Overview
The REF3320AIDBZT is a high-precision, low-power voltage reference IC manufactured by Texas Instruments. Designed for applications requiring stable voltage references, this component is part of the PMIC - Voltage Reference family. It features a series voltage reference with an accuracy of ±0.15% and a temperature coefficient of 30ppm/°C. The REF3320AIDBZT is available in a compact SOT-23-3 package, making it suitable for space-constrained designs. Its low dropout voltage and minimal quiescent current of 8.5µA make it ideal for portable and battery-powered applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Voltage | 2.048 | V | Fixed |
| Tolerance | ±0.15 | % | |
| Temperature Coefficient | 30 | ppm/°C | |
| Input Voltage Range | 2.248 ~ 5.5 | V | |
| Output Current | 5 | mA | Maximum |
| Quiescent Current | 8.5 | µA | |
| Operating Temperature | -40 ~ 125 | °C | |
| Package | SOT-23-3 | Surface Mount |
Key Features
- High precision with ±0.15% accuracy.
- Low temperature coefficient of 30ppm/°C ensures stable performance across temperature variations.
- Low quiescent current of 8.5µA, ideal for battery-powered applications.
- Compact SOT-23-3 package for space-constrained designs.
- Wide input voltage range of 2.248V to 5.5V.
Applications
The REF3320AIDBZT is widely used in applications requiring precise voltage references, such as industrial automation, consumer electronics, and portable devices. Its low power consumption and small form factor make it particularly suitable for battery-operated systems, including medical devices, IoT sensors, and handheld instruments. Additionally, its stability and accuracy are beneficial in data acquisition systems and precision measurement equipment.
Q & A
1. What is the output voltage of the REF3320AIDBZT?
The output voltage is fixed at 2.048V.
2. What is the temperature coefficient of this voltage reference?
The temperature coefficient is 30ppm/°C.
3. What is the maximum output current?
The maximum output current is 5mA.
4. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
5. What package does the REF3320AIDBZT come in?
It is available in a SOT-23-3 surface-mount package.
6. Is this component suitable for battery-powered devices?
Yes, its low quiescent current of 8.5µA makes it ideal for battery-powered applications.
7. What is the input voltage range?
The input voltage range is 2.248V to 5.5V.
8. How accurate is the REF3320AIDBZT?
It has an accuracy of ±0.15%.
9. Can it be used in industrial applications?
Yes, its stability and precision make it suitable for industrial automation and measurement systems.
10. What is the typical application of this component?
It is commonly used in portable devices, medical equipment, and precision measurement systems.
