LF50ABDT-TRY - STMicroelectronics

Manufacturer Part Number

LF50ABDT-TRY

Manufacturer

stmicroelectronics

Introduction

An automotive-grade low dropout linear voltage regulator designed for power management applications.

Product Features and Performance

Single positive fixed output

Low dropout voltage of 1.3V @ 500mA

Output current capability of 500mA

Excellent PSRR: 76dB ~ 60dB across 120Hz to 10kHz

Quiescent current of 2 mA

Maximum supply current of 12 mA

Operation across a wide temperature range from -40°C to 125°C

Product Advantages

High PSRR for noise-sensitive applications

Low dropout voltage for improved efficiency

Low quiescent current for power saving

Automotive-grade qualification ensures reliability in vehicle applications

Key Technical Parameters

Input Voltage (Max): 16V

Output Voltage (Min/Fixed): 5V

Current - Output: 500mA

Voltage Dropout (Max): 1.3V @ 500mA

Quiescent Current (Iq): 2 mA

Power Supply Rejection Ratio (PSRR): 76dB ~ 60dB (120Hz ~ 10kHz)

Quality and Safety Features

Protection against overcurrent and overtemperature conditions

AEC-Q100 qualification for automotive industry standards

Compatibility

Surface mount compatible with TO-252-3, DPAK package for PCBs

Application Areas

Automotive electronics

Power management circuits

Product Lifecycle

Obsolete status

Potential availability of replacement or upgrade to be verified by manufacturer

Several Key Reasons to Choose This Product

Meets stringent automotive industry standards (AEC-Q100 qualified)

Robust protection features enhance safety and longevity

Highly efficient with low dropout voltage

Maintains regulatory performance over a broad range of frequencies

Suited for harsh automotive environments given its wide temperature range capability