Category: Integrated Circuit (IC)
Use: Voltage Reference
Characteristics: - High precision - Low temperature coefficient - Low dropout voltage - Low output noise
Package: SOIC (Small Outline Integrated Circuit)
Essence: ADR291GRZ is a voltage reference IC that provides a stable and accurate voltage output.
Packaging/Quantity: The ADR291GRZ is available in a standard SOIC package and is typically sold in reels of 250 units.
The ADR291GRZ has the following pin configuration:
```
| | | VOUT | |_______________| | | | GND | |_______________| | | | VIN | |_______________| ```
Advantages: - High precision and stability - Low temperature coefficient - Low dropout voltage - Low output noise
Disadvantages: - Limited output voltage range (1.2V to 5.0V) - Requires an external power source
The ADR291GRZ utilizes a bandgap reference circuit to generate a stable and accurate voltage output. It compensates for temperature variations by employing a temperature-dependent current that cancels out the temperature coefficient of the base-emitter voltage of a bipolar transistor. This results in a highly precise and stable output voltage.
The ADR291GRZ is commonly used in various applications that require a stable and accurate voltage reference, such as: - Precision analog-to-digital converters (ADCs) - Digital-to-analog converters (DACs) - Voltage regulators - Battery management systems - Sensor calibration circuits
Some alternative models to the ADR291GRZ include: - ADR292GRZ - ADR293GRZ - ADR294GRZ - ADR295GRZ
These models offer similar characteristics and functionality, but may have different specifications or package options.
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Sure! Here are 10 common questions and answers related to the application of ADR291GRZ in technical solutions:
Q: What is ADR291GRZ? A: ADR291GRZ is a voltage reference IC (integrated circuit) manufactured by Analog Devices.
Q: What is the purpose of ADR291GRZ? A: The purpose of ADR291GRZ is to provide a stable and accurate voltage reference for various electronic applications.
Q: What is the voltage output range of ADR291GRZ? A: The voltage output range of ADR291GRZ is typically between 1.22V and 5.0V.
Q: What is the accuracy of ADR291GRZ? A: ADR291GRZ has a high accuracy with a typical initial accuracy of ±0.1% and a maximum temperature drift of ±50 ppm/°C.
Q: Can ADR291GRZ operate over a wide temperature range? A: Yes, ADR291GRZ can operate over a wide temperature range, typically from -40°C to +125°C.
Q: What is the supply voltage range for ADR291GRZ? A: ADR291GRZ requires a supply voltage between 2.7V and 18V.
Q: Is ADR291GRZ suitable for battery-powered applications? A: Yes, ADR291GRZ is suitable for battery-powered applications due to its low quiescent current consumption of typically 60 µA.
Q: Can ADR291GRZ be used in precision measurement systems? A: Absolutely, ADR291GRZ is commonly used in precision measurement systems where accurate voltage references are required.
Q: Does ADR291GRZ have built-in protection features? A: Yes, ADR291GRZ has built-in protection features such as reverse battery protection and current limiting.
Q: What package does ADR291GRZ come in? A: ADR291GRZ is available in an 8-lead SOIC (Small Outline Integrated Circuit) package.
Please note that the answers provided are general and may vary depending on specific datasheet specifications or application requirements.