CXAC85250

CXAC85250是一款高精度恒压恒流驱动器。集成了高压电源,可直接由线电压供电,不需要辅助绕组,大大简化了系统。通过深脉冲频率调制可以实现低待机功耗。 临界导通模式操作可降低开关损耗并大幅提高效率。具有多重保护功能,大大提高了系统的安全性和可靠性,包括VCC过压保护,VCC 欠压锁定,LED短路保护和过温保护。

CXAC85250  BUCK CC/CV Driver Without AuxiliaryWinding高精度恒压恒流驱动器高压电源VCC过压保护VCC欠压锁定

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  1. 1.产品概述       2.产品特点     Chc嘉泰姆

  2. 3.应用范围       4.技术规格书下载(PDF文档)Chc嘉泰姆

  3. 5.产品封装       6.电路原理图  Chc嘉泰姆
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The CXAC85250B/CXAC85250M is a constant voltage constant currentdriver with high accuracy. CXAC85250M/CXAC85250B integrates high voltage power source, and can be supplied from line voltage directly, and auxiliary winding is not needed, which largely simplifies the system. Low standby consumption can be achieved with deep pulse frequency modulation. Critical conduction mode operation reduces the switching losses and largely increases the efficiency. CXAC85250M/CXAC85250B has multi-protection functions which largely enhance the safety and reliability of the system, including VCC over-voltage protection, VCC UVLO, LED short protectionand over-temperature protection.

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 No auxiliary windingChc嘉泰姆
 Supplied from line voltage directlyChc嘉泰姆
 High current accuracy of line and load regulationChc嘉泰姆
 Critical conduction modeChc嘉泰姆
 High efficiency over wide operating rangeChc嘉泰姆
 LED short protectionChc嘉泰姆
 Internal over-temperature protectionChc嘉泰姆
 SOP7 packageChc嘉泰姆

   应用范围 返回TOPChc嘉泰姆


 Smart LED LightingChc嘉泰姆
 Home ApplianceChc嘉泰姆

   技术规格书(产品PDF) 返回TOP Chc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Chc嘉泰姆

     QQ截图20160419174301.jpg Chc嘉泰姆

   产品封装图 返回TOPChc嘉泰姆


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   电路原理图 返回TOPChc嘉泰姆


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离线降压电路产品列表
MODEL Topology VIN(V) Minimum VOUT (V) IOUT(mA) Frequency  (kHz) Dimming Type Package
CXAC85250 Buck 500 3 600 - N Converter SOP7
CXAC85251 Buck - 3 - - N Controller SOP8
CXAC85252 Buck 700 5 200 30 N Converter SOT23-3/TO-92

◀ 上一篇:CXLE87180 PFC controller specially designed for single stage flyback PWM control in lighting applications. It features an internal start-up timer for stand-alone applications, an analog multiplier with for power factor correc

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下一篇▶:CXAC85251 BUCK CC/CV Controller Without AuxiliaryWinding高精度恒压恒流控制器LED短路保护逐脉冲电流限制和过温保护临界传导模式.逐周期电流限制