ZHCSI34E
January 2018 – February 2024
TPS61322
PRODUCTION DATA
1
1
特性
2
应用
3
说明
4
Device Comparison Table
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
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Soft Start
7.3.2
Boost Controller Circuit
7.3.3
21
7.3.4
Undervoltage Lockout
7.3.5
Current Limit Operation
7.3.6
Overtemperature Protection
7.3.7
Device Functional Modes
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Boost without Schottky Diode
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.2.1
Custom Design With WEBENCH® Tools
8.2.1.2.2
Maximum Output Current
8.2.1.2.3
Inductor Selection
8.2.1.2.4
35
8.2.1.2.5
Capacitor Selection
8.2.1.2.6
37
8.2.1.3
Application Curves
8.2.2
Boost with Schottky Diode
8.2.2.1
Design Requirements
8.2.2.2
Detailed Design Procedure
8.2.2.2.1
Inductor Selection
8.2.2.2.2
Schottky Diode Selection
8.2.2.2.3
Capacitor Selection
8.2.2.3
Application Curves
8.3
System Examples
8.3.1
Detail Design Schematics
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Examples
11
Device and Documentation Support
11.1
Device Support
11.1.1
第三方产品免责声明
11.1.2
Development Support
11.1.2.1
Custom Design With WEBENCH® Tools
11.2
Documentation Support
11.2.1
Related Documentation
11.3
Receiving Notification of Documentation Updates
11.4
支持资源
11.5
Trademarks
11.6
静电放电警告
11.7
术语表
12
Revision History
13
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
DBV|5
MPDS018S
DBZ|3
MPDS108E
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcsi34e_oa
zhcsi34e_pm
11.6
静电放电警告
静电放电 (ESD) 会损坏这个集成电路。德州仪器 (TI) 建议通过适当的预防措施处理所有集成电路。如果不遵守正确的处理和安装程序,可能会损坏集成电路。
ESD 的损坏小至导致微小的性能降级,大至整个器件故障。精密的集成电路可能更容易受到损坏,这是因为非常细微的参数更改都可能会导致器件与其发布的规格不相符。