SLVS181K
December 1998 – December 2025
TPS763
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
Output Enable
6.3.2
Dropout Voltage
6.3.3
Current Limit
6.3.4
Thermal Shutdown
6.3.5
Output Pulldown
6.4
Device Functional Modes
6.4.1
Device Functional Mode Comparison
6.4.2
Normal Operation
6.4.3
Dropout Operation
6.4.4
Disabled
7
Application and Implementation
7.1
Application Information
7.1.1
Adjustable Device Feedback Resistors
7.1.2
Capacitor Selection (Legacy Chip)
7.1.3
Recommended Capacitor Types (New Chip)
7.1.4
Input and Output Capacitor Requirements (New Chip)
7.1.5
Reverse Current
7.1.6
Feed-Forward Capacitor (CFF)
7.1.7
Power Dissipation (PD)
7.1.8
Estimating Junction Temperature
7.1.9
Special Consideration for Line Transients (New Chip)
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.2.1
Transient Response
7.2.2.2
Selecting Feedback Divider Resistors
7.2.2.3
Thermal Dissipation
7.2.3
Application Curves
7.3
Power Supply Recommendations
7.4
Layout
7.4.1
Layout Guidelines
7.4.2
Layout Example
8
Device and Documentation Support
8.1
Device Support
8.1.1
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
Input voltage range V
IN
: 2.7V to 10V
Output voltage range V
OUT
:
Fixed device: 1.6V to 5.0V
Adjustable device: 1.5V to 6.5V
Output current: up-to 150mA
Output voltage accuracy:
New chip: ±1.0% (typical)
Legacy chip: ±2.0% (typical)
Low quiescent current I
Q
:
New chip: 65μA (typ) at I
OUT
= 0mA
New chip: 765μA (typ) at I
OUT
= 150mA
Legacy chip: 85μA (typ) at I
OUT
= 1mA to 150mA
Dropout voltage:
New chip: 175mV (typical) at I
OUT
= 150mA
Legacy chip: 360mV (typical) at I
OUT
= 150mA
Thermal shutdown and overcurrent limitation
Active over-shoot pulldown protection (new chip)
Operating junction temperature: –40°C to 125°C
5-pin SOT-23 (DBV), R
θJA
= 178.6°C/W (new chip)