REF43GS-REEL7

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

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

Package: SOT-23-3

Essence: The REF43GS-REEL7 is a voltage reference IC that provides a stable and accurate voltage output for various applications.

Packaging/Quantity: Available in reels of 3000 units

Specifications

• Output Voltage Range: 2.5V to 5.0V
• Initial Accuracy: ±0.05%
• Temperature Coefficient: 10ppm/°C
• Dropout Voltage: 75mV (typical)
• Output Noise Voltage: 4µVrms (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The REF43GS-REEL7 has three pins arranged as follows:

```

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| | --| VOUT |-- Pin 1 --| GND |-- Pin 2 --| VIN |-- Pin 3 |_______| ```

Functional Features

• High precision voltage reference
• Stable output voltage over a wide temperature range
• Low dropout voltage allows operation with low input voltages
• Low output noise ensures accurate measurements
• Excellent line and load regulation

Advantages

• High accuracy and stability
• Wide operating temperature range
• Small package size
• Low power consumption
• Easy to integrate into various electronic circuits

Disadvantages

• Limited output current capability
• Requires an external bypass capacitor for optimal performance

Working Principles

The REF43GS-REEL7 utilizes a bandgap voltage reference circuit to generate a stable output voltage. It compensates for temperature variations by using a combination of bipolar and CMOS technologies. The internal circuitry ensures low dropout voltage and low output noise.

Detailed Application Field Plans

The REF43GS-REEL7 is commonly used in the following applications:

1. Precision analog-to-digital converters (ADCs)
2. Digital-to-analog converters (DACs)
3. Voltage regulators
4. Battery-powered devices
5. Industrial control systems
6. Test and measurement equipment
7. Medical instruments

Detailed Alternative Models

1. REF5025AIDGKT: 2.5V Precision Voltage Reference, SOT-23-3 package
2. LT1021BCN8-10: 10V Precision Reference, DIP-8 package
3. MAX6126AASA25: 2.5V Ultra-High-Precision Voltage Reference, SOT-23-3 package
4. LM4040CIM3-2.5: 2.5V Precision Micropower Shunt Voltage Reference, SOT-23-3 package

These alternative models offer similar functionality and can be considered as substitutes for the REF43GS-REEL7 in various applications.

In conclusion, the REF43GS-REEL7 is a high-precision voltage reference IC with excellent stability and low noise characteristics. Its small package size and wide operating temperature range make it suitable for a variety of applications requiring accurate voltage references.