Manufacturer Part Number
TPS7A2009PDBVR
Manufacturer
Texas Instruments
Introduction
The TPS7A2009PDBVR is a low-dropout linear regulator designed for power-sensitive applications.
Product Features and Performance
Low dropout voltage: 0.69V @ 300mA
Small output voltage variation under load
High power supply rejection ratio: 65dB to 40dB from 100Hz to 1MHz
Integrated soft start feature
Enable pin for on/off control
Product Advantages
High efficiency for low-voltage applications
Low quiescent current: 15 µA, enhancing battery life
Stable with low ESR capacitors
Thermal and overcurrent protection
Key Technical Parameters
Single regulator output
Input voltage max: 6V
Fixed output voltage: 0.9V
Output current: 300mA
Quiescent current: 15 µA
PSRR: 65dB to 40dB across frequencies
Quality and Safety Features
Overcurrent protection
Thermal protection with over temperature shutdown
Under Voltage Lockout (UVLO) feature
Compatibility
Designed for surface mount with SOT-23-5 package
Application Areas
Battery-powered devices
Wireless and portable equipment
Microprocessor power supplies
Product Lifecycle
Status: Active
Product is not nearing discontinuation
Replacement and upgrades are available through Texas Instruments
Several Key Reasons to Choose This Product
Highly reliable with built-in protection features
Optimized for portable and wireless applications
Long product lifecycle with active status
Excellent PSRR and low dropout for stable operation
Low quiescent current suitable for battery-powered systems
Available in a small surface-mount package suitable for compact designs