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TPS54061
ZHCS937E –MAY 2012–REVISED NOVEMBER 2015
www.ti.com.cn
Copyright © 2012–2015, 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 Pin Configuration and Functions......................... 3
6 Specifications......................................................... 4
6.1 Absolute Maximum Ratings ...................................... 4
6.2 ESD Ratings.............................................................. 4
6.3 Recommended Operating Conditions....................... 4
6.4 Thermal Information.................................................. 4
6.5 Electrical Characteristics .......................................... 5
6.6 Typical Characteristics.............................................. 7
7 Detailed Description ............................................ 10
7.1 Overview ................................................................. 10
7.2 Functional Block Diagram ....................................... 11
7.3 Feature Description................................................. 11
7.4 Device Functional Modes........................................ 15
8 Application and Implementation ........................ 16
8.1 Application Information............................................ 16
8.2 Typical Applications ................................................ 16
9 Power Supply Recommendations...................... 30
10 Layout................................................................... 30
10.1 Layout Guidelines ................................................. 30
10.2 Layout Example .................................................... 30
11 器器件件和和文文档档支支持持 ..................................................... 31
11.1 商标 ....................................................................... 31
11.2 静电放电警告......................................................... 31
11.3 Glossary................................................................ 31
12 机机械械、、封封装装和和可可订订购购信信息息....................................... 31
4 修修订订历历史史记记录录
注:之前版本的页码可能与当前版本有所不同。
Changes from Revision D (December 2014) to Revision E Page
• Changed PH, 10ns Transient MIN value in the Absolute Maximum Ratings From: –2 V To: –4 V....................................... 4
• Moved Storage temperature, T
stg
From: ESD Ratings To: Absolute Maximum Ratings........................................................ 4
• Changed Handling Ratings table To: ESD Ratings table....................................................................................................... 4
Changes from Revision C (September 2013) to Revision D Page
• 已添加
引脚配置和功能
部分,
处理额定值
表,
特性 描述
部分,
器件功能模式
,
应用和实施
部分,
电源相关建议
部
分,
布局
部分,
器件和文档支持
部分以及
机械、封装和可订购信息
部分 ................................................................................ 1
• Changed Y-axis value µA/V to µS.......................................................................................................................................... 8
Changes from Revision B (January 2013) to Revision C Page
• Changed RT/CLK falling edge to PH rising edge delay From: 130 ns To: 60 ns................................................................... 5
Changes from Revision A (May 2012) to Revision B Page
• 已更改效率与负载电流间的关系图.......................................................................................................................................... 1
• Changed Pin Configuration graphic for clarification of thermal pad....................................................................................... 3
Changes from Original (May 2012) to Revision A Page
• 已更改 将标题从“4.7V 至 60V 输入。。。。。。”改为“宽输入。。。。。。”并且已删除“产品预览”条 ................................. 1
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