Manufacturer Part Number
L4931ABDT35TR
Manufacturer
stmicroelectronics
Introduction
The L4931ABDT35TR is a low drop out (LDO) linear voltage regulator designed for power management, providing a fixed output voltage of 3.5V with a current capacity of 250mA.
Product Features and Performance
Fixed output voltage of 3.5V
Input voltage up to 20V
Maximum output current of 250mA
Low dropout voltage of 0.8V at 250mA load
Quiescent current at 1 mA
Supply current maximum at 6 mA
Power Supply Rejection Ratio (PSRR) range of 73dB to 55dB from 120Hz to 10kHz
Product Advantages
Low dropout voltage enhances efficiency
Low quiescent current contributes to battery life conservation
High PSRR ensures stability under varying load conditions
Key Technical Parameters
Input Voltage (Max): 20V
Output Voltage (Min/Fixed): 3.5V
Current - Output: 250mA
Voltage Dropout (Max): 0.8V @ 250mA
PSRR: 73dB ~ 55dB (120Hz ~ 10kHz)
Quality and Safety Features
Over Current and Over Temperature Protection
Operating Temperature range from -40°C to 125°C
Compatibility
Packaged in a DPAK (TO-252-3) suitable for surface mount technology
Application Areas
Ideal for battery-powered devices, microcontroller systems, and other electronic applications requiring efficient power management
Product Lifecycle
Status: Active
No current indications of discontinuation, ensuring ongoing availability and support
Several Key Reasons to Choose This Product
Efficient power regulation with low dropout voltage
Extended battery life due to minimal quiescent current
Robust safety features including overcurrent and temperature protection
High rejection ratio stabilizes output against fluctuations
Active product lifecycle status assures long-term availability and support
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