ZHCSD56
December 2014
TPS61175-Q1
PRODUCTION DATA.
1
特性
2
应用范围
3
说明
4
简化电路原理图
5
修订历史记录
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
Timing Requirements
7.7
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Switching Frequency
8.3.2
Soft Start
8.3.3
Overcurrent Protection
8.3.4
Enable and Thermal Shutdown
8.3.5
Under Voltage Lockout (UVLO)
8.4
Device Functional Modes
8.4.1
Minimum on Time and Pulse Skipping
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
Determining the Duty Cycle
9.2.2.2
Selecting the Inductor
9.2.2.3
Computing the Maximum Output Current
9.2.2.4
Setting Output Voltage
9.2.2.5
Setting the Switching Frequency
9.2.2.6
Setting the Soft Start Time
9.2.2.7
Selecting the Schottky Diode
9.2.2.8
Selecting the Input and Output Capacitors
9.2.2.9
Compensating the Small Signal Control Loop
9.2.3
Application Curves
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
商标
12.2
静电放电警告
12.3
术语表
13
机械封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
PWP|14
MPDS370A
散热焊盘机械数据 (封装 | 引脚)
PWP|14
PPTD393
订购信息
zhcsd56_oa
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