Cxle8455a cxle8455b cxle8455c realizes various protection functions at the same time, including over-current protection (OCP), over-voltage protection (OVP), short circuit protection (SCP) and over temperature protection (OTP), so as to ensure the reliable operation of the system. Cxle8455a cxle8455b cxle8455c is a single-stage, high power factor (PF), primary control AC to DC LED driver chip. The PF function of cxle8455a cxle8455b cxle8455c integrated chip works in critical conduction mode, realizing high power factor and reducing switching loss of MOSFET power supply. By using the special control technology, the LED current can be accurately controlled without the auxiliary side induction devices such as optocoupler. Cxle8455a cxle8455b cxle8455c has built-in 600V high-voltage power tube, which simplifies the peripheral circuit.

-
[ CXLE8455A ]"
目录
7.相关产品
产品概述 返回TOP
CXLE8455A CXLE8455B CXLE8455C 同时实现了各种保护功能,包括过流保 护 (OCP)、 过压保护 (OVP), 短路保护 (SCP) 和过热保护(OTP)等,以确保系统可靠的工作。CXLE8455A CXLE8455B CXLE8455C是一个单级,高功率因子(PF),原边控 制交流转直流LED驱动芯片。CXLE8455A CXLE8455B CXLE8455C集成片 上PF功能, 工作在临界导通模式下,实现了高功 率因数并减少 MOSFET 电源开关损耗。利用特有的控制技术,不需要光 耦等副边感应器件就可以精确地控制LED电流。 CXLE8455A CXLE8455B CXLE8455C内置600V高压功率管,简化了外围电 路。
产品特点 返回TOP
单级有源 PF,实现了高功率因数和低THD
原边感应机制,无需光耦
高精度LED电流(±3%)
临界导通模式
逐周期峰值电流控制
内置欠压锁定保护
VDD过压保护,输出过压保护
可调的恒定输出电流及输出功率
具有软启动功能
内置600V功率MOSFET
SOP8 封装
应用范围 返回TOP
AC/DC LED 驱动
LED信号灯和装饰灯
E27/PAR30/PAR38/GU10等LED灯
T8/T10 LED灯串
技术规格书(产品PDF) 返回TOP
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!
产品封装图 返回TOP
电路原理图 返回TOP
相关芯片选择指南 返回TOP 更多同类产品.......
APFC 隔离AC-DC |
||||||
型 号 |
描 述 |
Vin(V) |
最大驱动能力 |
功率因数 |
调光方式 |
封装 |
CV/CC,外置MOS,THD<10% |
85~320VAC |
80W |
>0.9 |
N/A |
SOP8 |
|
外置MOS,THD<10% |
85~320VAC |
80W |
>0.9 |
ON/OFF |
SOP8 |
|
外置MOS |
85~264VAC |
80W |
>0.9 |
N/A |
SOT23-6 |
|
外置MOS |
85~320VAC |
80W |
>0.9 |
N/A |
SOT23-6 |
|
内置700V MOS |
85~264VAC |
12W |
>0.9 |
N/A |
DIP8 |
|
内置700V MOS |
85~264VAC |
24W |
>0.9 |
N/A |
DIP8 |
|
内置600V MOS |
85~264VAC |
9W |
>0.9 |
N/A |
SOP8 |
|
内置600V MOS |
85~264VAC |
12W |
>0.9 |
N/A |
DIP8 |
|
内置600V MOS |
85~264VAC |
24W |
>0.9 |
N/A |
DIP8 |