The L431LM3 is a programmable voltage reference manufactured by NIKO-SEM. It is a three-terminal adjustable shunt regulator offering excellent temperature stability and output accuracy. This device is commonly used in switching power supplies, voltage monitors, and error amplifiers.

Applications

• Switching power supplies
• Voltage monitors
• Error amplifiers
• Adjustable power supplies
• Linear regulators

Features

• Programmable Output Voltage: Can be set to any value between Vref (2.5V) and 36V with external resistors
• Low Dynamic Output Impedance: Ensures stable operation
• Sink Current Capability: 1mA to 100mA
• Low Temperature Coefficient: Provides stable performance over a wide temperature range
• Precision Reference Voltage: Offers high accuracy in voltage regulation

Benefits

• Offers flexibility in voltage regulation due to its programmable output
• Provides stable and accurate voltage reference, improving the performance of power supplies and regulators
• Reduces output voltage variations under different load conditions
• Ensures reliable operation across a wide range of temperatures
• Simplifies circuit design with its easy-to-use three-terminal configuration

Additional Details

The L431LM3 is designed to operate with a wide range of input voltages and offers a low dynamic output impedance, ensuring stable performance. The output voltage can be adjusted using two external resistors, allowing the device to be tailored to specific application requirements. Its low temperature coefficient ensures that the reference voltage remains stable even with changes in ambient temperature. This device is commonly used in applications where precise and stable voltage regulation is required, such as in power supplies for sensitive electronic equipment and battery chargers. Its robust design and reliable performance make it an excellent choice for various voltage regulation applications.