Overview
The REF3033AIDBZRG4 is a precision, low-power, low-dropout voltage reference from Texas Instruments. This component is part of the REF30xx family, known for its high accuracy and excellent temperature drift performance. The 'G4' suffix in the part number indicates that the device is rated as 'Green,' signifying its environmental sustainability. The REF3033 is packaged in a compact 3-pin SOT-23 package, making it suitable for a variety of applications where space and power efficiency are critical.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 3.294 to 3.306 | V |
| Initial Accuracy | 0.2% | - |
| Temperature Drift | 50 ppm/°C (0°C to 70°C), 75 ppm/°C (-40°C to +125°C) | - |
| Quiescent Current | 42 µA (Typical), 59 µA (Maximum) | µA |
| Dropout Voltage | 1 mV | mV |
| Output Current | 25 mA | mA |
| Package | SOT-23 (3-pin) | - |
| Operating Temperature Range | -40°C to +125°C | °C |
Key Features
- MicroSize Package: Available in a compact 3-pin SOT-23 package.
- Low Dropout: Operates with a dropout voltage of just 1 mV.
- High Output Current: Capable of delivering up to 25 mA of output current.
- High Accuracy: Offers an initial accuracy of 0.2%.
- Low Quiescent Current: Typical quiescent current of 42 µA, ensuring low power consumption.
- Excellent Temperature Drift Performance: Specified drift of 50 ppm/°C from 0°C to 70°C and 75 ppm/°C from -40°C to +125°C.
- No Load Capacitor Required: Stable operation without the need for a load capacitor.
Applications
- Temperature and Pressure Transmitters: Ideal for loop-powered industrial applications.
- Portable, Battery-Powered Equipment: Suitable due to its low power consumption and high precision.
- Data Acquisition Systems: Used in systems requiring stable and accurate voltage references.
- Medical Equipment: Applicable in medical devices where precision and reliability are crucial.
- Handheld Test Equipment: Perfect for handheld devices due to its compact size and low power requirements.
Q & A
- What is the REF3033AIDBZRG4 used for?
The REF3033AIDBZRG4 is a precision voltage reference used in various applications requiring stable and accurate voltage outputs, such as temperature and pressure transmitters, portable battery-powered equipment, data acquisition systems, medical equipment, and handheld test equipment.
- What does the 'G4' suffix in the part number mean?
The 'G4' suffix indicates that the device is rated as 'Green,' signifying its environmental sustainability and compliance with green initiatives.
- What is the output voltage of the REF3033AIDBZRG4?
The output voltage of the REF3033AIDBZRG4 is between 3.294 V and 3.306 V.
- What is the typical quiescent current of the REF3033AIDBZRG4?
The typical quiescent current is 42 µA, with a maximum of 59 µA over the operating temperature range.
- Does the REF3033AIDBZRG4 require a load capacitor for stability?
No, the REF3033AIDBZRG4 does not require a load capacitor to be stable).
- What is the operating temperature range of the REF3033AIDBZRG4?
The operating temperature range is from -40°C to +125°C).
- What is the dropout voltage of the REF3033AIDBZRG4?
The dropout voltage is 1 mV).
- What is the maximum output current of the REF3033AIDBZRG4?
The maximum output current is 25 mA).
- What package type is the REF3033AIDBZRG4 available in?
The REF3033AIDBZRG4 is available in a 3-pin SOT-23 package).
- What are the key applications of the REF3033AIDBZRG4?
The key applications include temperature and pressure transmitters, portable battery-powered equipment, data acquisition systems, medical equipment, and handheld test equipment).
