REF5025IDGKT

Product Overview

Category: Voltage Reference
Use: Provides a stable voltage reference for precision analog circuits
Characteristics: High accuracy, low temperature coefficient, low dropout voltage
Package: DGK (SOT-23)
Essence: Precision voltage reference
Packaging/Quantity: Tape and reel, 3000 pieces per reel

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 10ppm/°C
• Dropout Voltage: 200mV
• Supply Voltage Range: 2.7V to 12.6V
• Quiescent Current: 60µA
• Line Regulation: 20µV/V
• Load Regulation: 20µV/mA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The REF5025IDGKT is a 3-pin device with the following pin configuration:

1. VOUT: Output Voltage
2. GND: Ground
3. VIN: Input Voltage

Functional Features

• High accuracy: The REF5025IDGKT provides a precise output voltage of 2.5V with an initial accuracy of ±0.05%.
• Low temperature coefficient: With a temperature coefficient of only 10ppm/°C, it maintains stability over a wide temperature range.
• Low dropout voltage: The device has a low dropout voltage of 200mV, ensuring efficient operation even with low input voltages.
• Wide supply voltage range: It can operate within a supply voltage range of 2.7V to 12.6V, making it suitable for various applications.
• Low quiescent current: The REF5025IDGKT consumes only 60µA of quiescent current, minimizing power consumption.

Advantages and Disadvantages

Advantages: - High accuracy ensures precise voltage reference. - Low temperature coefficient maintains stability over temperature variations. - Low dropout voltage allows efficient operation with low input voltages. - Wide supply voltage range provides versatility in different applications. - Low quiescent current minimizes power consumption.

Disadvantages: - Limited output voltage options (only 2.5V). - SOT-23 package may not be suitable for all applications requiring a voltage reference.

Working Principles

The REF5025IDGKT is based on bandgap voltage reference technology. It utilizes a combination of bipolar and CMOS transistors to generate a stable reference voltage. The internal circuitry compensates for temperature variations, ensuring accurate output voltage even in extreme operating conditions.

Detailed Application Field Plans

The REF5025IDGKT is widely used in precision analog circuits that require a stable voltage reference. Some common application fields include:

1. Analog-to-Digital Converters (ADCs)
2. Digital-to-Analog Converters (DACs)
3. Voltage regulators
4. Sensor calibration
5. Precision instrumentation
6. Data acquisition systems
7. Test and measurement equipment

Detailed and Complete Alternative Models

1. REF5020IDGKT: Similar to REF5025IDGKT but with an output voltage of 2.0V.
2. REF5030IDGKT: Similar to REF5025IDGKT but with an output voltage of 3.0V.
3. REF5040IDGKT: Similar to REF5025IDGKT but with an output voltage of 4.0V.
4. REF5050IDGKT: Similar to REF5025IDGKT but with an output voltage of 5.0V.

These alternative models provide different output voltage options to suit specific application requirements.

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