Manufacturer Part Number
TPS79328QDBVRQ1
Manufacturer
Texas Instruments
Introduction
The TPS79328QDBVRQ1 is a low-dropout (LDO) linear voltage regulator specifically intended for automotive applications, ensuring precision power management.
Product Features and Performance
Positive fixed-output configuration
Highly efficient with a maximum voltage dropout of 0.2V at 200mA load
Low quiescent current of 220 µA enhances battery life
Excellent power supply rejection ratio (PSRR) of 70dB at 100Hz to 43dB at 100kHz
Offers function enabled via control feature
Operates effectively across a broad temperature range from -40°C to 125°C
Product Advantages
Specifically designed for automotive applications
Compact SOT-23-5 package suitable for space-constrained applications
Enhanced thermal performance and reliability under stress via robust overcurrent and overtemperature protection
Key Technical Parameters
Input Voltage (Max): 5.5V
Output Voltage (Min/Fixed): 2.8V
Current Output: 200mA
PSRR: 70dB ~ 43dB (100Hz ~ 100kHz)
Voltage Dropout (Max): 0.2V @ 200mA
Quality and Safety Features
Over Current Protection
Over Temperature Protection
Reverse Polarity Protection
Under Voltage Lockout (UVLO)
AEC-Q100 qualified
Compatibility
Compatible with various automotive applications due to its robust design and temperature resilience
Application Areas
Automotive electronics
Power supply for sensors and microcontrollers in vehicles
Product Lifecycle
Currently active
Not nearing discontinuation and no known issues affecting production continuity
Several Key Reasons to Choose This Product
Designed for reliability in automotive environments
Low dropout voltage ensures efficient operation even at lower input voltages
Comprehensive protection features safeguard against common electrical faults
Industry-standard quality certifications including AEC-Q100
Low quiescent current aids in extending the operational life of battery-powered applications