QD Devices Inc.
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AD587KR
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AD587KR

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Reference
  • Characteristics: High precision, low temperature coefficient, low noise
  • Package: TO-100-8 metal can
  • Essence: Precision voltage reference
  • Packaging/Quantity: Single unit per package

Specifications

  • Output Voltage Range: 1.235V to 10V
  • Initial Accuracy: ±0.05%
  • Temperature Coefficient: 2ppm/°C
  • Output Current: 10mA
  • Supply Voltage Range: 4.5V to 30V
  • Operating Temperature Range: -55°C to +125°C

Detailed Pin Configuration

The AD587KR has a total of 8 pins: 1. VOUT: Output voltage pin 2. TRIM: Trim pin for adjusting the output voltage 3. NC: No connection pin 4. GND: Ground pin 5. NC: No connection pin 6. V+: Positive supply voltage pin 7. NC: No connection pin 8. V-: Negative supply voltage pin

Functional Features

  • High precision: The AD587KR provides an initial accuracy of ±0.05%, ensuring precise voltage references.
  • Low temperature coefficient: With a temperature coefficient of 2ppm/°C, the AD587KR maintains stability over a wide temperature range.
  • Low noise: The IC is designed to minimize noise interference, making it suitable for sensitive applications.

Advantages and Disadvantages

Advantages: - High precision and stability - Wide operating temperature range - Low noise performance

Disadvantages: - Limited output current capability (10mA) - Requires external trimming for precise voltage adjustment

Working Principles

The AD587KR utilizes a bandgap voltage reference circuit to generate a stable and accurate output voltage. It employs a combination of bipolar and CMOS technologies to achieve high precision and low temperature coefficient characteristics. The internal circuitry compensates for changes in temperature, ensuring consistent performance across varying environmental conditions.

Detailed Application Field Plans

The AD587KR 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

Some alternative models to the AD587KR include: - LT6654: Precision voltage reference with similar specifications and package type - REF102: High-precision voltage reference with adjustable output voltage - MAX619: Low-noise voltage reference with wide supply voltage range

These alternative models offer similar functionality and can be considered based on specific application requirements.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan AD587KR dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of AD587KR in technical solutions:

  1. Q: What is AD587KR? A: AD587KR is a precision voltage reference IC manufactured by Analog Devices.

  2. Q: What is the voltage output range of AD587KR? A: The voltage output range of AD587KR is typically ±10V.

  3. Q: What is the accuracy of AD587KR? A: AD587KR has a high accuracy of ±0.05% or better.

  4. Q: Can AD587KR operate over a wide temperature range? A: Yes, AD587KR is designed to operate over a wide temperature range, typically from -40°C to +85°C.

  5. Q: How much current does AD587KR consume? A: AD587KR consumes very low current, typically around 1.5mA.

  6. Q: Is AD587KR suitable for battery-powered applications? A: Yes, AD587KR's low current consumption makes it suitable for battery-powered applications.

  7. Q: Can AD587KR be used as a voltage reference in analog-to-digital converters (ADCs)? A: Yes, AD587KR is commonly used as a voltage reference in ADCs due to its high accuracy and stability.

  8. Q: Does AD587KR require any external components for operation? A: Yes, AD587KR requires an external decoupling capacitor for proper operation.

  9. Q: Can AD587KR be used in high-precision measurement systems? A: Yes, AD587KR is well-suited for high-precision measurement systems due to its low noise and high accuracy.

  10. Q: Is AD587KR available in different package options? A: Yes, AD587KR is available in various package options, including the 8-lead SOIC and PDIP packages.

Please note that these answers are general and may vary depending on specific application requirements.