Manufacturer Part Number
LP590729QDQNRQ1
Manufacturer
Texas Instruments
Introduction
The LP590729QDQNRQ1 is a low dropout regulator specifically designed for automotive applications and is compliant with the AEC-Q100 standards.
Product Features and Performance
Linear, Low Drop Out (LDO) regulator
Fixed output type with single regulator configuration
High Power Supply Rejection Ratio (PSRR): 90dB ~ 60dB from 100Hz to 100kHz
Output voltage fixed at 2.9V
Maximum output current of 250mA
Low quiescent current of 25 µA
Max voltage input of 5.5V
Dropout voltage maximum of 0.25V at 250mA output
Product Advantages
High thermal performance and efficiency with surface mount X2SON package
Precision output voltage for reliable device operation
Over Current, Over Temperature and Short Circuit protection ensures device stability and safety
Enables design flexibility with minimal external components required
Key Technical Parameters
Voltage Input (Max): 5.5V
Voltage Output (Min/Fixed): 2.9V
Voltage Dropout (Max): 0.25V at 250mA
Current Output: 250mA
PSRR: 90dB ~ 60dB (100Hz ~ 100kHz)
Operating Temperature Range: -40°C ~ 125°C
Quality and Safety Features
Over Temperature Protection
Over Current Protection
Short Circuit Protection
AEC-Q100 Qualified for Automotive Applications
Compatibility
Compatible with various automotive applications requiring reliable voltage regulation
Application Areas
Automotive Electronics
Power Management for Microcontrollers and Sensors in vehicles
Product Lifecycle
Product status is active
Not nearing discontinuation and replacements or upgrades are available
Several Key Reasons to Choose This Product
Highly reliable with built-in safety protections conducive for automotive use
Low dropout feature provides efficient operation in low voltage conditions
Consistent performance across a wide range of temperatures and frequencies
AEC-Q100 qualification ensures compliance with automotive industry standards
Compact package suitable for space-constrained applications
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