Cxle8459a cxle8459b cxle8459c realizes various protection functions at the same time, including OCP, SCP, OVP and OTP, so as to ensure the reliable operation of the system. Cxle8459a 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. Internal integration of 600V high-voltage power switch, adjustable led open circuit protection (OVP) makes the system simple and reliable. The constant current control and compensation technology adopted by cxle8459a, 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

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[ CXLE8459A ]"
目录
7.相关产品
产品概述 返回TOP
CXLE8459A CXLE8459B CXLE8459C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开路 保护(OVP)和过热保护(OTP)等,以确保系统可靠 地工作。CXLE8459A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600V高压 功率开关,可调LED开路保护(OVP)使得系统方案 简洁可靠。 CXLE8459A采用的恒流控制与补偿技 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。
产品特点 返回TOP
内部集成600V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 |