TP8111 datasheet(1/9 Pages) TPOWER

Il numero della parte	TP8111

Spiegazioni elettronici	No stroboscopic linear constant current LED driver

PDF	9 Pages

Scroll/Zoom	100%

Produttore elettronici	TPOWER [Shenzhen Tianyuan Semiconductor Co., Ltd.]

Homepage	http://www.tpower-ic.com/

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TP8111

无频闪线性恒流 LED 驱动

Ver1.4

Shenzhen TPOWER Semiconductor

1

概述

TP8111 是一款单通道线性恒流 LED 驱动芯片,应用于市电

输入的 LED 照明领域。芯片集成高压启动电路以及高压功

率 MOS 管,最高耐压达 700V,可以直接接整流之后的 110V

或 220V 交流市电,应用电路非常简单,无需电感，系统工作

时没有 EMI 的问题，没有 100Hz 频闪。芯片使用专有的线

性恒流控制技术，使得芯片之间的电流精度控制在 5%以

内。

芯片具有 LED 开路保护、LED 短路保护以及温度补偿功能，

使得应用时系统具有最大程度的安全性。

特点

 集成 700V 高压启动电路以及高压功率 MOS

 无需电感

 输入加电容,没有 100Hz 频闪

 输入不加电容,PF>0.9

 没有 EMI 问题

 效率：＞0.85

 具有 LED 开路以及 LED 短路保护

 120℃高温时 LED 电流温度补偿

 最大输出电流 90mA

 单颗最大输出功率 18W

 封装形式：SOT89-3L/TO252-3L

应用

 LED 日光灯管

 LED 球泡灯

 LED 吸顶灯

典型应用电路

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