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TPS7A14 1-A, Low VIN, Low VOUT, Ultra-Low Dropout Regulator
SBVS400D
december 2021 – august 2023
TPS7A14
PRODUCTION DATA
CONTENTS
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TPS7A14 1-A, Low VIN, Low VOUT, Ultra-Low Dropout Regulator
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
Switching Characteristics
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Excellent Transient Response
7.3.2
Global Undervoltage Lockout (UVLO)
7.3.3
Enable Input
7.3.4
Internal Foldback Current Limit
7.3.5
Active Discharge
7.3.6
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Normal Operation
7.4.2
Dropout Operation
7.4.3
Disable Mode
8
Application and Implementation
8.1
Application Information
8.1.1
Recommended Capacitor Types
8.1.2
Input, Output, and Bias Capacitor Requirements
8.1.3
Dropout Voltage
8.1.4
Behavior During Transition From Dropout Into Regulation
8.1.5
Device Enable Sequencing Requirement
8.1.6
Load Transient Response
8.1.7
Undervoltage Lockout Circuit Operation
8.1.8
Power Dissipation (PD)
8.1.9
Estimating Junction Temperature
8.1.10
Recommended Area for Continuous Operation
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curve
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Examples
9
Device and Documentation Support
9.1
Device Support
9.1.1
Development Support
9.1.1.1
Evaluation Module
9.1.2
Device Nomenclature
9.2
Documentation Support
9.2.1
Related Documentation
9.3
Receiving Notification of Documentation Updates
9.4
Support Resources
9.5
Trademarks
9.6
Electrostatic Discharge Caution
9.7
Glossary
Mechanical, Packaging, and Orderable Information
10.1
Mechanical Data
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
DRV|6
MPDS216E
YBK|6
Thermal pad, mechanical data (Package|Pins)
DRV|6
QFND087M
Orderable Information
sbvs400d_oa
sbvs400d_pm
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Data Sheet
TPS7A14 1-A, Low V
IN
, Low V
OUT
, Ultra-Low Dropout Regulator
1
Features
Ultra-low input voltage range: 0.7 V to 2.2 V
High efficiency:
Dropout voltage at 1 A: 70 mV (max, YBK)
Specified for V
IN
= V
OUT
+100 mV
Excellent load transient response:
20 mV for I
LOAD
= 3 mA to 600 mA in 20 µs
Accuracy over load, line, and temperature: 1%
High PSRR:
80 dB at 1 kHz (V
OUT
= 0.8 V, I
OUT
= 500 mA)
Available in fixed-output voltages:
0.5 V to 2.0 V (in 25-mV steps)
V
BIAS
range: 2.2 V to 5.5 V
Packages:
6-pin DSBGA: 0.71 mm × 1.16 mm
6-pin WSON: 2 mm × 2 mm
Active output discharge
2
Applications
Camera modules
Wireless headphones and earbuds
Smart watch and fitness trackers
Smart phones
and
tablets
Portable medical devices
Solid state drives (SSDs)