Overview
The REF3325AIDBZR is a precision, low-power, low-dropout voltage reference from Texas Instruments. It is part of the REF33xx family, which is designed for applications requiring high accuracy and low power consumption. This device is available in microsize packages such as SC70-3, SOT-23-3, and UQFN-8, making it ideal for portable and battery-powered devices. The REF3325 operates over a wide temperature range of –40°C to +125°C and can be used in various applications where stable voltage reference is crucial.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 2.5 | V |
| Initial Accuracy | ±0.15% | % |
| Temperature Drift | 30 ppm/°C | ppm/°C |
| Supply Current | 3.9 µA (typ) | µA |
| Dropout Voltage | 110 mV (typ) | mV |
| Output Current | ±5 mA | mA |
| Noise (0.1 Hz to 10 Hz) | 70 µVPP | µVPP |
| Operating Temperature Range | –40°C to +125°C | °C |
| Package Options | SC70-3, SOT-23-3, UQFN-8 |
Key Features
- Microsize Packages: SC70-3, SOT-23-3, UQFN-8
- Low Supply Current: 3.9 µA (typ)
- Extremely Low Dropout Voltage: 110 mV (typ)
- High Output Current: ±5 mA
- Low Temperature Drift: 30 ppm/°C (max)
- High Initial Accuracy: ±0.15% (max)
- Low Noise: 70 µVPP (0.1 Hz to 10 Hz)
Applications
- Portable Equipment
- Tablets and Smartphones
- Hard Disk Drives
- Sensor Modules
- Data Acquisition Systems
- Medical Equipment
- Test Equipment
Q & A
- What is the output voltage of the REF3325AIDBZR? The output voltage of the REF3325AIDBZR is 2.5 V.
- What is the typical supply current of the REF3325AIDBZR? The typical supply current is 3.9 µA.
- What is the temperature drift of the REF3325AIDBZR? The temperature drift is 30 ppm/°C.
- What are the package options for the REF3325AIDBZR? The package options are SC70-3, SOT-23-3, and UQFN-8.
- What is the dropout voltage of the REF3325AIDBZR? The dropout voltage is typically 110 mV.
- What is the maximum output current of the REF3325AIDBZR? The maximum output current is ±5 mA.
- What is the operating temperature range of the REF3325AIDBZR? The operating temperature range is –40°C to +125°C.
- What are some common applications for the REF3325AIDBZR? Common applications include portable equipment, tablets and smartphones, hard disk drives, sensor modules, data acquisition systems, medical equipment, and test equipment.
- How accurate is the REF3325AIDBZR in terms of initial accuracy? The initial accuracy is ±0.15%.
- What is the recommended capacitive load range for the REF3325AIDBZR? The recommended capacitive load range is between 0.1 µF to 10 µF.
