SBVS310C
July 2017 – June 2019
TLV743P
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Typical Application Circuit
Dropout Voltage vs Output Current
4
Revision History
5
Pin Configuration and Functions
Pin 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
Undervoltage Lockout (UVLO)
7.3.2
Shutdown and Output Enable
7.3.3
Internal Foldback Current Limit
7.3.4
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Normal Operation
7.4.2
Dropout Operation
7.4.3
Disabled
8
Application and Implementation
8.1
Application Information
8.1.1
Input and Output Capacitor Selection
8.1.2
Dropout Voltage
8.1.3
Power Dissipation
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curve
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Examples
11
Device and Documentation Support
11.1
Device Support
11.1.1
Development Support
11.1.1.1
Evaluation Module
11.1.2
Device Nomenclature
11.2
Documentation Support
11.2.1
Related Documentation
11.3
Receiving Notification of Documentation Updates
11.4
Community Resources
11.5
Trademarks
11.6
Electrostatic Discharge Caution
11.7
Glossary
12
Mechanical, Packaging, and Orderable Information
1
Features
Input Voltage Range: 1.4 V to 5.5 V
Stable Operation With 1-µF Ceramic Output Capacitor
Foldback Overcurrent Protection
Packages:
SOT-23 (5)
X2SON (4)
Very Low Dropout: 125 mV at 300 mA (3.3 V
OUT
)
Accuracy: 1% (Typical), 1.4% (Maximum)
Low I
Q
: 34 µA
Available in Fixed-Output Voltages:
1 V to 3.3 V
High PSRR: 50 dB at 1 kHz
Active Output Discharge