Manufacturer Part Number
TPS71533QDCKRQ1
Manufacturer
Texas Instruments
Introduction
The TPS71533QDCKRQ1 is a high-performance, low dropout linear regulator designed for automotive and other applications requiring low noise and high power supply rejection ratio (PSRR).
Product Features and Performance
Linear Low Drop Out (LDO) Regulator
Positive Output Configuration
Fixed 3.3V Output Voltage
Low Dropout Voltage: 0.75V @ 50mA
Supply Voltage Range up to 24V
Output Current: 50mA
Low Quiescent Current: 12 µA
High PSRR: 60dB at 100kHz
Product Advantages
Excellent transient response
High PSRR at a wide frequency range for noise-sensitive applications
Minimal power consumption with low Iq
Robust against reverse polarity conditions
Overcurrent protection enhances safety
Key Technical Parameters
Input Voltage (Max): 24V
Output Voltage (Min/Fixed): 3.3V
Voltage Dropout (Max): 0.75V @ 50mA
Current - Output: 50mA
Current - Quiescent (Iq): 12 µA
PSRR: 60dB (100kHz)
Quality and Safety Features
Over Current and Reverse Polarity Protection
Automotive Grade and AEC-Q100 Qualified
Compatibility
Compatible with various microcontrollers and analog circuits requiring 3.3V
Mounting Type: Surface Mount
Application Areas
Automotive Electronics
Portable and Battery-Powered Devices
Telecommunications
Industrial Controls
Product Lifecycle
Active Product Status
Not Nearing Discontinuation
Availability of Replacements or Upgrades
Several Key Reasons to Choose This Product
Stringent Automotive Qualification (AEC-Q100) for reliable performance under harsh conditions
Ultra-low quiescent current suitable for always-on and battery-operated applications
Highly stable voltage output suitable for sensitive electronics
Compact SC-70-5 package suitable for space-constrained applications
Tape & Reel Packaging for automated assembly processes
Backed by Texas Instruments' renowned support and reliability
TPS71533DCKTTexas Instruments
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