REF5040AQDRQ1

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - High precision - Low temperature coefficient - Low dropout voltage - Wide operating range

Package: QFN (Quad Flat No-Lead)

Essence: The REF5040AQDRQ1 is a high-precision voltage reference IC used to provide a stable and accurate voltage reference in various electronic circuits.

Packaging/Quantity: The REF5040AQDRQ1 is available in a QFN 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
• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The REF5040AQDRQ1 has the following pin configuration:

1. VOUT: Output Voltage
2. GND: Ground
3. VIN: Input Voltage
4. NC: No Connection

Functional Features

• High precision voltage reference
• Low temperature coefficient ensures stability over a wide temperature range
• Low dropout voltage minimizes power dissipation
• Wide operating voltage range allows for flexibility in different applications

Advantages and Disadvantages

Advantages: - High precision and accuracy - Stable performance over a wide temperature range - Low power dissipation - Flexible operating voltage range

Disadvantages: - Limited output voltage range - Not suitable for high current applications

Working Principles

The REF5040AQDRQ1 utilizes a bandgap voltage reference circuit to generate a stable and accurate output voltage. It compensates for temperature variations by employing a temperature coefficient compensation circuit. The input voltage is regulated to provide a precise output voltage, which can be adjusted within the specified range.

Detailed Application Field Plans

The REF5040AQDRQ1 is commonly used in various applications, including:

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

Detailed and Complete Alternative Models

1. REF5020AQDRQ1: Similar specifications with a different package (SOT-23)
2. REF5030AQDRQ1: Higher output voltage range (2.5V to 5.5V)
3. REF5050AQDRQ1: Lower initial accuracy (±0.1%)

These alternative models offer similar functionality and can be considered as substitutes for the REF5040AQDRQ1 depending on specific requirements.

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