Manufacturer Part Number
TPS7A2009PDQNR
Manufacturer
Texas Instruments
Introduction
The TPS7A2009PDQNR is a low-dropout linear regulator designed for power-sensitive applications.
Product Features and Performance
Low Dropout Voltage: 0.69V @ 300mA
Stable with Low-ESR Capacitors
Low Quiescent Current: 15 µA
High PSRR: 65dB ~ 40dB from 100Hz to 1MHz
Fixed Output Voltage: 0.9V
Output Current: 300mA
Single Output Regulator
Product Advantages
High efficiency for low voltage applications
Reduced power consumption due to low Iq
Excellent line and load regulation
Key Technical Parameters
Input Voltage (Max): 6V
Output Voltage (Fixed): 0.9V
Voltage Dropout (Max): 0.69V @ 300mA
Current - Output: 300mA
Current - Quiescent (Iq): 15 µA
PSRR: 65dB ~ 40dB (100Hz ~ 1kHz)
Quality and Safety Features
Over Current Protection
Over Temperature Protection
Under Voltage Lockout (UVLO)
Compatibility
Compatible with low-ESR capacitors
Application Areas
Power-sensitive electronics
Portable and battery-powered devices
Wireless and RF systems
Product Lifecycle
Active product status
Details on upcoming discontinuation or upgrades are not provided, suggesting the product is stable in its lifecycle.
Key Reasons to Choose This Product
Efficient power management for sensitive applications
High reliability with comprehensive protection features
Low power loss with high PSRR and low Iq
Suitable for a wide range of operating temperatures (-40°C ~ 125°C)
Compact, surface-mount 4-X2SON (1x1) package for space-constrained applications