MAX6381LT18D3+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: Low Dropout, Precision, Low Quiescent Current
• Package: SOT-23-3
• Essence: Provides a stable voltage reference for various applications
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Output Voltage: 1.8V
• Input Voltage Range: 2.5V to 11V
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 45µA
• Temperature Coefficient: ±50ppm/°C
• Line Regulation: ±0.05%
• Load Regulation: ±0.05%

Pin Configuration

The MAX6381LT18D3+T has three pins arranged as follows:

```

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| | --+----+-- | | 1| |3 |____| | | | | GND VOUT ```

Pin 1: Ground (GND) Pin 2: Not Connected (NC) Pin 3: Output Voltage (VOUT)

Functional Features

• Low dropout voltage ensures efficient operation even with low input voltages.
• Precision output voltage provides accurate reference for various applications.
• Low quiescent current minimizes power consumption.
• Wide input voltage range allows flexibility in different power supply configurations.

Advantages

• Stable and precise output voltage reference.
• Low dropout voltage enables efficient operation.
• Low quiescent current reduces power consumption.
• Small package size allows for space-saving designs.
• Wide input voltage range provides versatility in different applications.

Disadvantages

• Limited output voltage options.
• Not suitable for high current applications.
• Sensitivity to temperature changes may require additional compensation circuitry.

Working Principles

The MAX6381LT18D3+T is a voltage reference IC that generates a stable output voltage of 1.8V. It operates by comparing the input voltage with an internal reference voltage and adjusting the output accordingly. The low dropout voltage ensures efficient operation even when the input voltage is close to the desired output voltage. The precision output voltage is maintained over a wide range of operating conditions, providing accurate reference for various applications.

Detailed Application Field Plans

The MAX6381LT18D3+T can be used in a variety of applications, including:

1. Battery-powered devices: Provides a stable voltage reference for low-power electronic devices such as portable sensors and wearables.
2. Industrial control systems: Ensures precise voltage reference for analog-to-digital converters (ADCs) and digital-to-analog converters (DACs) in industrial automation systems.
3. Communication equipment: Maintains accurate voltage reference for signal processing circuits in telecommunication devices.
4. Automotive electronics: Provides stable voltage reference for automotive sensors and control modules.
5. Medical devices: Ensures precise voltage reference for medical instruments and diagnostic equipment.

Detailed and Complete Alternative Models

1. LM4040CIM3-1.8/NOPB: Low Dropout Voltage Reference, SOT-23-3 package, 1.8V output voltage.
2. LT1236ACS8-1.8#PBF: Precision Voltage Reference, SOIC-8 package, 1.8V output voltage.
3. REF3030AIDBZT: Low Dropout Voltage Reference, SOT-23-3 package, 1.8V output voltage.

These alternative models offer similar functionality and specifications to the MAX6381LT18D3+T and can be considered as alternatives based on specific application requirements.

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