AD586KQ

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High precision, low temperature coefficient, low noise
• Package: Ceramic Dual-In-Line (CDIP)
• Essence: Provides a stable and accurate voltage reference for various applications
• Packaging/Quantity: Available in tubes of 25 units

Specifications

• Output Voltage Range: 2.5V to 6.5V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 10ppm/°C
• Output Current: 10mA
• Supply Voltage Range: 4.5V to 30V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The AD586KQ has a total of eight pins, which are labeled as follows:

1. VOUT: Output Voltage
2. TRIM: Trim Terminal
3. NC: No Connection
4. GND: Ground
5. V+: Positive Supply Voltage
6. NC: No Connection
7. NC: No Connection
8. VREF: Reference Voltage

Functional Features

• High accuracy and stability over a wide temperature range
• Low output noise for precise measurements
• Excellent long-term stability
• Low power consumption
• Built-in thermal shutdown protection

Advantages

• Provides a highly accurate and stable voltage reference
• Suitable for precision measurement and calibration applications
• Wide operating temperature range allows for use in extreme environments
• Low temperature coefficient ensures minimal voltage drift over temperature changes

Disadvantages

• Relatively high cost compared to other voltage references
• Limited output current capability may not be suitable for high-power applications

Working Principles

The AD586KQ is based on the bandgap voltage reference principle. It utilizes a combination of bipolar and MOSFET transistors to generate a stable reference voltage. The internal circuitry compensates for temperature variations, ensuring a consistent output voltage over a wide range of operating conditions.

Application Field Plans

The AD586KQ is commonly used in various applications that require precise and stable voltage references. Some typical application fields include:

1. Precision measurement instruments
2. Data acquisition systems
3. Calibration equipment
4. Industrial automation
5. Medical devices
6. Aerospace and defense systems

Alternative Models

• LM4040: Low-cost voltage reference with similar accuracy and temperature coefficient
• REF5025: High-precision voltage reference with lower initial accuracy and higher temperature coefficient
• LT1021: Ultra-high precision voltage reference with excellent long-term stability

These alternative models offer different trade-offs in terms of cost, accuracy, and temperature performance, allowing users to choose the most suitable option for their specific requirements.

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