Manufacturer Part Number
TPS74533PQWDRBRQ1
Manufacturer
Texas Instruments
Introduction
Automotive grade low dropout linear regulator
Product Features and Performance
Fixed output voltage of 3.3V
Maximum input voltage of 6V
Voltage dropout of 0.16V at 500mA load
Output current capacity of 500mA
Low quiescent current of 36 µA
Good power supply rejection ratio (PSRR): 57dB ~ 35dB from 1kHz to 1MHz
Single regulator design
Product Advantages
High reliability for automotive applications
Good thermal performance due to VDFN exposed pad
Stability with low ESR output capacitors
Key Technical Parameters
Output Configuration: Positive, Fixed
Number of Regulators: 1
Voltage Dropout (Max): 0.16V @ 500mA
Current Output: 500mA
Current Quiescent (Iq): 36 µA
PSRR: 57dB ~ 35dB (1kHz ~ 1MHz)
Control Features: Enable
Protection Features: Over Current, Over Temperature, UVLO
Quality and Safety Features
Operating Temperature Range: -40°C ~ 125°C
AEC-Q100 qualified for automotive applications
Compatibility
Surface Mount, Wettable Flank technology for better solderability
Compatible with 8-SON (3x3) packaging
Application Areas
Automotive systems
Power management circuits
Product Lifecycle
Current Status: Active
No reported discontinuation
Availability of replacements or upgrades is inherent as part of Texas Instruments’ product range
Several Key Reasons to Choose This Product
Optimized for automotive power supply requirements
Enhanced thermal performance for demanding environments
Low power consumption ideal for energy-sensitive applications
Strong protection features secure the system from common electrical hazards
AEC-Q100 qualification ensures reliability in automotive operating conditions
As part of Texas Instruments' product offering, quality, and supply continuity are assured
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