Manufacturer Part Number
TPS78433QDBVRQ1
Manufacturer
Texas Instruments
Introduction
Automotive-grade low-dropout linear voltage regulator
Product Features and Performance
Low dropout voltage
Fixed 3.3V output
Single regulator design
High PSRR over a wide frequency range
Current limit and soft start control features
Over temperature and over current protection
Under-voltage lockout feature
Product Advantages
High-efficiency power conversion
Stable output with low output noise
Robust protection for automotive applications
Supports low quiescent current operations
Key Technical Parameters
Input Voltage (Max): 6V
Output Voltage (Min/Fixed): 3.3V
Voltage Dropout (Max): 0.115V at 300mA
Current - Output: 300mA
Quiescent Current (Iq): 40 µA
PSRR: 60dB to 30dB from 1kHz to 1MHz
Quality and Safety Features
AEC-Q100 qualified
High-temperature operational range from -40°C to 150°C
Protection against current overloads and thermal over-stress
Compatibility
Compatible with surface mounting on SC-74A, SOT-753
SOT-23-5 package for easy integration in circuit design
Application Areas
Automotive electronics
Power management systems in vehicles
Electronic control units (ECUs)
Infotainment and telematics
Product Lifecycle
Status: Active
Not indicated as nearing discontinuation
Options for replacements or upgrades should be checked with the manufacturer
Reasons to Choose This Product
Designed for demanding automotive applications
Provides stable power supply with excellent transient response
Low quiescent current minimizes power consumption when inactive
High PSRR ensures low ripple in a wide range of frequencies
Meets strict automotive industry standards with AEC-Q100 qualification
Well-suited for harsh operating environments due to extended temperature range
Comprehensive set of protection features increase system reliability
TPS78510QKVURQ1Texas InstrumentsAUTOMOTIVE, 1-A, HIGH-ACCURACY,