AD587KNZ

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High precision, low temperature coefficient, low noise
• Package: TO-5 metal can
• Essence: Precision voltage reference
• Packaging/Quantity: Single unit

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 AD587KNZ has a total of 3 pins:

1. VOUT: Output voltage pin
2. VIN: Input voltage pin
3. GND: Ground pin

Functional Features

• High precision: The AD587KNZ provides an initial accuracy of ±0.05%, ensuring precise voltage references.
• Low temperature coefficient: With a temperature coefficient of 2ppm/°C, the AD587KNZ maintains stability over a wide temperature range.
• Low noise: The IC is designed to minimize noise interference, resulting in clean and reliable voltage references.

Advantages and Disadvantages

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

Disadvantages: - Limited output current capability (10mA) - Requires external power supply

Working Principles

The AD587KNZ utilizes a bandgap voltage reference circuit to generate a stable and accurate output voltage. It compensates for temperature variations by using a combination of bipolar and MOS transistors, resulting in a low temperature coefficient.

Detailed Application Field Plans

The AD587KNZ is commonly used in various applications that require precise voltage references, such as:

1. Precision measurement equipment
2. Data acquisition systems
3. Analog-to-digital converters (ADCs)
4. Voltage regulators and power supplies
5. Calibration instruments

Detailed and Complete Alternative Models

1. LT6654: Precision voltage reference with similar specifications and performance.
2. MAX6126: Ultra-low noise voltage reference suitable for high-performance applications.
3. REF5050: High-precision, low-drift voltage reference with excellent long-term stability.

These alternative models offer similar functionality and can be considered as substitutes for the AD587KNZ in various applications.

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