Texas Instruments

REF3120AQDBZRQ1  

Voltage References

REF3120AQDBZRQ1 Description

The REF3120AQDBZRQ1 is a high-performance, fixed-output voltage reference from Texas Instruments, designed for demanding automotive applications. This device offers a stable and accurate 2.048V output voltage with a tight tolerance of ±0.2%, ensuring precise voltage references in various electronic systems. The REF3120AQDBZRQ1 operates within an input voltage range of 2.098V to 5.5V and features a low supply current of 135µA, making it energy-efficient and suitable for low-power designs.

The device is housed in a compact SOT23-3 package, which is ideal for space-constrained applications. It also boasts a low temperature coefficient of 20ppm/°C, ensuring minimal drift over temperature variations. The REF3120AQDBZRQ1 provides excellent noise performance, with a noise level of 39µVrms from 10Hz to 10kHz, which is crucial for high-precision analog circuits.

REF3120AQDBZRQ1 Features

• Fixed Output Voltage: 2.048V with ±0.2% tolerance, ensuring high accuracy.
• Low Temperature Coefficient: 20ppm/°C, providing stable performance across temperature ranges.
• Low Noise: 39µVrms from 10Hz to 10kHz, ideal for precision analog applications.
• Low Supply Current: 135µA, suitable for low-power designs.
• Wide Input Voltage Range: 2.098V to 5.5V, offering flexibility in power supply options.
• Automotive Grade: Designed to meet the stringent requirements of automotive applications.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards.
• Packaging: Tape & Reel (TR) for convenient handling and assembly in manufacturing processes.

REF3120AQDBZRQ1 Applications

The REF3120AQDBZRQ1 is ideal for a variety of automotive and industrial applications where precise voltage references are critical. Its high accuracy and low noise make it suitable for:

• Automotive Electronics: Use in engine control units, transmission controls, and advanced driver-assistance systems (ADAS).
• Precision Measurement Equipment: Ideal for high-precision sensors and measurement devices.
• Industrial Control Systems: Suitable for PLCs, motor controls, and other industrial automation applications.
• Medical Devices: Can be used in diagnostic equipment and medical monitoring systems where accuracy is paramount.

Conclusion of REF3120AQDBZRQ1

The REF3120AQDBZRQ1 from Texas Instruments stands out as a reliable and high-performance voltage reference, particularly suited for automotive and industrial applications. Its combination of high accuracy, low noise, and low temperature coefficient ensures stable and precise performance, even under varying conditions. The compact SOT23-3 package and low supply current make it an excellent choice for space-constrained and low-power designs. With its automotive grade certification and compliance with environmental standards, the REF3120AQDBZRQ1 is a robust solution for engineers seeking a dependable voltage reference in demanding applications.

REF3120AQDBZRQ1 Documents

Download datasheets and manufacturer documentation for REF3120AQDBZRQ1

Datasheets :

REF31xx-Q1 Datasheet      

HTML Datasheet :

REF31xx-Q1 Datasheet