SM16726 Datasheet PDF - Sunmoon
Part Number | SM16726 | |
Description | Decorative lighting driver IC | |
Manufacturers | Sunmoon | |
Logo | ||
There is a preview and SM16726 download ( pdf file ) link at the bottom of this page. Total 11 Pages |
Preview 1 page No Preview Available ! SM16726 装饰照明驱动 ICIGQZ-IZV1.0
SM16726
概述
SM16726是为LED灯光系统设计的专用驱动芯片,提
供三路高精度恒流、灰度调制输出,特别适合离散的多
灰度全彩灯光系统。
SM16726内置5V稳压电路,可通过外接电阻,提高外
部电源电压到9V~24V。内部集成电流增益控制模块,当
SET端口接地时,可通过系统控制器调节OUTR/G/B端口电
流值。
OUTR/G/B端口耐压+26V以上,芯片端口HBM ESD达到
8KV,可靠性高。
特性说明
内置 5V 稳压电路,外部电源范围 5V~24V
OUT R/G/B 端口耐压 26V 以上
双线自整形数据传输,速率达 30MHz
级联 1024 点时,刷新率可达 30Hz
高精度恒流输出,电流误差<±5%;
可在线调节 R/G/B LED 电流(白平衡)
a, SET 脚悬空时,OUTR=18.4mA,OUTR/G=17.5mA;
b, SET 脚接地时,支持在线电流大小调节
灰度等级为 256 级
防反接功能,避免电源、地反接后芯片烧毁
封装兼容 SM16716
封装形式:SOP16,ESOP8
HBM ESD 达 8KV
封装图
管脚定义
SOP16
ESOP8
SOP16
应用领域
室内 LED 装饰照明
建筑 LED 外观/情景照明
洗墙灯、窗帘屏
穿孔字、护栏管
ESOP8*
* ESOP8 的 GND 在芯片底盘
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基本时序
SET = 1(默认态),与 SM16716 相同的双线数据协议。
如下所示:
SM16726 装饰照明驱动 ICIGQZ-IZV1.0
1. 先移入至少50bits ‘0’作为起始帧,再移入各数据帧,起始帧和数据帧均是高位先移入,DCLK上升沿存储数据;
2. 每组灰度数据均由1bit起始码+24bits灰度数据组成;
3. 第1个数据帧是对应距离移入端最近LED驱动芯片;
4. 灰度数据传输完成后,需要增发对应芯片数的附加脉冲(即级联512个芯片,需要额外发送512个DCLK),新
数据即开始生效;
每颗芯片的灰度数据如下图所示:
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Part DetailsOn this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for SM16726 electronic component. |
Information | Total 11 Pages | |
Link URL | [ Copy URL to Clipboard ] | |
Download | [ SM16726.PDF Datasheet ] |
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