TPS61322
ZHCSI34D –JANUARY 2018–REVISED FEBRUARY 2019
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目录
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特性.......................................................................... 1
应用.......................................................................... 1
说明.......................................................................... 1
修订历史记录 ........................................................... 2
Device Comparison Table..................................... 3
Pin Configuration and Functions......................... 3
Specifications......................................................... 4
7.1 Absolute Maximum Ratings ...................................... 4
7.2 ESD Ratings ............................................................ 4
7.3 Recommended Operating Conditions....................... 4
7.4 Thermal Information.................................................. 4
7.5 Electrical Characteristics........................................... 5
7.6 Typical Characteristics.............................................. 6
Detailed Description .............................................. 9
8.1 Overview ................................................................... 9
8.2 Functional Block Diagram ......................................... 9
8.3 Feature Description................................................... 9
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Application and Implementation ........................ 11
9.1 Application Information............................................ 11
9.2 Typical Application ................................................. 11
9.3 System Examples ................................................... 19
10 Power Supply Recommendations ..................... 20
11 Layout................................................................... 21
11.1 Layout Guidelines ................................................. 21
11.2 Layout Examples................................................... 22
12 器件和文档支持 ..................................................... 23
12.1 器件支持 ............................................................... 23
12.2 文档支持 ............................................................... 23
12.3 接收文档更新通知 ................................................. 23
12.4 社区资源................................................................ 23
12.5 商标....................................................................... 23
12.6 静电放电警告......................................................... 23
12.7 术语表 ................................................................... 24
13 机械、封装和可订购信息....................................... 24
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4 修订历史记录
注：之前版本的页码可能与当前版本有所不同。
Changes from Revision C (May 2018) to Revision D
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已删除 从 TPS61322 标题中删除了“准 GPN”并将“TPS61322xx”更改成了“TPS61322”......................................................... 1
已添加 添加了 WEBENCH 链接 ............................................................................................................................................. 1
Changed the NFET symbol in Functional Block Diagram ...................................................................................................... 9
Added Device Functional Modes.......................................................................................................................................... 10
Changes from Revision B (April 2018) to Revision C
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Deleted Cross Reference to Device Comparison Table and the Electrical Characteristics table footnotes regarding
device TPS61223A, that was Product Preview device in the SLVSDY5B revision. .............................................................. 3
Added graphs pertaining to TPS613223A device to the Typical Characteristics matrix. ...................................................... 6
Changes from Revision A (January 2018) to Revision B
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Deleted Cross Reference to Device Comparison Table and the Electrical Characteristics table footnotes regarding
devices TPS61221A, TPS61222A, and TPS61226A that were Product Preview devices in the SLVSDY5A revision. ........ 3
Added Figure 3, Figure 4 and Figure 5 .................................................................................................................................. 6
Added Figure 7, Figure 8, and Figure 11 ............................................................................................................................... 8
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Changes from Original (September 2017) to Revision A
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2018 年 1 月生产数据发布。 .................................................................................................................................................. 1
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Copyright © 2018–2019, Texas Instruments Incorporated
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