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AD581UH
Product Overview
- Category: Integrated Circuit (IC)
- Use: Voltage Reference
- Characteristics:
- High precision
- Low temperature coefficient
- Low dropout voltage
- Package: TO-99 metal can
- Essence: Precision voltage reference
- Packaging/Quantity: Single unit per package
Specifications
- Output Voltage Range: 1.2V to 10V
- Initial Accuracy: ±0.05%
- Temperature Coefficient: 5ppm/°C
- Dropout Voltage: 1.5V
- Supply Voltage Range: 4.5V to 30V
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The AD581UH has a total of three pins:
- VOUT: Output voltage pin
- VIN: Input voltage pin
- GND: Ground pin
Functional Features
- High precision voltage reference
- Stable output voltage over a wide temperature range
- Low temperature coefficient ensures accuracy
- Low dropout voltage minimizes power dissipation
- Wide supply voltage range for versatile applications
Advantages
- Excellent initial accuracy and long-term stability
- Low temperature coefficient guarantees precise voltage reference
- Wide operating temperature range allows usage in extreme conditions
- TO-99 metal can package provides robustness and thermal performance
Disadvantages
- Relatively high dropout voltage compared to some alternatives
- Limited output voltage range may not suit all applications
- Higher cost compared to less precise voltage references
Working Principles
The AD581UH is based on bandgap voltage reference technology. It utilizes a combination of bipolar and CMOS circuitry to achieve high precision and low temperature coefficient. The internal circuitry compensates for changes in temperature, ensuring a stable output voltage.
Detailed Application Field Plans
The AD581UH is commonly used in applications that require precise voltage references, such as:
- Analog-to-digital converters (ADCs)
- Digital-to-analog converters (DACs)
- Voltage regulators
- Precision measurement equipment
- Calibration systems
Detailed and Complete Alternative Models
- AD581JH: Similar specifications but in a ceramic DIP package
- AD581KH: Higher accuracy version with ±0.02% initial accuracy
- AD581LH: Lower cost alternative with ±0.1% initial accuracy
These alternative models provide flexibility to suit different requirements and budgets while maintaining high precision voltage reference capabilities.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de AD581UH en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of AD581UH in technical solutions:
Q: What is AD581UH? A: AD581UH is a precision voltage reference IC manufactured by Analog Devices.
Q: What is the voltage output range of AD581UH? A: The voltage output range of AD581UH is typically between 9V and 12V.
Q: What is the accuracy of AD581UH? A: AD581UH has a high accuracy of ±0.1% or better.
Q: Can AD581UH be used as a stable voltage reference for analog-to-digital converters (ADCs)? A: Yes, AD581UH is commonly used as a stable voltage reference for ADCs due to its high accuracy and low temperature coefficient.
Q: Is AD581UH suitable for precision measurement applications? A: Absolutely, AD581UH is designed for precision applications where a stable and accurate voltage reference is required.
Q: Does AD581UH require any external components for operation? A: Yes, AD581UH requires an external resistor to set the desired output voltage.
Q: What is the temperature coefficient of AD581UH? A: The temperature coefficient of AD581UH is typically 5 ppm/°C.
Q: Can AD581UH operate over a wide temperature range? A: Yes, AD581UH can operate reliably over a temperature range of -40°C to +125°C.
Q: Can AD581UH be used in battery-powered applications? A: Yes, AD581UH has low power consumption and can be used in battery-powered applications.
Q: Are there any alternative voltage reference ICs similar to AD581UH? A: Yes, Analog Devices offers a range of voltage reference ICs with different specifications and features that can be considered as alternatives to AD581UH.
Please note that the answers provided here are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and consult with technical experts for accurate information.