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REF02EZ
Product Overview
Category: Voltage Reference
Use: Provides a stable and accurate voltage reference for electronic circuits
Characteristics: High precision, low temperature coefficient, low power consumption
Package: TO-92, SOT-23, SOIC-8
Essence: Precision voltage reference
Packaging/Quantity: Available in reels or tubes, quantity varies based on package type
Specifications
- Output Voltage: 2.5V
- Initial Accuracy: ±0.5%
- Temperature Coefficient: 50ppm/°C
- Supply Voltage Range: 4V to 30V
- Quiescent Current: 60µA
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
REF02EZ has three pins:
- VOUT: Output voltage pin
- GND: Ground pin
- VIN: Input voltage pin
Functional Features
- High precision: The REF02EZ provides a highly accurate output voltage of 2.5V.
- Low temperature coefficient: It exhibits a low temperature coefficient of 50ppm/°C, ensuring stability over a wide temperature range.
- Low power consumption: With a quiescent current of only 60µA, it minimizes power consumption in electronic circuits.
Advantages and Disadvantages
Advantages: - High precision and accuracy - Low temperature coefficient ensures stability - Low power consumption - Wide supply voltage range allows flexibility in circuit design
Disadvantages: - Limited output voltage options (only 2.5V) - Not suitable for applications requiring higher output voltages
Working Principles
The REF02EZ is based on the bandgap voltage reference principle. It utilizes a combination of bipolar and CMOS technologies to generate a stable and accurate reference voltage. The internal circuitry compensates for temperature variations, ensuring a consistent output voltage over a wide temperature range.
Detailed Application Field Plans
The REF02EZ is widely used in various electronic applications that require a stable and accurate voltage reference. Some common application fields include:
- Analog-to-Digital Converters (ADCs)
- Digital-to-Analog Converters (DACs)
- Voltage regulators
- Precision instrumentation
- Sensor calibration circuits
Detailed and Complete Alternative Models
- REF01: Provides a 5V output voltage with similar characteristics to REF02EZ.
- REF03: Offers a 10V output voltage and higher accuracy compared to REF02EZ.
- REF04: Provides a 2.048V output voltage with improved temperature stability.
These alternative models offer different output voltages and may have additional features or improved specifications compared to the REF02EZ.
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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem REF02EZ w rozwiązaniach technicznych
Sure! Here are 10 common questions and answers related to the application of REF02EZ in technical solutions:
Q: What is REF02EZ? A: REF02EZ is a precision voltage reference IC that provides a stable and accurate voltage output.
Q: What is the voltage output range of REF02EZ? A: The voltage output range of REF02EZ is typically 2.5V with a maximum deviation of ±0.2%.
Q: How can REF02EZ be used in technical solutions? A: REF02EZ can be used as a stable voltage reference for various applications such as analog-to-digital converters, power supplies, and sensor calibration.
Q: What is the temperature coefficient of REF02EZ? A: The temperature coefficient of REF02EZ is typically 10 ppm/°C, which ensures stability over a wide temperature range.
Q: Can REF02EZ operate from a single power supply? A: Yes, REF02EZ can operate from a single power supply ranging from 4.5V to 36V.
Q: Is REF02EZ suitable for battery-powered applications? A: Yes, REF02EZ is suitable for battery-powered applications due to its low power consumption and wide operating voltage range.
Q: Does REF02EZ require external components for operation? A: Yes, REF02EZ requires a few external components such as capacitors for stability and noise filtering.
Q: Can REF02EZ provide a precise voltage reference for high-resolution ADCs? A: Yes, REF02EZ is designed to provide a stable and accurate voltage reference for high-resolution analog-to-digital converters.
Q: What is the typical output impedance of REF02EZ? A: The typical output impedance of REF02EZ is very low, typically around 0.1 ohms.
Q: Is REF02EZ available in different package options? A: Yes, REF02EZ is available in various package options such as TO-92, SOIC, and SOT-23, providing flexibility for different application requirements.
Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications of REF02EZ.