Manufacturer Part Number
TPS78425QDBVRQ1
Manufacturer
Texas Instruments
Introduction
The TPS78425QDBVRQ1 is a low-dropout (LDO) linear regulator optimized for power-sensitive applications, designed by Texas Instruments, catering specifically to automotive and industrial requirements.
Product Features and Performance
Positive output configuration with fixed output voltage
Supports input voltage up to 6V
Fixed output voltage of 2.5V
Low dropout voltage of 0.115V at 300mA load
300mA output current capability
Low quiescent current of 30 µA, reducing energy consumption when in standby
Supply current peaks at 43 µA, optimizing overall efficiency
PSRR of 60dB ~ 30dB across 1kHz to 1MHz, ensuring stable output despite varying input
Enable control feature for improved power management
Over Current and Over Temperature protection features for enhanced safety
Operational across a wide temperature range from -40°C to 150°C, suitable for harsh environments
Product Advantages
Optimal choice for battery-powered and low-power applications
Automotive grade (AEC-Q100 qualification) ensures reliability in automotive applications
Low dropout enhances efficiency, especially crucial in battery-operated devices
Robust protection features ensure longevity and safe operation under abnormal conditions
Ultra-low quiescent current enhances battery life in portable applications
Key Technical Parameters
Voltage Input (Max): 6V
Voltage Output (Min/Fixed): 2.5V
Voltage Dropout (Max): 0.115V @ 300mA
Current Output: 300mA
PSRR: 60dB ~ 30dB (1kHz ~ 1MHz)
Operating Temperature: -40°C ~ 150°C (TJ)
Package: SC-74A, SOT-753
Quality and Safety Features
Over Current and Over Temperature protections
Automotive grade qualification (AEC-Q100) ensures high reliability and performance standards
Built to operate reliably in extreme temperatures and conditions
Compatibility
Surface Mount technology for easy integration into various circuit boards
Compatible with a wide range of automotive and industrial applications due to its robust features
Application Areas
Automotive electronics
Battery-powered devices
Industrial control systems
Portable electronics
Low-power IoT devices
Product Lifecycle
Product Status: Active
Not nearing discontinuation, ensuring long-term availability
Upgrades or replacements available as part of Texas Instruments' extensive LDO regulator portfolio
Several Key Reasons to Choose This Product
Optimized for low-power and battery-operated applications due to low dropout and quiescent current
High reliability and safety features make it ideal for automotive and industrial applications
Wide operational temperature range suits harsh environmental conditions
Low dropout voltage enhances system efficiency
AEC-Q100 qualification ensures automotive-grade performance and reliability
