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TPS2552DBVR 数据手册 - TI（德州仪器）
制造商:
TI（德州仪器）
分类:
电源管理
封装:
SOT-23-6
描述:
精密可调电流限制的配电开关 PRECISION ADJUSTABLE CURRENT-LIMITED POWER-DISTRIBUTION SWITCHES
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
引脚图在P5Hot
典型应用电路图在P1P17P18P22
原理图在P11P13
封装尺寸在P27P28P30P31P32
焊盘布局在P25
标记信息在P27P28
封装信息在P26P27P28P29P30P31P32
技术参数、封装参数在P5
应用领域在P1P17P18
电气规格在P7
导航目录
TPS2552DBVR数据手册
Page:
of 38 Go
若手册格式错乱，请下载阅览PDF原文件
2
TPS2552
,
TPS2553
,
TPS2552-1
,
TPS2553-1
SLVS841F –NOVEMBER 2008–REVISED AUGUST 2016
www.ti.com
Product Folder Links: TPS2552 TPS2553 TPS2552-1 TPS2553-1
Submit Documentation Feedback Copyright © 2008–2016, Texas Instruments Incorporated
Table of Contents
1 Features.................................................................. 1
2 Applications ........................................................... 1
3 Description............................................................. 1
4 Revision History..................................................... 2
5 Device Comparison Table..................................... 4
6 Pin Configuration and Functions......................... 5
7 Specifications......................................................... 5
7.1 Absolute Maximum Ratings...................................... 5
7.2 ESD Ratings ............................................................ 6
7.3 Recommended Operating Conditions....................... 6
7.4 Thermal Information.................................................. 6
7.5 Electrical Characteristics........................................... 7
7.6 Typical Characteristics.............................................. 8
8 Parameter Measurement Information ................ 11
9 Detailed Description............................................ 13
9.1 Overview................................................................. 13
9.2 Functional Block Diagram....................................... 13
9.3 Feature Description................................................. 13
9.4 Device Functional Modes........................................ 15
9.5 Programming........................................................... 15
10 Application and Implementation........................ 17
10.1 Application Information.......................................... 17
10.2 Typical Applications .............................................. 17
11 Power Supply Recommendations ..................... 24
11.1 Self-Powered and Bus-Powered Hubs ................. 24
11.2 Low-Power Bus-Powered and High-Power Bus-
Powered Functions.................................................. 24
11.3 Power Dissipation and Junction Temperature...... 24
12 Layout................................................................... 25
12.1 Layout Guidelines ................................................. 25
12.2 Layout Example .................................................... 25
13 Device and Documentation Support................. 26
13.1 Device Support...................................................... 26
13.2 Related Links ........................................................ 26
13.3 Receiving Notification of Documentation Updates 26
13.4 Community Resources.......................................... 26
13.5 Trademarks........................................................... 26
13.6 Electrostatic Discharge Caution............................ 26
13.7 Glossary................................................................ 26
14 Mechanical, Packaging, and Orderable
Information........................................................... 26
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision E (February 2012) to Revision F Page
• Added ESD Rating table, Feature Description section, Device Functional Modes, Application and Implementation
section, Power Supply Recommendations section, Layout section, Device and Documentation Support section, and
Mechanical, Packaging, and Orderable Information section ................................................................................................. 1
• Changed 1300 mA to 1700 mA in the adjustable current limit bullet under the Features section......................................... 1
• Changed from 1.2 A to 1.5 A.................................................................................................................................................. 4
Changes from Revision D (June 2011) to Revision E Page
• Changed V
EN
to V
EN
in Recommended Operating Conditions............................................................................................... 6
• Changed V
EN
to V
EN
in Recommended Operating Conditions............................................................................................... 6
Changes from Revision C (September 2009) to Revision D Page
• Changed From: Fast Overcurrent Response - 2-µS (typ) To: Fast Overcurrent Response - 2-µs (typ) in the Features ...... 1
• Added text To Feature - UL Listed "and NEMKO IEC60950-1-am1 ed2.0"........................................................................... 1
• Added Features Item "See the TI Switch Portfoilo"................................................................................................................ 1
• Changed the DEVICE INFORMATION table, and Deleted Note 3........................................................................................ 1
• Added ESD-system level (contact/air) to the ABS MAX table, and Added Note 3................................................................ 6
• Added text to the REVERSE-VOLTAGE PROTECTION section: "A reverse.....when this occurs.".................................... 14
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