Cxac85139 cxac85140 works in the intermittent mode of inductive current, and is suitable for the isolated LED constant current power supply with the input voltage of 85vac ~ 265vac and the power within 10W. The chip minimizes the number of system components and uses dip 8 packaging, which makes the cxac85139 cxac85140 able to reduce the space occupied by the system. Cxac85139 cxac85140 has a high-precision current sampling circuit, which makes the output current accuracy within ?3%. At the same time, cxac85139 cxac85140 has led open / short circuit protection, overcurrent protection, undervoltage protection, etc
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[ CXAC85139 ]"
目录
7.相关产品
产品概述 返回TOP
CXAC85139 CXAC85140是一款性能优异的原边反馈控制器，集成了多种保护功能。CXAC85139 CXAC85140工作在电感电流断续模式，适用于85Vac~265Vac输入电压、功率10W以内的隔离LED恒流电源。芯片最大限度地减少了系统元件数目并采用DIP8封装，这些使得CXAC85139 CXAC85140能够减小系统所占空间。CXAC85139 CXAC85140具有高精度电流采样电路，使得输出电流精度达到±3%以内。同时，CXAC85139 CXAC85140具有LED开路/短路保护，过流保护，欠压保护等。
产品特点 返回TOP
◆ ±3%LED输出电流精度
◆ 原边反馈恒流控制
◆ 无辅助检测/供电绕组
◆ 超低工作电流：250μA（典型值）
◆ 宽输入电压：85Vac~265Vac
◆ 内部集成650V功率管
◆ LED短路/开路保护
◆ 原边过流保护
◆ 欠压保护（UVLO）
◆ 过温保护（OTP）
应用范围 返回TOP
◆GU10 LED射灯
◆LED球泡灯
◆其它LED照明
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......
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AC-IN Isolation LED Driver (2 Winding) |
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Product |
Product Info |
UVLO OFF |
VUVLO ON |
VJTMCamp |
Operating Current |
Freq kHZ |
Rdson Ω |
BVdss V |
CC |
Pack. |
|
12W原边控制高 精度恒流控制器 |
13.8v |
9V |
15V |
0.15mA |
70 |
- |
- |
±3% |
SOT23 |
|
|
3W原边控制高 精度恒流控制器 |
13.8V |
9V |
15V |
0.15mA |
70 |
30 |
650 |
±3% |
SOP8 |
|
|
3W原边控制高 精度横流控制器 |
5.9V |
4.7V |
6V |
0.25mA |
70 |
30 |
700 |
±3% |
SOP8 |
|
|
5W原边控制高 精度恒流控制器 |
13.8V |
9V |
15V |
0.15mA |
70 |
15 |
650 |
±3% |
SOP8 |
|
|
7W原边控制 高精度恒流控制器 |
13.8V |
9V |
15V |
0.15mA |
70 |
10 |
650 |
±3% |
SOP8 |
|
|
原边控制高 精度恒流控制器 |
6V |
4.4V |
6.1V |
0.3mA |
60 |
30 |
730 |
±3% |
SOP7 |
|
|
10W原边控制高 精度恒流控制器 |
13.8V |
9V |
15V |
0.15mA |
70 |
4.2 |
650 |
±3% |
DIP8 |
|
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AC-IN Isolation LED Driver (3 Winding) |
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Product |
Product Info |
UVLO OFF |
VUVLO ON |
Vovp V |
Operating Current |
Freq kHZ |
Frequency Hopping |
Rdson |
BVdss |
CC |
Package |
|
20W原边控制高精度恒流PWM控制器 |
14.8V |
9V |
27.5 |
2mA |
55 |
YES |
- |
- |
±3% |
SOT26L |
|
|
12W原边控制高精度恒流PWM控制器 |
14.8V |
9V |
29.5 |
2.5mA |
55 |
YES |
5Ω |
650V |
±3% |
DIP8 |
|
|
18W原边控制高精度恒流PWM控制器 |
14.8V |
9V |
29.5 |
2.5mA |
55 |
YES |
2.5Ω |
650V |
±3% |
DIP8 |
|
|
AC-IN Isolation LED Driver With PFC |
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Product |
Product Info |
UVLO OFF |
VUVLO ON |
Vovp |
Operatin Current |
Tadj |
PF |
CC |
Package |
|
60W原边反馈单级有源PFC控制器 |
16.7V |
7.7V |
19V |
1mA |
YES |
>0.9 |
±3% |
SOT26L |
|
|
60W原边反馈单级有源PFC控制器 |
16.7V |
7.7V |
19V |
1mA |
YES |
>0.9 |
±3% |
SOP8 |
|
|
60W原边反馈单级有源PFC控制器 |
16.7V |
7.7V |
19V |
1mA |
YES |
＞0.9 |
±3% |
SOP8 |
|
|
12W原边反馈单级有源PFC控制器 |
16.7V |
7.7V |
19V |
1mA |
YES |
>0.9 |
±3% |
SOP8 |
|
|
18W原边反馈单级有源PFC控制器 |
16.7V |
7.7V |
19V |
1mA |
YES |
>0.9 |
±3% |
DIP8 |
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