Cxle8458a cxle8458b cxle8458c is a driving switching power supply designed for LED lighting applications. It adopts the primary side feedback technology without auxiliary winding, without secondary feedback circuit or compensation circuit. 650V high voltage power switch is integrated inside, and the adjustable led open circuit protection (OVP) makes the system scheme simple and reliable. Cxle8458a cxle8458b cxle8458c adopts constant current control and compensation technology, the LED output current accuracy is within ?5%, has excellent linear adjustment rate and load adjustment rate, and is not sensitive to the change of transformer winding inductance. Mcxle8458a cxle8458b cxle8458c realizes various protection functions, including cycle by cycle overcurrent protection (OCP), led short circuit protection (SCP), led open circuit protection (OVP) and overheat protection (OTP), etc., so as to ensure reliable operation of the system

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[ CXLE8458A ]"
目录
7.相关产品
产品概述 返回TOP
CXLE8458A CXLE8458B CXLE8458C是针对LED照明应用而设计的驱动开关 电源,采用无辅助绕组的原边反馈技术,无需次级 反馈电路,也无需补偿电路。内部集成650V高压 功率开关,可调LED开路保护(OVP)使得系统方案 简洁可靠。 CXLE8458A CXLE8458B CXLE8458C采用恒流控制与补偿技 术,LED输出电流精度达到±5%以内,具有优异的 线性调整率和负载调整率,且对变压器绕组电感变 化不敏感。 MCXLE8458A CXLE8458B CXLE8458C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开路 保护(OVP)和过热保护(OTP)等,以确保系统可靠 地工作。
产品特点 返回TOP
内部集成650V功率管
无需辅助绕组
可调LED开路保护电压
交流输入电压范围AC85V到AC265V
LED短路保护
原边感应及恒流机制,无需次级反馈电路
高精度LED恒流电流 (±5%)
逐周期峰值电流控制
欠压锁定保护
过温保护
SOP8封装
应用范围 返回TOP
LED球泡灯、射灯
LED照明驱动
通用恒流源
技术规格书(产品PDF) 返回TOP
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产品封装图 返回TOP
电路原理图 返回TOP
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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 |
三绕组,外置MOS |
85~320VAC |
80W |
>0.5 |
N/A |
SOT23-5 |
|
三绕组,内置600V MOS |
85~264VAC |
5W |
>0.5 |
N/A |
SOP8 |
|
三绕组,内置600V MOS |
85~264VAC |
15W |
>0.5 |
N/A |
DIP8 |
|
三绕组,内置600V MOS |
85~264VAC |
12W |
>0.5 |
N/A |
DIP8 |
|
内置600V MOS |
85~264VAC |
24W |
>0.5 |
N/A |
DIP8 |
|
双绕组,内置650V MOS,OVP可设 |
85~264VAC |
5W |
>0.5 |
N/A |
SOP8 |
|
双绕组,内置650V MOS,OVP可设 |
85~264VAC |
7W |
>0.5 |
N/A |
SOP8 |
|
双绕组,内置600V MOS,OVP可设 |
85~264VAC |
12W |
>0.5 |
N/A |
DIP7 |
|
双绕组,内置600V MOS,OVP可设 |
85~264VAC |
18W |
>0.5 |
N/A |
DIP7 |
|
双绕组,内置600V MOS,OVP可设 |
85~264VAC |
15W |
>0.5 |
N/A |
DIP7 |
|
双绕组,内置600V MOS,OVP可设 |
85~264VAC |
12W |
>0.5 |
N/A |
SOP8 |