内容
1 特性................................................................................... 1
2 应用................................................................................... 1
3 说明................................................................................... 1
4 修订历史记录..................................................................... 2
5 引脚配置和功能................................................................. 3
6 规格................................................................................... 4
6.1 绝对最大额定值...........................................................4
6.2 ESD 等级.................................................................... 4
6.3 建议运行条件.............................................................. 4
6.4 热性能信息.................................................................. 4
6.5 电气特征......................................................................5
6.6 时序要求......................................................................5
7 详细说明............................................................................ 8
7.1 概述.............................................................................8
7.2 功能模块图.................................................................. 8
7.3 特性说明......................................................................9
7.4 器件功能模式............................................................ 12
8 应用和实现.......................................................................13
8.1 应用信息....................................................................13
8.2 典型应用....................................................................13
9 电源建议.......................................................................... 20
10 布局............................................................................... 21
10.1 布局指南..................................................................21
10.2 布局示例..................................................................21
11 器件和文档支持..............................................................22
11.1 器件支持..................................................................22
11.2 接收文档更新通知................................................... 22
11.3 支持资源..................................................................22
11.4 商标......................................................................... 22
11.5 静电放电警告...........................................................22
11.6 术语表..................................................................... 22
12 机械、封装和可订购信息............................................... 22
4 修订历史记录
注：以前版本的页码可能与当前版本的页码不同
Changes from Revision A (January 2017) to Revision B (April 2021) Page
• 更新了整个文档的表、图和交叉参考的编号格式................................................................................................ 1
• 将最大中心开关频率从 590kHz 更改为 630kHz..................................................................................................5
• 将最大低侧拉电流限制从 4A 更改为 4.3A...........................................................................................................5
Changes from Revision * (April 2016) to Revision A (January 2017) Page
• 将方程式 2 中的 R1 更改为 R4........................................................................................................................... 9
• 更改了
节
7.3.11.2 .............................................................................................................................................11
• 添加了图 7-3 .....................................................................................................................................................11
• 向表 8-2 添加了注释 1...................................................................................................................................... 16
TPS54202
ZHCSEW5B – APRIL 2016 – REVISED APRIL 2021
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