SLVS337E
March 2001 – January 2025
TPS792
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics
5.6
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagrams
6.3
Feature Description
6.3.1
Undervoltage Lockout (UVLO)
6.3.2
Shutdown
6.3.3
Active Discharge (New Chip)
6.3.4
Foldback Current Limit
6.3.5
Thermal Protection
6.3.6
Reverse Current
6.4
Device Functional Modes
6.4.1
Normal Operation
6.4.2
Dropout Operation
6.4.3
Disabled
7
Application and Implementation
7.1
Application Information
7.1.1
Adjustable Operation
7.1.2
Exiting Dropout
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.2.1
Capacitor Recommendations
7.2.2.2
Input and Output Capacitor Requirements
7.2.2.3
Noise Reduction and Feed-Forward Capacitor Requirements
7.2.3
Application Curves
7.3
Power Supply Recommendations
7.4
Layout
7.4.1
Layout Guidelines
7.4.1.1
Board Layout Recommendations to Improve PSRR and Noise Performance
7.4.1.2
Power Dissipation and Junction Temperature
7.4.2
Layout Example
8
Device and Documentation Support
8.1
Device Support
8.1.1
Development Support
8.1.1.1
Evaluation Modules
8.1.1.2
Spice Models
8.1.2
Device Nomenclature
8.2
Documentation Support
8.2.1
Related Documentation
8.3
Receiving Notification of Documentation Updates
8.4
Support Resources
8.5
Trademarks
8.6
Electrostatic Discharge Caution
8.7
Glossary
9
Revision History
10
Mechanical, Packaging, and Orderable Information
1
Features
For a more updated portfolio device, see the
TPS7A20
100mA low-dropout regulator with enable
Available in fixed-voltage versions and adjustable
Low noise:
50μV
RMS
(legacy chip)
69μV
RMS
(new chip)
Fast start-up time:
50μs (legacy chip)
500μs (new chip)
Very-low dropout voltage: 55mV (typ)