ZHCSSZ6F
august 2008 – june 2020
TPS40210-Q1
,
TPS40211-Q1
PRODUCTION DATA
1
1
特性
2
应用
3
说明
5
4
Revision History
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Timing Requirements
6.7
Switching Characteristics
6.8
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Minimum On-Time and Off-Time Considerations
7.3.2
Current Sense and Overcurrent
7.3.3
Current Sense and Subharmonic Instability
7.3.4
Current Sense Filtering
7.3.5
Soft Start
7.3.6
BP Regulator
7.3.7
Shutdown (DIS/ EN Pin)
7.3.8
Control Loop Considerations
7.3.9
Gate Drive Circuit
7.3.10
TPS40211-Q1
7.4
Device Functional Modes
7.4.1
Setting the Oscillator Frequency
7.4.2
Synchronizing the Oscillator
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
Duty Cycle Estimation
8.2.2.2
Inductor Selection
8.2.2.3
Rectifier Diode Selection
8.2.2.4
Output Capacitor Selection
8.2.2.5
Input Capacitor Selection
8.2.2.6
Current Sense and Current Limit
8.2.2.7
Current Sense Filter
8.2.2.8
Switching MOSFET Selection
8.2.2.9
Feedback Divider Resistors
8.2.2.10
Error Amplifier Compensation
8.2.2.11
R-C Oscillator
8.2.2.12
Soft-Start Capacitor
8.2.2.13
Regulator Bypass
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Device Support
11.1.1
第三方米6体育平台手机版_好二三四免责声明
11.2
Documentation Support
11.2.1
Related Documentation
11.3
Related Links
11.4
接收文档更新通知
11.5
支持资源
11.6
Trademarks
11.7
静电放电警告
11.8
术语表
12
Mechanical, Packaging, and Orderable Information
70
简化版原理图
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