SNVS095F
May 2004 – March 2015
LP2952-N
,
LP2953
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Revision History
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: 3.3-V Versions
6.6
Electrical Characteristics: 5-V Versions
6.7
Electrical Characteristics: All Voltage Options
6.8
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagrams
7.3
Feature Description
7.3.1
Fixed Voltage Options and Programmable Voltage Version
7.3.2
High-Accuracy Output Voltage
7.3.3
Error Detection Comparator Output
7.3.4
Auxiliary Comparator
7.3.5
Short-Circuit Protection (Current Limit)
7.3.6
Thermal Protection
7.3.7
Automatic Output Discharge
7.4
Device Functional Mode
7.4.1
Shutdown Mode
8
Application and Implementation
8.1
Application Information
8.1.1
External Capacitors
8.1.2
Minimum Load
8.1.3
Programming the Output Voltage
8.1.4
Dropout Voltage
8.1.5
Dropout Detection Comparator
8.1.6
Output Isolation
8.1.7
Reducing Output Noise
8.1.8
Auxiliary Comparator (LP2953 Only)
8.1.9
SHUTDOWN Input
8.2
Typical Applications
8.2.1
Basic 5-V Regulator
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.3
Application Curves
8.2.2
5-V Current Limiter with Load Fault Indicator
8.2.3
Low Temperature Coefficient Current Sink
8.2.4
5-V Regulator With Error Flags for Low Battery and Out of Regulation
8.2.5
5-V Battery Powered Supply With Backup and Low Battery Flag
8.2.6
5-V Regulator With Timed Power-On Reset
8.2.7
5-V Regulator With Snap-ON and Snap-OFF Features and Hysteresis
8.2.8
5-V Regulator With Error Flags for Low Battery and Out of Regulation With Snap-ON or Snap-OFF Output
8.2.9
5-V Regulator With Timed Power-On Reset, Snap-ON and Snap-OFF Features, and Hysteresis
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
10.3
Power Dissipation: Heatsink Requirements (Industrial Temperature Range Devices)
11
Device and Documentation Support
11.1
Related Links
11.2
Trademarks
11.3
Electrostatic Discharge Caution
11.4
Glossary
12
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
D|16
MPDS178G
散热焊盘机械数据 (封装 | 引脚)
订购信息
snvs095f_oa
snvs095f_pm