ZHCS111E
November 2011 – May 2017
TPS62170
,
TPS62171
,
TPS62172
,
TPS62173
PRODUCTION DATA.
1
特性
2
应用
3
说明
4
修订历史记录
5
Device Voltage Options
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Enable and Shutdown (EN)
8.3.2
Current Limit and Short Circuit Protection
8.3.3
Power Good (PG)
8.3.4
Undervoltage Lockout (UVLO)
8.3.5
Thermal Shutdown
8.4
Device Functional Modes
8.4.1
Soft Start
8.4.2
Pulse Width Modulation (PWM) Operation
8.4.3
Power Save Mode Operation
8.4.4
100% Duty-Cycle Operation
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Custom Design with WEBENCH® Tools
9.2.2.2
Programming the Output Voltage
9.2.2.3
External Component Selection
9.2.2.3.1
Inductor Selection
9.2.2.4
Capacitor Selection
9.2.2.4.1
Output Capacitor
9.2.2.4.2
Input Capacitor
9.2.2.5
Output Filter and Loop Stability
9.2.2.6
TPS6216x Components List
9.2.3
Application Curves
9.3
System Examples
9.3.1
Inverting Power Supply
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
11.3
Thermal Considerations
12
器件和文档支持
12.1
器件支持
12.1.1
Third-Party Products Disclaimer
12.1.2
开发支持
12.1.2.1
使用 WEBENCH® 工具定制设计方案
12.2
文档支持
12.2.1
相关文档
12.3
相关链接
12.4
社区资源
12.5
商标
12.6
静电放电警告
12.7
Glossary
13
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
DSG|8
MPDS308C
散热焊盘机械数据 (封装 | 引脚)
DSG|8
QFND141I
订购信息
zhcs111e_oa
zhcs111e_pm
5
Device Voltage Options
OUTPUT VOLTAGE
(1)
PART NUMBER
PACKAGE
adjustable
TPS62170
WSON (8)
1.8 V
TPS62171
3.3 V
TPS62172
5.0 V
TPS62173
(1)
Contact the factory to check availability of other fixed output voltage versions.
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