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HM7140 Datenblatt(PDF) 3 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

Teilenummer HM7140
Bauteilbeschribung  Dimmable constant current LED driver
PDF  9 Pages
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Hersteller  HMSEMI [Shenzhen Huazhimei Semiconductor Co., Ltd]
Direct Link  http://www.hmsemi.com/
Logo HMSEMI - Shenzhen Huazhimei Semiconductor Co., Ltd

HM7140 Datenblatt(HTML) 3 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

  HM7140 Datasheet HTML 1Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM7140 Datasheet HTML 2Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM7140 Datasheet HTML 3Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM7140 Datasheet HTML 4Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM7140 Datasheet HTML 5Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM7140 Datasheet HTML 6Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM7140 Datasheet HTML 7Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM7140 Datasheet HTML 8Page - Shenzhen Huazhimei Semiconductor Co., Ltd HM7140 Datasheet HTML 9Page - Shenzhen Huazhimei Semiconductor Co., Ltd  
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管脚定义
管脚
名称
产品型号、封装和管脚号
管脚
类型
描述
SOT89-5
SOP8/ESOP8
CS
1
3,4
输入
电流设定脚
GND
2
6
芯片地
VDD
3
7
电源
芯片电源
NC
4
2,5,8
悬空
悬空不连接
LED
5
1
输入
LED 负端输入
内部电路方框图
欠压保护
VDD
CS
LED
过温补偿
软启动
基准
GND
50mV
OP
2:
的内部电路方框图
HM7140
可调光线性恒流
LED 驱动器



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