REF3020TB-GT3

Product Overview

Category: Voltage Reference
Use: Provides a stable and accurate voltage reference for various electronic applications
Characteristics: High precision, low temperature coefficient, low dropout voltage
Package: SOT-23-3
Essence: Precision voltage reference
Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

• Output Voltage: 2.048V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 200mV
• Supply Voltage Range: 2.7V to 18V
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The REF3020TB-GT3 has three pins arranged as follows:

```

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| | --| VOUT | --| | --| GND | |_______| ```

Functional Features

• High precision: The REF3020TB-GT3 provides an initial accuracy of ±0.1%, ensuring precise voltage references.
• Low temperature coefficient: With a temperature coefficient of 50ppm/°C, the voltage reference remains stable across varying temperatures.
• Low dropout voltage: The device operates with a low dropout voltage of 200mV, minimizing power dissipation.

Advantages and Disadvantages

Advantages: - High precision ensures accurate voltage references. - Low temperature coefficient maintains stability across temperature variations. - Low dropout voltage minimizes power dissipation.

Disadvantages: - Limited output voltage options. - SOT-23-3 package may not be suitable for all applications.

Working Principles

The REF3020TB-GT3 is based on bandgap voltage reference technology. It utilizes a combination of bipolar and CMOS transistors to generate a stable voltage reference. The bandgap voltage reference compensates for temperature variations, ensuring accurate output voltage regardless of environmental conditions.

Detailed Application Field Plans

The REF3020TB-GT3 is widely used in various electronic applications that require a precise and stable voltage reference. Some common application fields include:

1. Analog-to-Digital Converters (ADCs)
2. Digital-to-Analog Converters (DACs)
3. Voltage regulators
4. Power management systems
5. Sensor calibration circuits

Detailed and Complete Alternative Models

1. REF3030TB-GT3: Similar to REF3020TB-GT3 but with an output voltage of 3.0V.
2. REF3010TB-GT3: Similar to REF3020TB-GT3 but with an output voltage of 1.0V.
3. REF3040TB-GT3: Similar to REF3020TB-GT3 but with an output voltage of 4.0V.
4. REF3050TB-GT3: Similar to REF3020TB-GT3 but with an output voltage of 5.0V.

These alternative models provide different output voltage options while maintaining similar characteristics and package types.

In conclusion, the REF3020TB-GT3 is a precision voltage reference that offers high accuracy, low temperature coefficient, and low dropout voltage. It finds applications in various electronic systems where a stable and accurate voltage reference is essential.