ADR444ARMZ-REEL7

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage References

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

Package: SOT-23

Essence: ADR444ARMZ-REEL7 is a precision voltage reference IC that provides a stable and accurate output voltage for various applications.

Packaging/Quantity: The ADR444ARMZ-REEL7 is available in tape and reel packaging, with 3000 units per reel.

Specifications

• Output Voltage Range: 2.5V to 5.0V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 3ppm/°C
• Dropout Voltage: 300mV
• Noise: 4μVp-p
• Operating Temperature Range: -40°C to +125°C
• Supply Voltage Range: 2.7V to 18V
• Quiescent Current: 1.5mA

Pin Configuration

The ADR444ARMZ-REEL7 has the following pin configuration:

```

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| | --| VOUT | --| GND | --| VIN | |___________| ```

Functional Features

• High accuracy voltage reference
• Stable output voltage over a wide temperature range
• Low dropout voltage allows operation with low input voltages
• Low noise ensures clean and reliable performance
• Excellent line and load regulation

Advantages

• Precise and stable output voltage
• Low temperature coefficient ensures minimal drift over temperature variations
• Low dropout voltage enables operation in low voltage applications
• Low noise ensures high signal integrity
• Wide operating temperature range allows usage in extreme environments

Disadvantages

• Relatively higher quiescent current compared to some other voltage references
• Limited output voltage range (2.5V to 5.0V)

Working Principles

The ADR444ARMZ-REEL7 is based on a bandgap voltage reference circuit, which utilizes the temperature-dependent characteristics of semiconductor materials to generate a stable and accurate reference voltage. The internal circuitry compensates for temperature variations, ensuring a consistent output voltage over a wide temperature range.

Detailed Application Field Plans

The ADR444ARMZ-REEL7 is commonly used in various precision measurement and control systems, including: - Industrial automation - Medical equipment - Test and measurement instruments - Data acquisition systems - Portable devices - Automotive electronics

Detailed Alternative Models

1. ADR445ARMZ-REEL7: Similar specifications and package as ADR444ARMZ-REEL7, but with an extended output voltage range of 4.096V to 5.0V.
2. ADR443ARMZ-REEL7: Similar specifications and package as ADR444ARMZ-REEL7, but with a lower initial accuracy of ±0.1%.

These alternative models provide options with slightly different features to suit specific application requirements.

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