ZHCSFR8
November 2016
LP5922
PRODUCTION DATA.
1
特性
2
应用
3
说明
4
修订历史记录
5
Pin Configuration and 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
Input and Output Capacitors
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Output Voltage
7.3.2
Enable
7.3.3
Output Automatic Discharge
7.3.4
Programmable Soft Start and Noise Reduction
7.3.5
Internal Current Limit
7.3.6
Thermal Overload Protection
7.3.7
Power Good Output
7.4
Device Functional Modes
7.4.1
Enable (EN)
7.4.2
Undervoltage Lockout (UVLO)
7.4.3
Minimum Operating Input Voltage
8
Applications 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
External Capacitors
8.2.2.2
Input Capacitor, CIN
8.2.2.3
Output Capacitor, COUT
8.2.2.4
Soft-Start and Noise-Reduction Capacitor, CSS/NR
8.2.2.5
Feed-Forward Capacitor, CFF
8.2.2.6
No-Load Stability
8.2.2.7
Power Dissipation
8.2.2.8
Estimating Junction Temperature
8.2.2.9
Recommended Continuous Operating Area
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
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
封装选项
机械数据 (封装 | 引脚)
DSC|10
MPDS239E
散热焊盘机械数据 (封装 | 引脚)
DSC|10
QFND232J
订购信息
zhcsfr8_oa
4
修订历史记录
日期
修订版本
注释
2016 年 11 月
*
最初发布。