Overview
The REF3220AIDBVT is a precision voltage reference component from Texas Instruments, part of the REF32xx family. This device is characterized by its very low drift, micropower, and low-dropout characteristics, making it ideal for portable and battery-powered applications. The REF3220AIDBVT is available in a tiny SOT23-6 package and operates over a wide temperature range of –40°C to +125°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage (VOUT) | 2.044 to 2.052 | V |
| Initial Accuracy | ±0.01% | % |
| Temperature Drift (0°C to +125°C) | 7 ppm/°C (max) | ppm/°C |
| Temperature Drift (–40°C to +125°C) | 20 ppm/°C (max) | ppm/°C |
| Quiescent Current (IQ) | 100 to 120 µA | µA |
| Dropout Voltage | 5 mV | mV |
| Output Current (ILOAD) | ±10 mA | mA |
| Operating Temperature Range | –40 to +125 °C | °C |
| Package Type | SOT23-6 (DBV) | |
| Pins | 6 |
Key Features
- Excellent specified drift performance: 7 ppm/°C (max) at 0°C to +125°C and 20 ppm/°C (max) at –40°C to +125°C.
- Microsize package: SOT23-6.
- High output current: ±10 mA.
- High accuracy: 0.01%.
- Low quiescent current: 100 µA.
- Low dropout: 5 mV.
- Stable with any capacitive load.
- Operates from a supply as low as 5 mV above the output voltage under no load conditions.
Applications
- Portable equipment.
- Data acquisition systems.
- Medical equipment.
- Test equipment.
Q & A
- What is the output voltage of the REF3220AIDBVT?
The output voltage of the REF3220AIDBVT is 2.048 V, with a range of 2.044 V to 2.052 V. - What is the temperature drift of the REF3220AIDBVT?
The temperature drift is 7 ppm/°C (max) at 0°C to +125°C and 20 ppm/°C (max) at –40°C to +125°C. - What is the quiescent current of the REF3220AIDBVT?
The quiescent current is 100 to 120 µA. - What is the dropout voltage of the REF3220AIDBVT?
The dropout voltage is 5 mV. - What is the maximum output current of the REF3220AIDBVT?
The maximum output current is ±10 mA. - What is the operating temperature range of the REF3220AIDBVT?
The operating temperature range is –40°C to +125°C. - In what package is the REF3220AIDBVT available?
The REF3220AIDBVT is available in a SOT23-6 (DBV) package. - Is the REF3220AIDBVT stable with capacitive loads?
Yes, the REF3220AIDBVT is stable with any capacitive load. - What are some typical applications of the REF3220AIDBVT?
Typical applications include portable equipment, data acquisition systems, medical equipment, and test equipment. - What is the minimum supply voltage required for the REF3220AIDBVT?
The REF3220AIDBVT can be operated from a supply as low as 5 mV above the output voltage under no load conditions.
