是满足这些要求的完美解决方案挑战。典型的备用电源只有0.13瓦。在正常操作中,CXAC85184会打开和关闭在60千赫的固定开关频率下。CXAC85184的电流限制能力约为420mA,可以直接驱动高压NPN晶体管的发射极。当输出功率低于给定水平时,集成电路进入跳过循环模式以降低功耗。CXAC85184还具有欠压锁定、过温功能
内齐纳二极管
低成本发射极驱动PWM解决方案
0.13W备用电源
当前模式操作
短路保护
过电流保护
过温保护
自动重启欠压闭锁
提供TO-94包装

CXAC85184低成本发射极驱动PWM解决方案自动重启欠压闭锁绿色模式脉冲宽度调制PWM控制器5W-20W适配器和离线电池充电器驱动高压NPN晶体管的发射极
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1.产品概述       2.产品特点     8Mj嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)8Mj嘉泰姆

5.产品封装       6.电路原理图  8Mj嘉泰姆

7.相关产品8Mj嘉泰姆

   产品概述 返回TOP8Mj嘉泰姆


   The CXAC85184 is a green-mode Pulse Width Modulation (PWM) controller. It is specifically designed for low power applications such as 5W-20W Adaptors and Off-     line battery Chargers.In these typical applications, the low standby power, space saving,and low cost are all required. CXAC85184 is a perfect solutions to meet these challenges. The typical standby power is only 0.13Watt.In normal operation, the CXAC85184 switches on and off at a fixed switching frequency of 60 kHz. With a current limit capability of about 420mA, the CXAC85184 can directly8Mj嘉泰姆

 drive the emitter of a high voltage NPN transistor. When the output power falls below a given level, the IC enters  skip cycle mode to reduce power consumption.The CXAC85184 also features Under-Voltage Lockout , Over-Temperature Protection,Over-Current and  Short Circuit Protections.The CXAC85184 is available in TO-94 Packages.8Mj嘉泰姆

   产品特点 返回TOP8Mj嘉泰姆


Internal Zener Diode8Mj嘉泰姆

Low Cost Emitter Drive PWM Solution8Mj嘉泰姆

0.13W Standby Power8Mj嘉泰姆

Current Mode Operation8Mj嘉泰姆

Short Circuit Protection8Mj嘉泰姆

Over-Current Protection8Mj嘉泰姆

Over-Temperature Protection8Mj嘉泰姆

Under-Voltage Lockout with Auto-restart8Mj嘉泰姆

Available in TO-94 Packages8Mj嘉泰姆

RoHS Compliant and 100% Lead (Pb)-Free8Mj嘉泰姆

   应用范围 返回TOP8Mj嘉泰姆


Battery Chargers8Mj嘉泰姆

Universal Off-line Power Supplies8Mj嘉泰姆

Power Adaptors8Mj嘉泰姆

LED 3W-9W Lighting Solutions with CXPU33598Mj嘉泰姆

   技术规格书(产品PDF) 返回TOP 8Mj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!8Mj嘉泰姆

 QQ截图20160419174301.jpg8Mj嘉泰姆

产品封装图 返回TOP8Mj嘉泰姆


blob.png8Mj嘉泰姆

电路原理图 返回TOP8Mj嘉泰姆


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