Overview
The REF3312AIRSET is a precision voltage reference IC produced by Texas Instruments. It is designed to offer high accuracy, low power consumption, and minimal noise, making it ideal for a wide range of applications requiring stable and accurate voltage references. Available in compact packages such as SC70-3, SOT-23-3, and the tiny 1.5mm x 1.5mm UQFN-8, this device is particularly suited for portable and battery-powered applications where power efficiency is crucial.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage (VO) | 1.25 | V |
| Initial Accuracy (max) | ±0.15% | % |
| Temperature Coefficient (max) | 30 | ppm/°C |
| Input Voltage Range | 1.7 to 5.5 | V |
| Supply Current (typ) | 3.9 | µA |
| Output Current (max) | ±5 | mA |
| Dropout Voltage (typ) | 110 | mV |
| Noise (0.1Hz to 10Hz) | 35 | µVp-p |
| Operating Temperature Range | -40 to 125 | °C |
| Package/Case | 8-UQFN (1.5x1.5mm) |
Key Features
- Microsize Packages: Available in SC70-3, SOT-23-3, and UQFN-8 packages, making it versatile for various design requirements.
- Low Supply Current: Typical supply current of 3.9 µA, ensuring low power consumption.
- Extremely Low Dropout Voltage: Typical dropout voltage of 110 mV.
- High Output Current: Capable of sourcing up to ±5 mA of load current.
- Low Temperature Drift: Maximum temperature drift of 30 ppm/°C.
- High Initial Accuracy: Maximum initial accuracy of ±0.15%.
- Low Noise: Output noise of 35 µVp-p in the 0.1Hz to 10Hz range.
Applications
- Precision Analog Circuits: Ideal for applications requiring stable and accurate voltage references.
- Instrumentation and Measurement Equipment: Suitable for use in precise measurement and instrumentation systems.
- Industrial Control Systems: Used in industrial control systems where stable voltage references are essential.
- Power Management and Distribution: Applied in power management circuits to ensure stable voltage supply).
Q & A
- What is the output voltage of the REF3312AIRSET?
The output voltage of the REF3312AIRSET is 1.25 V.
- What is the typical supply current of the REF3312AIRSET?
The typical supply current is 3.9 µA.
- What is the maximum temperature drift of the REF3312AIRSET?
The maximum temperature drift is 30 ppm/°C.
- What is the maximum output current of the REF3312AIRSET?
The maximum output current is ±5 mA.
- What are the available package options for the REF3312AIRSET?
The REF3312AIRSET is available in SC70-3, SOT-23-3, and UQFN-8 packages.
- What is the operating temperature range of the REF3312AIRSET?
The operating temperature range is -40°C to 125°C.
- Is the REF3312AIRSET RoHS compliant?
Yes, the REF3312AIRSET is RoHS compliant.
- What are some typical applications of the REF3312AIRSET?
Typical applications include precision analog circuits, instrumentation and measurement equipment, industrial control systems, and power management and distribution.
- What is the noise level of the REF3312AIRSET in the 0.1Hz to 10Hz range?
The noise level is 35 µVp-p in the 0.1Hz to 10Hz range.
- What is the minimum supply voltage required for the REF3312AIRSET?
The minimum supply voltage is 1.7 V.
