ZHCSIH1A
July 2018 – September 2019
TPS56637
PRODUCTION DATA.
1
特性
2
应用
3
说明
Device Images
简化原理图
效率与输出电流间的关系 VOUT = 5V
4
修订历史记录
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
Handling Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Timing Requirements
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
The Adaptive On-Time Control and PWM Operation
7.3.2
Mode Selection
7.3.2.1
Eco-mode™ Control Scheme
7.3.2.2
FCCM Control
7.3.3
Soft Start and Pre-Biased Soft Start
7.3.4
Enable and Adjusting Undervoltage Lockout
7.3.5
Output Overcurrent Limit and Undervoltage Protection
7.3.6
Overvoltage Protection
7.3.7
UVLO Protection
7.3.8
Thermal Shutdown
7.3.9
Output Voltage Discharge
7.3.10
Power Good
7.4
Device Functional Modes
7.4.1
Standby Operation
7.4.2
Normal Operation
7.4.3
Light Load Operation
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Output Voltage Resistors Selection
8.2.2.2
Output Filter Selection
8.2.2.3
Input Capacitor Selection
8.2.2.4
Bootstrap Capacitor Selection
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
器件和文档支持
11.1
文档支持
11.1.1
相关文档
11.2
接收文档更新通知
11.3
社区资源
11.4
商标
11.5
静电放电警告
11.6
Glossary
12
机械、封装和可订购信息
12.1
Package Option Addendum
12.1.1
Packaging Information
12.1.2
Tape and Reel Information
11
器件和文档支持
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