Overview
The REF3033AIDBZR is a precision, low-power, low-dropout voltage reference from Texas Instruments. It is part of the REF30xx family and is available in a compact 3-pin SOT-23 package. This component is designed to offer high accuracy and excellent temperature drift performance, making it suitable for a variety of industrial and portable applications. The REF3033AIDBZR operates with a quiescent current of 42 µA (typical) and is specified over an extended industrial temperature range of –40°C to +125°C.
Key Specifications
| Parameter | Value |
|---|---|
| Output Voltage | 3.3 V |
| Temperature Drift | 50 ppm/°C (0°C to 70°C), 75 ppm/°C (–40°C to +125°C) |
| Initial Accuracy | 0.2% |
| Quiescent Current (IQ) | 42 µA (Typical) |
| Low Dropout | 1 mV |
| High Output Current | 25 mA |
| Package | 3-pin SOT-23 (DBZ) |
| Operating Temperature Range | –40°C to +125°C |
Key Features
- MicroSize Package: SOT-23-3.
- Low Dropout: 1 mV.
- High Output Current: 25 mA.
- High Accuracy: 0.2%.
- Low IQ: 42 µA (Typical).
- Excellent Specified Drift Performance: 50 ppm/°C (Maximum) From 0°C to 70°C, 75 ppm/°C (Maximum) From –40°C to +125°C.
Applications
- Temperature and Pressure Transmitters.
- Portable, Battery-Powered Equipment.
- Data Acquisition Systems.
- Medical Equipment.
- Handheld Test Equipment.
- Intrinsically Safe and Explosion-Proof Applications.
Q & A
- What is the output voltage of the REF3033AIDBZR?
The output voltage of the REF3033AIDBZR is 3.3 V. - What is the temperature drift of the REF3033AIDBZR?
The temperature drift is 50 ppm/°C from 0°C to 70°C and 75 ppm/°C from –40°C to +125°C. - What is the initial accuracy of the REF3033AIDBZR?
The initial accuracy is 0.2%. - What is the quiescent current of the REF3033AIDBZR?
The quiescent current is 42 µA (Typical). - What is the package type of the REF3033AIDBZR?
The package type is 3-pin SOT-23 (DBZ). - What is the operating temperature range of the REF3033AIDBZR?
The operating temperature range is –40°C to +125°C. - Does the REF3033AIDBZR require a load capacitor to be stable?
No, the REF3033AIDBZR does not require a load capacitor to be stable. - What are some typical applications of the REF3033AIDBZR?
Typical applications include temperature and pressure transmitters, portable and battery-powered equipment, data acquisition systems, medical equipment, and handheld test equipment. - What is the high output current capability of the REF3033AIDBZR?
The high output current capability is 25 mA. - What is the low dropout voltage of the REF3033AIDBZR?
The low dropout voltage is 1 mV.
