ON Semiconductor LM385BD-1.2R2 Voltage Reference

The LM385BD-1.2R2 from ON Semiconductor is a precision micro-power voltage reference diode designed to provide a stable 1.2-volt output over a wide range of operating conditions. Engineered for ease of use and reliability, this voltage reference is a popular choice among designers for various applications that require a fixed voltage reference, such as power supplies, battery-operated devices, and precision instrumentation.

Constructed using a band-gap structure, the LM385BD-1.2R2 offers excellent stability and low dynamic impedance. The device is characterized by its tight output tolerance, ensuring that the voltage reference remains within a narrow margin of the specified 1.2 volts. This level of precision is maintained over the full operating temperature range, making it suitable for both commercial and industrial applications.

One of the key features of the LM385BD-1.2R2 is its low power consumption. This makes it an ideal component for battery-powered devices where power efficiency is critical. Additionally, the voltage reference is capable of operating with very low input voltages, which further enhances its suitability for applications with limited power availability.

The LM385BD-1.2R2 comes in a compact surface-mount package, which allows for efficient use of board space and is compatible with high-volume assembly processes. This package also provides robust mechanical and thermal characteristics, ensuring the device's reliability under various environmental conditions.

Technical specifications of the LM385BD-1.2R2 include:

• Nominal Voltage: 1.2 V
• Operating Current Range: 20 µA to 20 mA
• Initial Accuracy: ±2%
• Temperature Coefficient: typically 20 ppm/°C
• Operating Temperature Range: -40°C to +85°C

Whether you are designing a precision power supply or looking to integrate a reliable voltage reference into your next project, the LM385BD-1.2R2 from ON Semiconductor offers a combination of performance, power efficiency, and versatility. It's a solid choice for ensuring the stability and accuracy of your electronic circuits.