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TL431LI
TL432LI
ZHCSIL7A –JULY 2018–REVISED NOVEMBER 2018
www.ti.com.cn
Copyright © 2018, Texas Instruments Incorporated
目目录录
1 特特性性.......................................................................... 1
2 应应用用.......................................................................... 1
3 说说明明.......................................................................... 1
4 修修订订历历史史记记录录 ........................................................... 2
5 器器件件比比较较表表............................................................... 3
6 引引脚脚配配置置和和功功能能........................................................ 3
7 规规格格.......................................................................... 4
7.1 绝对最大额定值 ......................................................... 4
7.2 ESD 额定值 ............................................................... 4
7.3 热性能信息 ................................................................ 4
7.4 建议运行条件............................................................. 4
7.5 电气特性.................................................................... 5
7.6 典型特性.................................................................... 6
8 参参数数测测量量信信息息 ........................................................... 9
8.1 温度系数.................................................................... 9
8.2 动态阻抗.................................................................. 10
9 详详细细 说说明明................................................................ 11
9.1 概要 ......................................................................... 11
9.2 功能方框图 .............................................................. 11
9.3 特性 说明................................................................. 12
9.4 器件功能模式........................................................... 12
10 应应用用 和和实实施施 ........................................................... 13
10.1 应用信息................................................................ 13
10.2 典型 应用............................................................... 13
10.3 系统示例................................................................ 21
11 电电源源建建议议................................................................ 24
12 布布局局 ....................................................................... 24
12.1 布局指南................................................................ 24
12.2 布局示例................................................................ 25
13 器器件件和和文文档档支支持持 ..................................................... 26
13.1 相关链接................................................................ 26
13.2 文档支持................................................................ 26
13.3 接收文档更新通知 ................................................. 26
13.4 社区资源................................................................ 26
13.5 商标 ....................................................................... 26
13.6 静电放电警告......................................................... 27
13.7 术语表 ................................................................... 27
14 机机械械、、封封装装和和可可订订购购信信息息....................................... 27
4 修修订订历历史史记记录录
Changes from Original (July 2018) to Revision A Page
• 已更改 将 TL43xLI 状态从“预告信息”更改成了“生产数据发布” .............................................................................................. 1
