AD589SH

Product Overview

Category: Integrated Circuits (ICs)

Use: AD589SH is a precision voltage reference IC that provides a stable and accurate voltage output. It is commonly used in various electronic circuits where a precise voltage reference is required.

Characteristics: - High accuracy - Low temperature coefficient - Low power consumption - Wide operating temperature range - Small package size

Package: AD589SH is available in a small outline package (SOP) with 8 pins.

Essence: The essence of AD589SH lies in its ability to generate a stable and precise voltage reference, which is crucial for the proper functioning of many electronic devices.

Packaging/Quantity: AD589SH is typically sold in reels or tubes containing a specific quantity of ICs, usually ranging from 100 to 1000 units per package.

Specifications

• Output Voltage Range: 1.2V to 10V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 5ppm/°C
• Supply Voltage Range: 4.5V to 36V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

AD589SH has the following pin configuration:

```

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| | --| VOUT | --| GND | --| TRIM | --| NC | --| VIN | --| NC | --| NC | |___________| ```

Functional Features

• Precise Voltage Reference: AD589SH generates a stable and accurate voltage reference, ensuring reliable performance of electronic circuits.
• Trim Functionality: The TRIM pin allows fine adjustment of the output voltage, enabling calibration for specific applications.
• Low Power Consumption: AD589SH consumes minimal power, making it suitable for battery-powered devices.
• Wide Operating Temperature Range: It can operate in extreme temperature conditions, making it versatile for various environments.

Advantages and Disadvantages

Advantages: - High accuracy and stability - Low temperature coefficient ensures minimal voltage drift over temperature variations - Small package size allows for space-saving designs - Wide operating voltage range accommodates different power supply configurations

Disadvantages: - Limited output voltage range (1.2V to 10V) - Requires external trimming for precise voltage adjustment

Working Principles

AD589SH utilizes a bandgap reference circuit to generate a stable voltage reference. This circuit takes advantage of the temperature-dependent characteristics of semiconductor materials to produce a voltage that remains relatively constant over temperature changes. The TRIM pin allows fine adjustment of the output voltage by modifying the internal resistive network.

Application Field Plans

AD589SH finds applications in various fields, including: 1. Precision measurement instruments 2. Data acquisition systems 3. Analog-to-digital converters 4. Voltage regulators 5. Sensor calibration circuits

Alternative Models

Some alternative models to AD589SH include: - LM4040 - REF02 - MAX619 - LT1021

These models offer similar functionality and can be used as substitutes depending on specific requirements.

In conclusion, AD589SH is a precision voltage reference IC that provides accurate and stable voltage output. Its high accuracy, low temperature coefficient, and small package size make it suitable for a wide range of electronic applications. However, its limited output voltage range and need for external trimming are important considerations.