ADR4540BRZ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - High precision - Low noise - Low temperature coefficient - Wide operating range

Package: TO-252-3 (DPAK)

Essence: ADR4540BRZ is a voltage reference IC that provides a stable and accurate voltage output for various electronic applications.

Packaging/Quantity: The ADR4540BRZ is typically sold in reels of 250 units.

Specifications

• Output Voltage Range: 4.096V ± 0.1%
• Initial Accuracy: ±0.02%
• Temperature Coefficient: 5 ppm/°C
• Supply Voltage Range: 2.7V to 18V
• Quiescent Current: 1.5 mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The ADR4540BRZ has three pins:

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

Functional Features

• High accuracy and stability over a wide temperature range
• Low output noise, suitable for sensitive applications
• Excellent line and load regulation
• Low power consumption
• Fast start-up time

Advantages

• Precise and stable voltage reference
• Wide operating voltage range
• Low temperature coefficient ensures accuracy across varying temperatures
• Low output noise for noise-sensitive applications
• Compact and easy-to-use package

Disadvantages

• Relatively high quiescent current compared to some alternative models
• Limited availability in certain regions

Working Principles

The ADR4540BRZ utilizes bandgap voltage reference technology to generate a stable and accurate voltage output. It employs a combination of analog circuitry and temperature compensation techniques to achieve high precision and low temperature coefficient.

Detailed Application Field Plans

The ADR4540BRZ is commonly used in various electronic systems that require a precise and stable voltage reference. Some typical application fields include:

1. Analog-to-Digital Converters (ADCs)
2. Digital-to-Analog Converters (DACs)
3. Voltage regulators
4. Precision measurement instruments
5. Sensor calibration circuits

Detailed and Complete Alternative Models

1. ADR4533BRZ: Similar specifications, but with a lower output voltage range of 3.3V.
2. ADR4550BRZ: Higher output voltage range of 5.0V, suitable for specific applications.
3. LT6656BIS6-4.096#PBF: Comparable performance with additional features such as built-in noise filtering.

These alternative models offer similar functionality and can be considered based on specific requirements and availability.

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