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TM1808 fiches techniques PDF

Titan Micro - 12-channel LED driver IC

Numéro de référence TM1808
Description 12-channel LED driver IC
Fabricant Titan Micro 
Logo Titan Micro 





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TM1808 fiche technique
12 通道 LED 驱动 IC TM1808
特性描述
TM1808是固定花样LED驱动IC,本产品内部自带振荡器,PWM输出进行16级辉度渐
变, 12个输出端口;上电复位后,芯片立即工作,输出PWM占空比,无需单片机控制,
实现12通道的LED依次循环控制,实现水滴效果,三级速度设定;芯片内部自带24V和5V
稳压管,外围器件简洁,设计简单,本产品性能优良,质量可靠,适合装饰彩灯。
功能特点
采用高压功率CMOS工艺
OUT输出端口耐压24V
自带24V稳压管和5V稳压管
12个PWM输出端口
16级PWM辉度级输出
内置振荡器,上电复位后芯片自动输出PWM
VDD典型工作电压:5.0V
封装形式:SOP16、DIP16
外部应用框图
适用领域:
户内、户外LED流星,水滴效果装饰
AC220V
阻容降 压-整流输 出
VLED
VLED
●●●
●●●
VLED
●●●
OUT0
●●●
OUT11
VDD24V
SET
IC
VDD
VDD
GND 104
VLED
©Titan Micro Electronics
Ver1.1
1
www.titanmec.com

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