ON Semiconductor LM385BDRG4-2.5 Voltage Reference

The LM385BDRG4-2.5 from ON Semiconductor is a precision micro-power voltage reference device that offers a fixed 2.5V output voltage with tight stability and low temperature coefficient. This product is specifically designed to maintain high accuracy over a wide operating temperature range, making it an ideal choice for various applications where precise voltage control is essential.

Constructed with a bandgap reference, the LM385BDRG4-2.5 provides a stable voltage output that is less susceptible to fluctuations in supply voltage and temperature. This level of reliability is crucial for applications such as power supplies, battery-operated equipment, and portable consumer devices where consistent performance is required.

The device comes in a small surface-mount package, the 8-SOIC (0.154", 3.90mm Width), which is suitable for high-density PCB designs. This compact form factor allows designers to save space on their boards, enabling the creation of more compact and integrated solutions. The LM385BDRG4-2.5 is also characterized for operation from -40°C to +85°C, providing robust performance across a broad range of environmental conditions.

Key features of the LM385BDRG4-2.5 include:

• Output Voltage: 2.5V
• Initial Accuracy: ±1%
• Maximum Temperature Coefficient: 20ppm/°C
• Operating Current: 20µA to 20mA
• Quiescent Current: 1µA
• Operating Temperature Range: -40°C to +85°C
• Package: 8-SOIC

Applications for this voltage reference include but are not limited to:

• Portable, battery-powered equipment
• Power supplies
• Data acquisition systems
• Analog-to-digital converters
• Instrumentation

With its high precision and low power consumption, the LM385BDRG4-2.5 from ON Semiconductor is a reliable choice for designers looking to incorporate a stable voltage reference into their electronic systems. Its robustness and versatility make it an excellent component for a wide array of applications where voltage accuracy is paramount.