ADR443ARMZ-REEL7

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - High precision - Low temperature coefficient - Low dropout voltage - Low noise

Package: MSOP-8

Essence: ADR443ARMZ-REEL7 is a voltage reference IC that provides a stable and accurate voltage output for various electronic applications.

Packaging/Quantity: The ADR443ARMZ-REEL7 is typically sold in reels containing 2500 units.

Specifications

• Output Voltage Range: 2.5V to 5.0V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 3ppm/°C
• Dropout Voltage: 300mV
• Supply Voltage Range: 2.7V to 18V
• Quiescent Current: 120µA

Detailed Pin Configuration

The ADR443ARMZ-REEL7 has the following pin configuration:

1. VOUT: Output Voltage
2. GND: Ground
3. NC: No Connection
4. TRIM: Trimming Input
5. NC: No Connection
6. VIN: Input Voltage
7. NC: No Connection
8. NC: No Connection

Functional Features

• High precision voltage reference
• Stable output voltage over a wide range of operating conditions
• Low temperature coefficient ensures minimal voltage drift with temperature changes
• Low dropout voltage allows operation with low input voltages
• Low noise output for noise-sensitive applications

Advantages

• Excellent accuracy and stability
• Wide operating voltage range
• Low power consumption
• Compact MSOP-8 package for space-constrained designs
• Suitable for precision analog circuits and sensor applications

Disadvantages

• Relatively high cost compared to standard voltage references
• Limited output current capability

Working Principles

The ADR443ARMZ-REEL7 utilizes a bandgap reference circuit to generate a stable and accurate voltage output. It compensates for temperature variations by employing a temperature-dependent current that cancels out the temperature coefficient of the base-emitter voltage of a bipolar transistor. This ensures a consistent output voltage over a wide temperature range.

Detailed Application Field Plans

The ADR443ARMZ-REEL7 is commonly used in the following applications:

1. Precision analog-to-digital converters (ADCs)
2. Data acquisition systems
3. Industrial control systems
4. Medical equipment
5. Test and measurement instruments
6. Portable electronic devices

Detailed and Complete Alternative Models

1. ADR441ARMZ-REEL7: Similar specifications, but with a different package (SOT-23)
2. ADR445ARMZ-REEL7: Higher accuracy and lower temperature coefficient, but higher cost
3. ADR452ARMZ-REEL7: Lower dropout voltage and higher output current, suitable for low-power applications

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

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