REF43GS-REEL

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-REEL is a voltage reference IC that provides a stable and accurate voltage output for various electronic applications.

Packaging/Quantity: The REF43GS-REEL is available in tape and reel packaging, with 3000 units per reel.

Specifications

• Output Voltage Range: 2.5V to 5.0V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 10ppm/°C
• Dropout Voltage: 75mV
• Output Noise: 4µVrms
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The REF43GS-REEL has three pins arranged as follows:

```

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| | --| VOUT |-- --| GND |-- --| VIN |-- |_______| ```

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 clean and accurate voltage reference signal

Advantages and Disadvantages

Advantages: - High accuracy and stability - Low temperature coefficient - Wide operating temperature range - Small package size - Low power consumption

Disadvantages: - Limited output current capability - Requires external decoupling capacitors for optimal performance

Working Principles

The REF43GS-REEL utilizes a bandgap voltage reference circuit to generate a stable and precise output voltage. It compensates for temperature variations by employing a proportional-to-absolute-temperature (PTAT) current generator and a negative temperature coefficient (NTC) resistor. This ensures that the output voltage remains constant over a wide temperature range.

Detailed Application Field Plans

The REF43GS-REEL is commonly used in various electronic systems where a stable and accurate voltage reference is required. Some of its typical applications include:

1. Analog-to-Digital Converters (ADCs)
2. Digital-to-Analog Converters (DACs)
3. Voltage regulators
4. Precision instrumentation
5. Sensor calibration
6. Battery management systems
7. Test and measurement equipment

Detailed and Complete Alternative Models

1. REF102AP - Precision Voltage Reference, 10V Output, TO-99 package
2. LM4040AIM3-2.5/NOPB - Precision Micropower Shunt Voltage Reference, SOT-23 package
3. MAX6190AESA+ - Low-Power, Low-Drift, Precision Voltage Reference, SOIC-8 package
4. LT6654BIS6-2.5#PBF - Precision Voltage Reference, SOT-23-6 package
5. ADR421ARZ-REEL7 - High Precision Micropower Voltage Reference, SOIC-8 package

These alternative models offer similar functionality and performance to the REF43GS-REEL, providing options for different package sizes and voltage outputs.

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