MAX6339IUT+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage Reference

Characteristics: - Low Dropout Voltage - High Accuracy - Low Quiescent Current - Adjustable Output Voltage - Small Package Size

Package: SOT-23-3

Essence: The MAX6339IUT+ is a voltage reference IC that provides a stable and accurate output voltage for various electronic applications.

Packaging/Quantity: The MAX6339IUT+ is available in tape and reel packaging, with 3000 units per reel.

Specifications

• Output Voltage Range: 1.25V to 5.5V
• Dropout Voltage: 120mV at 100mA
• Initial Accuracy: ±0.5%
• Quiescent Current: 45µA
• Temperature Coefficient: 50ppm/°C

Pin Configuration

The MAX6339IUT+ has three pins arranged as follows:

```

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

Functional Features

1. Low Dropout Voltage: The MAX6339IUT+ exhibits a low dropout voltage of only 120mV at 100mA, ensuring efficient power conversion.

2. High Accuracy: With an initial accuracy of ±0.5%, the voltage reference provides precise and reliable output voltage.

3. Low Quiescent Current: The IC operates with a low quiescent current of 45µA, minimizing power consumption.

4. Adjustable Output Voltage: The output voltage can be adjusted within the range of 1.25V to 5.5V, offering flexibility for different applications.

5. Small Package Size: The SOT-23-3 package allows for compact and space-saving designs.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient power conversion. - High accuracy provides precise output voltage. - Low quiescent current minimizes power consumption. - Adjustable output voltage offers flexibility. - Small package size enables compact designs.

Disadvantages: - Limited output voltage range (1.25V to 5.5V).

Working Principles

The MAX6339IUT+ utilizes a bandgap reference circuit to generate a stable output voltage. It compares the voltage across a temperature-dependent resistor with a fixed voltage reference, compensating for temperature variations. This ensures that the output voltage remains constant over a wide temperature range.

Detailed Application Field Plans

The MAX6339IUT+ is commonly used in various electronic applications, including: 1. Battery-powered devices 2. Portable audio players 3. Mobile phones 4. Digital cameras 5. Voltage regulators 6. Power management systems

Detailed and Complete Alternative Models

1. LT1236ACS8-5: Voltage Reference, 5V Output, ±0.05% Accuracy, TO-92 Package
2. LM4040DIM3-2.5: Precision Micropower Shunt Voltage Reference, 2.5V Output, ±0.1% Accuracy, SOT-23-3 Package
3. REF3030AIDBZT: Low Dropout Voltage Reference, 3V Output, ±0.2% Accuracy, SOT-23-3 Package
4. ADR3412ARMZ: Ultralow Noise, High PSRR, Low Dropout Voltage Reference, 1.2V Output, ±0.04% Accuracy, MSOP-8 Package
5. MAX6190AESA+: Precision Micropower Voltage Reference, 2.048V Output, ±0.1% Accuracy, SOIC-8 Package

These alternative models offer similar functionality and can be used as substitutes for the MAX6339IUT+ in various applications.

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