REF5020ID

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - High precision voltage reference - Low temperature coefficient - Low output noise - Wide operating temperature range - Low dropout voltage - High output current capability

Package: SOIC-8

Essence: The REF5020ID is a precision voltage reference IC used to provide a stable and accurate voltage reference in various electronic circuits.

Packaging/Quantity: The REF5020ID is available in a standard SOIC-8 package. It is typically sold in reels of 2500 units.

Specifications

• Output Voltage Range: 2.048V to 5V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 10ppm/°C
• Dropout Voltage: 200mV
• Output Current: 10mA
• Operating Temperature Range: -40°C to +125°C
• Supply Voltage Range: 4.5V to 18V

Detailed Pin Configuration

The REF5020ID has the following pin configuration:

1. VOUT: Output Voltage
2. GND: Ground
3. NC: No Connection
4. NC: No Connection
5. VIN: Input Voltage
6. NC: No Connection
7. NC: No Connection
8. VDD: Supply Voltage

Functional Features

• High precision voltage reference with low initial accuracy and temperature coefficient.
• Provides a stable and accurate reference voltage for analog-to-digital converters, digital-to-analog converters, and other precision measurement circuits.
• Low output noise ensures minimal interference in sensitive applications.
• Wide operating temperature range allows for reliable performance in harsh environments.
• Low dropout voltage minimizes power dissipation and extends battery life.
• High output current capability enables driving multiple loads simultaneously.

Advantages

• High precision and accuracy ensure reliable performance in critical applications.
• Low temperature coefficient guarantees stable voltage reference over a wide temperature range.
• Low output noise minimizes signal distortion in sensitive circuits.
• Wide operating temperature range allows for use in various environments.
• Low dropout voltage reduces power consumption and extends battery life.
• High output current capability enables driving multiple loads without additional amplification.

Disadvantages

• Limited output voltage range may not be suitable for certain applications requiring higher voltages.
• The SOIC-8 package may limit its use in space-constrained designs.

Working Principles

The REF5020ID utilizes a bandgap voltage reference circuit to generate a stable and accurate reference voltage. It compensates for temperature variations by employing a temperature-dependent current source and a voltage divider network. This ensures that the output voltage remains constant over a wide temperature range.

Detailed Application Field Plans

The REF5020ID is commonly used in the following applications:

1. Precision measurement instruments
2. Data acquisition systems
3. Industrial control systems
4. Medical equipment
5. Automotive electronics
6. Communication systems
7. Power management circuits

Detailed and Complete Alternative Models

Some alternative models to the REF5020ID include:

1. REF5025ID: Similar specifications, but with a higher output voltage range (2.5V to 5V).
2. REF5030ID: Similar specifications, but with a higher output voltage range (3V to 5V).
3. REF5040ID: Similar specifications, but with a higher output voltage range (4V to 5V).

These alternative models provide flexibility in choosing the appropriate voltage reference based on specific application requirements.

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