Manufacturer Part Number
TPS7B8650QDDARQ1
Manufacturer
Texas Instruments
Introduction
The TPS7B8650QDDARQ1 is a low-dropout linear voltage regulator optimized for automotive applications.
Product Features and Performance
Fixed output voltage of 5V
Maximum input voltage of 40V
Output current capability of 500mA
Quiescent current of 26µA
Dropout voltage of 0.535V at 500mA load
Power supply rejection ratio (PSRR) of 70dB at 1kHz
Enables precise control with features like Enable and Power Good
Built-in protection for overcurrent, over temperature, and under voltage lockout (UVLO)
Product Advantages
High reliability in harsh automotive environments
Low quiescent current enhances battery life
High PSRR ensures stable output despite input voltage fluctuations
Key Technical Parameters
Voltage Input (Max): 40V
Voltage Output (Min/Fixed): 5V
Current Output: 500mA
Voltage Dropout (Max): 0.535V @ 500mA
Current Quiescent (Iq): 26 µA
PSRR: 70dB (1kHz)
Quality and Safety Features
Overcurrent protection
Over temperature protection
Under Voltage Lockout (UVLO)
Automotive grade and AEC-Q100 qualified
Compatibility
Compatible with automotive applications requiring fixed voltage output and up to 500mA current
Suitable for applications in harsh temperature conditions ranging from -40°C to 150°C
Application Areas
Automotive electronics
Power management solutions for vehicle accessories and modules
Product Lifecycle
Currently active product
Not indicated as nearing discontinuation
Regular updates on replacements or upgrades provided due to active status
Several Key Reasons to Choose This Product
Stable performance with a high PSRR and low dropout voltage
Efficient power usage with a very low quiescent current
Robust protection features ensure long-term reliability in automotive environments
AEC-Q100 qualification highlights standard compliance for automotive industry safety and quality standards