ADR445ARZ-REEL7

Product Overview

Category

The ADR445ARZ-REEL7 belongs to the category of voltage references.

Use

This product is primarily used as a precision voltage reference in various electronic applications.

Characteristics

• High accuracy: The ADR445ARZ-REEL7 offers exceptional voltage accuracy, ensuring reliable performance in critical applications.
• Low temperature coefficient: It exhibits a low temperature coefficient, making it suitable for use in environments with varying temperatures.
• Low noise: This voltage reference minimizes noise interference, enabling precise measurements and stable operation.
• Low power consumption: The ADR445ARZ-REEL7 consumes minimal power, making it energy-efficient.

Package

The ADR445ARZ-REEL7 is available in a small outline package (SOIC) format.

Essence

The essence of this product lies in its ability to provide a stable and accurate voltage reference, which is crucial for maintaining the integrity of electronic circuits.

Packaging/Quantity

The ADR445ARZ-REEL7 is typically packaged in reels containing a specific quantity of units, usually 2500 pieces per reel.

Specifications

• Output Voltage Range: 2.5V to 5.0V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 3ppm/°C
• Supply Voltage Range: 4.5V to 18V
• Quiescent Current: 1.5mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The ADR445ARZ-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: The ADR445ARZ-REEL7 provides a highly accurate and stable output voltage, ensuring reliable performance in precision applications.
• Low noise: It offers low noise characteristics, minimizing interference and enabling precise measurements.
• Wide operating temperature range: This voltage reference can operate effectively across a wide temperature range, making it suitable for various environments.
• Low power consumption: The ADR445ARZ-REEL7 consumes minimal power, making it ideal for battery-powered devices.

Advantages and Disadvantages

Advantages

• High accuracy ensures reliable performance.
• Low temperature coefficient allows for stable operation in varying temperature conditions.
• Low noise minimizes interference for precise measurements.
• Low power consumption makes it energy-efficient.

Disadvantages

• Limited output voltage range (2.5V to 5.0V).
• Requires an external power supply within the specified voltage range.

Working Principles

The ADR445ARZ-REEL7 operates based on the principle of bandgap voltage reference. It utilizes a combination of bipolar and CMOS technologies to generate a stable and accurate reference voltage. By carefully controlling the temperature and current flow within the device, it achieves high precision and low temperature coefficient characteristics.

Detailed Application Field Plans

The ADR445ARZ-REEL7 finds application in various fields, including:

1. Precision instrumentation: It is used as a voltage reference in precision measurement instruments such as multimeters, oscilloscopes, and data acquisition systems.
2. Industrial control systems: The ADR445ARZ-REEL7 provides a stable voltage reference for industrial control systems, ensuring accurate and reliable operation.
3. Medical devices: It is utilized in medical equipment where precise voltage references are required for critical measurements and diagnostics.
4. Communications equipment: The ADR445ARZ-REEL7 is employed in communication devices to maintain accurate voltage levels for signal processing and transmission.

Detailed and Complete Alternative Models

1. ADR435ARZ: This voltage reference offers similar accuracy and temperature coefficient characteristics, with a slightly different output voltage range.
2. LT6654: An alternative model known for its high precision and low noise performance, suitable for demanding applications.
3. MAX619: This voltage reference provides a wide input voltage range and low power consumption, making it ideal for portable devices.

These alternative models offer comparable features and can be considered as substitutes for the ADR445ARZ-REEL7 in specific applications.

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