ON Semiconductor LM385D-1.2R2 Voltage Reference

The ON Semiconductor LM385D-1.2R2 is a precision micro-power voltage reference device, ideal for a wide range of applications requiring a stable and precise reference voltage. This particular model is part of the LM385 series, which is known for its low dynamic impedance and excellent temperature stability. The LM385D-1.2R2 has a fixed output voltage of 1.2 volts, making it a versatile component for use in various electronic circuits.

Key Features:

• Output Voltage: Precisely set at 1.2V, the LM385D-1.2R2 provides a stable reference for analog-to-digital converters, digital-to-analog converters, and other voltage-sensitive applications.
• Low Dynamic Impedance: The device ensures stable voltage output even with load variations, thanks to its low dynamic impedance.
• Operating Current: It operates with a current between 20 µA to 20 mA, making it suitable for battery-powered and portable devices where power efficiency is crucial.
• Temperature Coefficient: With a low temperature coefficient, the LM385D-1.2R2 maintains its accuracy over a wide temperature range, ensuring reliable performance in varying environmental conditions.
• Package: The device comes in an 8-pin SOIC package, which is compact and suitable for surface-mount technology, allowing for efficient use of board space.

Applications:

The LM385D-1.2R2 is used in numerous applications due to its reliability and precision. Common uses include:

• Power supplies
• Battery-operated equipment
• Precision instrumentation
• Data acquisition systems
• Consumer electronics

With its robust design, the LM385D-1.2R2 is also suitable for industrial and automotive environments, where stable voltage references are critical for system performance and safety.

Conclusion:

ON Semiconductor's LM385D-1.2R2 stands out as a high-performance, reliable voltage reference source. Its low power consumption, stable output, and temperature resilience make it an excellent choice for designers seeking a precise voltage reference in their electronic projects. Whether it's for professional-grade equipment or consumer electronics, the LM385D-1.2R2 is an asset to ensure consistent and accurate operation.