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首页 > Products > Led Driver > Non isolated LED Driver > Non isolation Buck Constant Current High efficienc >Cxle86175 is a high precision step-down LED constant current control chip with source power factor correction, which is suitable for the non isolated step-down LED constant current power
Cxle86175 is a high precision step-down LED constant current control chip with source power factor correction, which is suitable for the non isolated step-down LED constant current power

Cxle86175 is a high precision step-down LED constant current control chip with source power factor correction, which is suitable for the non isolated step-down LED constant current power supply with 85vac-265vac full range input voltage. Cxle86175 integrated active power factor
Digital correction circuit can achieve high power factor and low total harmonic distortion. Due to the operation in the critical continuous mode of inductor current, the power MOS transistor is in the zero current on state, the switching loss can be reduced, and the utilization rate of inductor is also high. Cxle86175 adopts floating structure to sample inductance current in full period, which can realize high precision output constant current control, and achieve excellent line voltage regulation rate and load regulation rate

Cxle86175 is a high precision step-down LED constant current control chip with source power factor correction, which is suitable for the non isolated step-down LED constant current power
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1.产品概述       2.产品特点     u2P嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)u2P嘉泰姆

5.产品封装       6.电路原理图  u2P嘉泰姆

7.相关产品u2P嘉泰姆

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     CXLE86175是一款带有源功率因数校正的高精度降压型LED 恒流控制芯片,适用于85Vac-265Vac 全范围输入电压的非隔离降压式LED恒流电源。CXLE86175集成有源功率因数校正电路,可以实现很高的功率因数和很低的总谐波失真。由于工作在电感电流临界连续模式,功率MOS管处于零电流开通状态,开关损耗得以减小,同时电感的利用率也较高。CXLE86175 采用浮地构架,对电感电流进行全周期采样,可实现高精度输出恒流控制,并达到优异的线电压调整率和负载调整率。CXLE86175 具有多重保护功能以加强系统可靠性,包括LED开路保护、LED 短路保护、芯片供电欠压保护、电流采样电阻开路保护和逐周期限流等。所有的保护状态都具有自动重启功能。

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有源功率因数校正,高PF值,低THDu2P嘉泰姆

高达95%的系统效率u2P嘉泰姆

LED输出电流精度u2P嘉泰姆

优异的线电压调整率和负载调整率u2P嘉泰姆

电感电流临界连续模式u2P嘉泰姆

超低(10uA) 启动电流u2P嘉泰姆

LED 开路/短路保护u2P嘉泰姆

电流采样电阻开路保护u2P嘉泰姆

逐周期原边电流限流u2P嘉泰姆

芯片供电过压/欠压保护u2P嘉泰姆

自动重启功能u2P嘉泰姆

SOP-8 封装u2P嘉泰姆

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     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!u2P嘉泰姆

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