REF5040IDG4

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - High precision - Low temperature coefficient - Low dropout voltage - Low quiescent current

Package: SOIC-8

Essence: The REF5040IDG4 is a voltage reference IC that provides a stable and accurate voltage output for various electronic applications.

Packaging/Quantity: The REF5040IDG4 is available in a standard SOIC-8 package. It is typically sold in reels of 2500 units.

Specifications

• Output Voltage Range: 2.048V to 5.000V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 10ppm/°C
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 60µA (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The REF5040IDG4 has the following pin configuration:

```

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

Functional Features

• High precision voltage reference with low temperature coefficient ensures accurate and stable voltage output.
• Low dropout voltage allows for operation in low voltage applications.
• Low quiescent current minimizes power consumption, making it suitable for battery-powered devices.
• Wide operating temperature range enables usage in extreme environmental conditions.

Advantages

• Excellent accuracy and stability ensure reliable performance in critical applications.
• Low dropout voltage allows for efficient operation in low voltage systems.
• Low quiescent current extends battery life in portable devices.
• Wide operating temperature range makes it suitable for various industrial and automotive applications.

Disadvantages

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

Working Principles

The REF5040IDG4 utilizes a bandgap voltage reference circuit to generate a stable output 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 REF5040IDG4 is commonly used in the following applications:

1. Precision analog-to-digital converters (ADCs)
2. Digital-to-analog converters (DACs)
3. Voltage regulators
4. Power management systems
5. Battery-powered devices
6. Industrial control systems
7. Automotive electronics

Detailed and Complete Alternative Models

1. REF5025IDGKT - 2.5V Voltage Reference, SOT-23 Package
2. REF3030AIDBZT - 3.0V Voltage Reference, SOT-23 Package
3. REF5050IDGKR - 5.0V Voltage Reference, VSSOP-8 Package
4. LM4040AIM3X-2.5/NOPB - 2.5V Precision Micropower Shunt Voltage Reference, SOT-23 Package

These alternative models offer similar functionality and can be considered as substitutes for the REF5040IDG4 in various applications.

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