SNVS001F
april 2000 – july 2023
LP2980-ADJ
PRODUCTION DATA
1
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
6.6
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Output Enable
7.3.2
Dropout Voltage
7.3.3
Current Limit
7.3.4
Undervoltage Lockout (UVLO)
7.3.5
Output Pulldown
7.3.6
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Device Functional Mode Comparison
7.4.2
Normal Operation
7.4.3
Dropout Operation
7.4.4
Disabled
8
Application and Implementation
8.1
Application Information
8.1.1
External Feedback Resistors
8.1.2
Recommended Capacitor Types
8.1.2.1
Recommended Capacitors for the New Chip
8.1.2.2
Recommended Capacitors for the Legacy Chip
8.1.3
Input and Output Capacitor Requirements
8.1.4
Feed-Forward Capacitor (CFF)
8.1.5
Reverse Current
8.1.6
Power Dissipation (PD)
8.1.7
Estimating Junction Temperature
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Setting VOUT For the LP2980-ADJ LDO
8.2.2.2
ON/OFF Input Operation
8.2.3
Application Curves
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Device Support
9.1.1
Device Nomenclature
9.2
Receiving Notification of Documentation Updates
9.3
Support Resources
9.4
Trademarks
9.5
Electrostatic Discharge Caution
9.6
Glossary
10
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DBV|5
MPDS018T
Thermal pad, mechanical data (Package|Pins)
Orderable Information
snvs001f_oa
snvs001f_pm
2
Applications
Residential breakers
Solid state drives (SSD)
Electricity meters
Appliances
Building automation