ZHCSO88
June 2021
LMR33620AP-Q1
,
LMR33630AP-Q1
PRODUCTION DATA
1
特性
2
应用
3
说明
4
Revision History
5
Device Comparison Table
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 Characteristics
7.7
System Characteristics
7.8
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Power-Good Flag Output
8.3.2
Enable and Start-Up
8.3.3
Current Limit and Short Circuit
8.3.4
Undervoltage Lockout and Thermal Shutdown
8.4
Device Functional Modes
8.4.1
Auto Mode
8.4.2
Dropout
8.4.3
Minimum Switch On Time
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
Choosing the Switching Frequency
9.2.2.3
Setting the Output Voltage
9.2.2.4
Inductor Selection
9.2.2.5
Output Capacitor Selection
9.2.2.6
Input Capacitor Selection
9.2.2.7
CBOOT
9.2.2.8
VCC
9.2.2.9
CFF Selection
9.2.2.10
External UVLO
9.2.2.11
Maximum Ambient Temperature
9.2.3
Application Curves
9.3
What to Do and What Not to Do
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.1.1
Ground and Thermal Considerations
11.2
Layout Example
12
Device and Documentation Support
12.1
Device Support
12.1.1
第三方产品免责声明
12.1.2
Development Support
12.1.2.1
Custom Design With WEBENCH® Tools
12.2
Documentation Support
12.2.1
Related Documentation
12.3
支持资源
12.4
接收文档更新通知
12.5
Trademarks
12.6
静电放电警告
12.7
术语表
13
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
RNX|12
MPQF465A
散热焊盘机械数据 (封装 | 引脚)
RNX|12
QFND597B
订购信息
zhcso88_oa
zhcso88_pm
12.6
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。