Overview
The REF3312AIDBZTG4 from Texas Instruments is a precision voltage reference component belonging to the REF33xx family. This device is designed for low-power, high-accuracy applications and is particularly suited for portable and battery-powered devices. It features a low dropout voltage, high output current, and minimal temperature drift, making it ideal for a variety of applications requiring stable voltage references.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 1.25 | V |
| Initial Accuracy | ±0.15% | % |
| Output Voltage Noise (0.1 Hz to 10 Hz) | 35 | μVPP |
| Supply Current | 3.9 | μA |
| Minimum Dropout Voltage | 110 | mV |
| Output Current | ±5 | mA |
| Temperature Drift | 30 | ppm/°C |
| Operating Temperature Range | –40 to +125 | °C |
| Package Type | SOT-23-3 | |
| Maximum Input Voltage | 5.5 | V |
Key Features
- Microsize Packages: Available in SOT-23-3, SC70-3, and UQFN-8 packages.
- Low Supply Current: Typical current consumption of 3.9 μA.
- Extremely Low Dropout Voltage: Minimum dropout voltage of 110 mV.
- High Output Current: Capable of sourcing and sinking up to ±5 mA.
- Low Temperature Drift: Maximum temperature drift of 30 ppm/°C.
- High Initial Accuracy: ±0.15% initial accuracy.
- Advanced Start-Up Circuit: Fast start-up time, almost independent of load.
Applications
- Portable Equipment: Ideal for battery-powered devices.
- Tablets and Smartphones: Suitable for mobile devices requiring low power consumption.
- Hard Disk Drives: Used in data storage devices for stable voltage references.
- Sensor Modules: Applicable in sensor systems requiring precise voltage references.
- Data Acquisition Systems: Used in systems that require accurate and stable voltage references.
- Medical Equipment: Suitable for medical devices that need precise voltage control.
- Test Equipment: Used in various test and measurement equipment.
Q & A
- What is the output voltage of the REF3312AIDBZTG4?
The output voltage of the REF3312AIDBZTG4 is 1.25 V. - What is the typical supply current of the REF3312AIDBZTG4?
The typical supply current is 3.9 μA. - What is the minimum dropout voltage of the REF3312AIDBZTG4?
The minimum dropout voltage is 110 mV. - What is the maximum output current of the REF3312AIDBZTG4?
The device can source and sink up to ±5 mA. - What is the temperature drift of the REF3312AIDBZTG4?
The maximum temperature drift is 30 ppm/°C. - What is the initial accuracy of the REF3312AIDBZTG4?
The initial accuracy is ±0.15%. - In what packages is the REF3312AIDBZTG4 available?
The REF3312AIDBZTG4 is available in SOT-23-3 packages. - What is the operating temperature range of the REF3312AIDBZTG4?
The operating temperature range is –40°C to +125°C. - What is the recommended capacitive load for the REF3312AIDBZTG4?
The total capacitive load at the output should be between 0.1 μF to 10 μF. - What is the maximum input voltage for the REF3312AIDBZTG4?
The maximum input voltage is 5.5 V.
