Overview
The REF3325AIRSER from Texas Instruments is a precision voltage reference IC designed for low-power and high-accuracy applications. This device is part of the REF33xx family, known for its microsize packages and excellent performance characteristics. The REF3325AIRSER is available in SC70-3, SOT-23-3, and UQFN-8 packages, making it suitable for a wide range of compact electronic designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 2.5 | V |
| Initial Accuracy | ±0.15% | % |
| Temperature Drift | 30 ppm/°C (max) | ppm/°C |
| Supply Current | 3.9 μA (typ) | μA |
| Dropout Voltage | 110 mV (typ) | mV |
| Output Current | ±5 mA | mA |
| Operating Temperature Range | –40°C to 125°C | °C |
| Package Types | SC70-3, SOT-23-3, UQFN-8 |
Key Features
- Microsize Packages: SC70-3, SOT-23-3, and UQFN-8 for compact designs.
- Low Supply Current: 3.9 μA (typ) for power-efficient applications.
- Extremely Low Dropout Voltage: 110 mV (typ) for minimal voltage loss.
- High Output Current: ±5 mA to support various load requirements.
- Low Temperature Drift: 30 ppm/°C (max) for high stability over temperature changes.
- High Initial Accuracy: ±0.15% for precise voltage reference.
Applications
The REF3325AIRSER is suitable for a variety of applications requiring a precise and stable voltage reference, including:
- Analog-to-Digital Converters (ADCs) and Digital-to-Analog Converters (DACs).
- Power Management Systems.
- Industrial Control Systems.
- Medical Devices.
- Aerospace and Defense Electronics.
Q & A
- What is the output voltage of the REF3325AIRSER?
The output voltage of the REF3325AIRSER is 2.5 V. - What is the initial accuracy of the REF3325AIRSER?
The initial accuracy is ±0.15%. - What is the temperature drift of the REF3325AIRSER?
The temperature drift is 30 ppm/°C (max). - What are the package options for the REF3325AIRSER?
The package options are SC70-3, SOT-23-3, and UQFN-8. - What is the typical supply current of the REF3325AIRSER?
The typical supply current is 3.9 μA. - What is the dropout voltage of the REF3325AIRSER?
The dropout voltage is 110 mV (typ). - What is the maximum output current of the REF3325AIRSER?
The maximum output current is ±5 mA. - What is the operating temperature range of the REF3325AIRSER?
The operating temperature range is –40°C to 125°C. - What are some common applications for the REF3325AIRSER?
Common applications include ADCs, DACs, power management systems, industrial control systems, medical devices, and aerospace and defense electronics. - Where can I find detailed specifications for the REF3325AIRSER?
Detailed specifications can be found in the datasheet available on Texas Instruments' official website and other electronic component distributors like Digi-Key and Mouser.
