ADR439BRZ-REEL7

Product Overview

Category

The ADR439BRZ-REEL7 belongs to the category of voltage references.

Use

It is primarily used as a precision voltage reference in various electronic circuits.

Characteristics

• High accuracy and stability
• Low temperature coefficient
• Low output noise
• Wide operating temperature range

Package

The ADR439BRZ-REEL7 comes in a small outline package (SOIC) for easy integration into circuit boards.

Essence

This voltage reference provides a stable and accurate voltage output, which is crucial for precise measurements and reliable operation of electronic devices.

Packaging/Quantity

The ADR439BRZ-REEL7 is typically packaged in reels containing a specific quantity of units, such as 250 or 1000 pieces per reel.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.02%
• Temperature Coefficient: 3ppm/°C
• Output Noise: 1.8μVrms
• Operating Temperature Range: -40°C to +125°C
• Supply Voltage Range: 4.5V to 18V
• Quiescent Current: 1.5mA

Detailed Pin Configuration

The ADR439BRZ-REEL7 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 power consumption
• Excellent long-term stability
• Low output noise for accurate measurements
• Wide operating temperature range for versatile applications

Advantages

• High accuracy and stability ensure reliable performance.
• Low temperature coefficient minimizes voltage drift with temperature changes.
• Low output noise allows for precise measurements in sensitive applications.
• Wide operating temperature range enables usage in extreme environments.

Disadvantages

• Relatively higher cost compared to standard voltage references.
• Limited output voltage options (fixed at 2.5V).

Working Principles

The ADR439BRZ-REEL7 utilizes a bandgap reference circuit to generate a stable and accurate voltage output. It compensates for temperature variations by employing a combination of bipolar and CMOS technologies, resulting in low temperature coefficient and high precision.

Detailed Application Field Plans

The ADR439BRZ-REEL7 finds application in various fields, including:

1. Precision measurement equipment
2. Industrial control systems
3. Medical devices
4. Communication systems
5. Automotive electronics
6. Aerospace and defense systems

Its high accuracy and stability make it suitable for critical applications that require precise voltage references.

Detailed and Complete Alternative Models

1. ADR431BRZ: Similar specifications with a different output voltage of 4.096V.
2. ADR445BRZ: Higher accuracy and lower temperature coefficient, but with a fixed output voltage of 4.096V.
3. ADR4525BRZ: Lower initial accuracy but wider supply voltage range (2.7V to 18V) and adjustable output voltage.

These alternative models offer different features and specifications to cater to specific application requirements.

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