RM9003T datasheet(1/2 Pages) REACTOR

Part #	RM9003T

Description	High-voltage linear 220V/7W bulb lamp solution

PDF	2 Pages

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Manufacturer	REACTOR [Shaanxi Reactor Microelectronics Co., Ltd.]

Direct Link	http://www.reactor-micro.com

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RM9003T

高压线性 220V/7W 球泡灯方案

陕西亚成微电子股份有限公司

Rev 2016.11

http: // www.reactor-micro.com

产品概述:

RM9003T 是单通道 LED 恒流驱动控制芯片，可直接驱动高压 LED 灯串，输出电流由外接 SENSE 电阻

设置为 5mA~60mA，且输出电流恒定在设定值。

RM9003T 系统结构简单，外围元器件极少。外围电路无需磁性元件，多芯片串联或并联应用，芯片可

与 LED 共用 PCB 板，LED 电流可外部设定。

RM9003T 应用线路无 EMI 问题，内置 400V 高压 MOS，具有过温调节能力。

RM9003T 采用 TO252 封装。

系统规格：7

W/20mA

PCB:

输入电压

220Vac

输入电流

20mA

输出电压

252V

恒流精度

<±3%

效率

>75%

PF

>0.9

拓扑结构

高压线性

典型应用：

图 1

系统应用原理图

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