Overview
The REF3330AIDBZR is a part of the REF33xx family of low-power, precision band-gap voltage references from Texas Instruments. This component is designed for applications requiring extremely low dropout voltage, high initial accuracy, and low temperature drift. Available in a compact SOT-23-3 package, it is ideal for portable and battery-powered devices due to its small size and low power consumption.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 3.0 | V |
| Initial Accuracy | ±0.15% | % |
| Temperature Drift | 30 ppm/°C (max) | ppm/°C |
| Dropout Voltage | 110 mV (typ) | mV |
| Output Current | ±5 mA | mA |
| Supply Current | 3.9 μA (typ) | μA |
| Operating Temperature Range | –40°C to +125°C | °C |
| Package Type | SOT-23-3 | |
| Maximum Input Voltage | 5.5 V | V |
Key Features
- Microsize Packages: SC70-3, SOT-23-3, and 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)
- Advanced Start-Up Circuit: Fast start-up time, almost independent of load
- Recommended Capacitive Load: 0.1 μF to 10 μF for output stability
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 REF3330AIDBZR?
The output voltage of the REF3330AIDBZR is 3.0 V. - What is the typical supply current of the REF3330AIDBZR?
The typical supply current is 3.9 μA. - What is the maximum dropout voltage of the REF3330AIDBZR?
The maximum dropout voltage is 110 mV (typ). - What is the temperature drift of the REF3330AIDBZR?
The temperature drift is 30 ppm/°C (max). - What is the maximum output current of the REF3330AIDBZR?
The maximum output current is ±5 mA. - What is the operating temperature range of the REF3330AIDBZR?
The operating temperature range is –40°C to +125°C. - What package types are available for the REF33xx family?
The REF33xx family is available in SC70-3, SOT-23-3, and UQFN-8 packages. - What is the recommended capacitive load for the REF3330AIDBZR?
The recommended capacitive load is between 0.1 μF to 10 μF for output stability. - What is the maximum input voltage for the REF3330AIDBZR?
The maximum input voltage is 5.5 V. - What are some typical applications of the REF3330AIDBZR?
Typical applications include portable equipment, tablets and smartphones, hard disk drives, sensor modules, data acquisition systems, medical equipment, and test equipment.
