Overview
The REF5020AIDR is a precision series voltage reference IC manufactured by Texas Instruments. This component is part of the REF50xx family, known for its low noise, very low drift, and high precision. The REF5020AIDR provides a stable 2.048V output voltage, making it an excellent choice for applications requiring high accuracy and stability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 2.048 | V |
| Output Voltage Noise (0.1 Hz to 10 Hz) | 3 | µVpp/V |
| Temperature Drift (High Grade) | 3 | ppm/°C |
| Temperature Drift (Standard Grade) | 8 | ppm/°C |
| Initial Accuracy (High Grade) | ±0.05% | |
| Initial Accuracy (Standard Grade) | ±0.1% | |
| Output Current | ±10 | mA |
| Operating Temperature Range | -40 to 125 | °C |
| Package Type | SOIC-8 | |
| Package Size | 4.90 mm × 3.91 mm |
Key Features
- Low noise: 3 µVpp/V output voltage noise from 0.1 Hz to 10 Hz.
- Very low temperature drift: 3 ppm/°C for high-grade and 8 ppm/°C for standard-grade.
- High accuracy: ±0.05% for high-grade and ±0.1% for standard-grade.
- Excellent long-term stability: 22 ppm after the first 1000 hours.
- High output current capability: ±10 mA.
- Wide operating temperature range: -40°C to 125°C.
- Temperature monitoring pin available.
Applications
- Precision data acquisition systems.
- Semiconductor test equipment.
- Industrial process controls.
- Medical instrumentation.
- Pressure and temperature transmitters.
- Lab and field instrumentation.
Q & A
- What is the output voltage of the REF5020AIDR?
The output voltage of the REF5020AIDR is 2.048V.
- What is the temperature drift of the REF5020AIDR?
The temperature drift is 3 ppm/°C for high-grade and 8 ppm/°C for standard-grade.
- What is the noise level of the REF5020AIDR?
The noise level is 3 µVpp/V from 0.1 Hz to 10 Hz.
- What is the initial accuracy of the REF5020AIDR?
The initial accuracy is ±0.05% for high-grade and ±0.1% for standard-grade.
- What is the maximum output current of the REF5020AIDR?
The maximum output current is ±10 mA.
- What is the operating temperature range of the REF5020AIDR?
The operating temperature range is -40°C to 125°C.
- In what package is the REF5020AIDR available?
The REF5020AIDR is available in an 8-pin SOIC package.
- What are some typical applications of the REF5020AIDR?
Typical applications include precision data acquisition systems, semiconductor test equipment, industrial process controls, medical instrumentation, and lab and field instrumentation.
- Does the REF5020AIDR have a temperature monitoring feature?
- What is the long-term stability of the REF5020AIDR?
The long-term stability is 22 ppm after the first 1000 hours.
