Manufacturer Part Number
TPS79425DGNR
Manufacturer
Texas Instruments
Introduction
Low Dropout Regulator offering high PSRR and low quiescent current
Product Features and Performance
Low dropout voltage
High power supply rejection ratio (PSRR)
Low quiescent current consumption
Fixed output voltage of 2.5V
Product Advantages
Stable operation with low dropout
Suitable for battery-powered devices due to low Iq
High PSRR minimizes noise from power supply
Key Technical Parameters
Input Voltage Max: 5.5V
Output Voltage Fixed: 2.5V
Current Output: 250mA
Quiescent Current (Iq): 220 µA
PSRR: 65dB to 40dB (100Hz to 100kHz)
Operating Temperature: -40°C to 125°C
Quality and Safety Features
Over Current Protection
Over Temperature Protection
Reverse Polarity Protection
Under Voltage Lockout (UVLO)
Compatibility
Compatible with a wide range of microcontrollers and digital systems
Application Areas
Portable Electronics
Wireless Infrastructure
RF Applications
Post-DC/DC Regulation
Product Lifecycle
Active status
Not nearing discontinuation
Replacements or upgrades may be available within Texas Instruments' TPS79 series
Several Key Reasons to Choose This Product
Low dropout is suitable for applications with limited input-to-output voltage differential
High PSRR contributes to system stability in noisy environments
Low Iq enhances battery life for portable applications
Wide operating temperature range makes it suitable for industrial applications
Comprehensive protection features ensure long-term reliability
Packaged in a small, surface-mount form factor for compact PCB design
Affordable and widely available from Texas Instruments, a reputable manufacturer in power management solutions
