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首页 > Products > Led Driver > Non isolated LED Driver > Non Isolated linear Constant Current LED driver >Cxle83166 has wide working voltage suitable for full range AC input voltage or 12V~500V DC voltage input various protection functions at the same time including OCP SCP OVP and OTR
Cxle83166 has wide working voltage suitable for full range AC input voltage or 12V~500V DC voltage input various protection functions at the same time including OCP SCP OVP and OTR

Cxle83166 has wide working voltage, suitable for full range AC input voltage or 12V ~ 500V DC voltage input. Cxle83166 has realized various protection functions at the same time, including OCP, SCP, OVP and OTR, etc., to ensure the system can work reliably in the critical conduction mode with zero inductance current valley value combined with input The peak inductance current after the bus voltage compensation ensures the high accuracy of the output LED current of cxle83166, and has excellent linear adjustment rate and load adjustment rate. I-type inductance can be used and is not sensitive to the change of inductance. Cxle83166 is a high-precision LED constant current driver chip working in zero current on and peak current off critical conduction mode. It is mainly used in non isolated step-down LED power supply system and supports PWM / analog level dimming. The critical conduction mode ensures that the cxle83166 switches on when the inductive current is zero, reduces the switching loss of the power transistor, and ensures that the system has a peak efficiency of more than 93%

Cxle83166 has wide working voltage suitable for full range AC input voltage or 12V~500V DC voltage input various protection functions at the same time including OCP SCP OVP and OTR
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1.产品概述       2.产品特点     xWh嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)xWh嘉泰姆

5.产品封装       6.电路原理图  xWh嘉泰姆

7.相关产品xWh嘉泰姆

   产品概述 返回TOPxWh嘉泰姆


      CXLE83166工作电压宽,适合全范围交流输入电压 或是12V~500V直流电压输入。CXLE83166同时实 现了各种保护功能,包括逐周期过流保护(OCP)、 LED短路保护(SCP)、可调开路保护(OVP)和 过热调节(OTR)等,以确保系统可靠地工作电感电流谷值为零的临界导通模式结合经过输入 母线电压补偿后的峰值电感电流,确保了CXLE83166输出LED电流的高精度,并且具有优异 的线性调整率和负载调整率,可以使用工字电感, 并对电感量变化不敏感。CXLE83166一款工作于零电流导通,峰值电流关 断的临界导通模式(CRM,Critical Conduction Mode)高精度LED恒流驱动芯片,主要应用于非隔离降压型LED电源系统,并支持PWM/模拟电平 调光。 临界导通模式确保了CXLE83166以控制功率开 关在电感电流为零时刻开启,减小了功率管的开关 损耗,确保了系统具有93%以上的峰值效率。

   产品特点 返回TOPxWh嘉泰姆


 内部集成500V高压功率管 xWh嘉泰姆

 临界导通模式,对电感不敏感 xWh嘉泰姆

 支持PWM/模拟电平调光应用 xWh嘉泰姆

 最高93%以上的峰值效率 xWh嘉泰姆

 高精度LED恒流电流 xWh嘉泰姆

 逐周期峰值电流控制 xWh嘉泰姆

 LED短路保护 xWh嘉泰姆

 可调LED开路保护 xWh嘉泰姆

 前沿消隐控制 xWh嘉泰姆

 欠压锁定保护(UVLO) xWh嘉泰姆

 过温调节(OTR)  DIP7封装xWh嘉泰姆

   应用范围 返回TOPxWh嘉泰姆


 LED日光灯、信号灯、景光灯 xWh嘉泰姆

 LED舞台灯等 xWh嘉泰姆

 智能LED照明应用xWh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!xWh嘉泰姆

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