Cxle82103a cxle82103b chip has built-in 600V high-voltage power MOS tube, simple peripheral circuit and low system cost. Cxle82103a cxle82103b realizes various protection functions at the same time, including OCP, SCP, OVP and tadj, to ensure the reliable operation of the system. Mcxle82103a cxle82103b has a linear compensation circuit, which can achieve good linear adjustment rate and maximum dimming brightness, has wide compatibility, dimming depth is less than 1%, and dimming curve meets NEMA ssl6 standard. Mcxle82103a cxle82103b is a high-precision LED constant current control chip, which is mainly used in the buck-boost LED power supply system. Cxle82103a cxle82103b holds high power factor applications, and PF can reach more than 0.8. The critical conduction mode ensures that the cxle82103a cxle82103b can be turned on when the inductive current is zero, and reduces the switching loss of the power transistor. The critical conduction control mode of inductor current combined with bus voltage compensation ensures the high precision of output LED current, and has good linear adjustment rate and load adjustment rate. It is not sensitive to the change of inductance

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[ CXLE82103A ]"
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产品概述 返回TOP
CXLE82103A CXLE82103B芯片内置600V高压功率MOS管,外围电 路简单,系统成本低。 CXLE82103A CXLE82103B 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)、LED可调开路保护(OVP)和过热自动调节(TADJ)等,以 确保系统可靠地工作。 CXLE82103A CXLE82103B具有线性补偿电路,此电路可实现良好的 线性调整率及最大调光亮度,具有广泛的兼容性, 调光深度低于 1%,调光曲线满足 NEMA SSL6 标 准。CXLE82103A CXLE82103B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恒流控制芯片,主要应用于 BUCK-BOOST LED电源系统。CXLE82103A CXLE82103B持高功 率因数的应用,PF可达到0.8以上。 临界导通模式确保了CXLE82103A CXLE82103B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。电感电流临界导通控制模式结合母线电压补 偿,确保了输出LED电流的高精度,并且具有良好 的线性调整率和负载调整率。对电感量变化不敏 感,可以使用工字电感。
产品特点 返回TOP
兼容可控硅调光
支持高PF应用,PF达到0.8以上
宽范围的调光兼容性
调光深度可低于1%
调光曲线符合NEMA SSL6标准
内置600V功率MOS管
高精度LED恒流电流
逐周期峰值电流控制
LED短路保护
LED可调开路保护
欠压锁定保护(UVLO)
过热自动调节
SOP7封装
应用范围 返回TOP
LED球泡灯,面板灯等
LED灯丝灯等
其他LED驱动应用及通用恒流源
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可控硅调光 |
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型 号 |
描 述 |
Vin(V) |
最大驱动能力 |
功率因数 |
调光方式 |
封装 |
外置MOS |
85~132VAC |
600mA |
>0.9 |
Triac |
SOP8 |
|
内置300V MOS |
85~132VAC |
360mA |
>0.9 |
Triac |
SOP7 |
|
内置600V MOS |
85~132VAC |
260mA |
>0.8 |
Triac |
SOP7 |
|
内置550V MOS |
85~132VAC |
360mA |
>0.8 |
Triac |
SOP7 |