Manufacturer Part Number
LP5912Q1.8DRVTQ1
Manufacturer
Texas Instruments
Introduction
The LP5912Q1.8DRVTQ1 is an automotive-grade, low-dropout (LDO) linear voltage regulator designed for power-sensitive applications, offering a fixed output voltage of 1.8V with a maximum dropout voltage of 0.25V at 500mA load.
Product Features and Performance
Fixed output voltage of 1.8V
Low dropout voltage: 0.25V @ 500mA
Output current: 500mA
Low quiescent current: 55 µA
High PSRR: 80dB ~ 40dB (100Hz ~ 100kHz)
Built-in features: Enable, Power Good, Soft Start
Over Temperature, Reverse Polarity, Short Circuit protection
Product Advantages
Excellent line and load regulation
High power supply rejection ratio ensures stable output voltage
Low power consumption enhances battery life
Robust protection features enhance system reliability
Automotive-grade quality (AEC-Q100 qualified)
Key Technical Parameters
Voltage Input (Max): 6.5V
Voltage Output (Min/Fixed): 1.8V
Current Output: 500mA
PSRR: 80dB ~ 40dB (100Hz ~ 100kHz)
Operating Temperature: -40°C ~ 125°C (TJ)
Quality and Safety Features
Over Temperature Protection
Reverse Polarity Protection
Short Circuit Protection
AEC-Q100 qualification for automotive applications
Compatibility
The device is designed for surface mount technology (SMT) with a 6-WDFN exposed pad package, making it compatible with modern PCB assembly processes.
Application Areas
Automotive electronics
Battery-powered devices
Microcontroller power supply
Portable and wireless devices
Product Lifecycle
Product Status: Last Time Buy
Indicates nearing end of life with suggestions for seeking replacements or planning for upgrades
Several Key Reasons to Choose This Product
High efficiency with low dropout voltage for energy-sensitive applications
High reliability and safety features suited for automotive and industrial applications
Low quiescent current ideal for battery-operated devices
Wide operating temperature range suitable for harsh environments
Compliance with automotive quality standards (AEC-Q100) ensures robust performance
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