MAX6865UK19D6L+T

Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: Low Dropout, Precision, Low Noise
• Package: SOT-23-6
• Essence: Provides a stable and accurate voltage reference for various electronic applications
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Output Voltage: 1.9V
• Initial Accuracy: ±0.2%
• Temperature Coefficient: ±50ppm/°C
• Dropout Voltage: 200mV at 10mA
• Supply Voltage Range: 2.7V to 5.5V
• Quiescent Current: 60µA
• Line Regulation: 0.02%/V
• Load Regulation: 0.05%/mA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The MAX6865UK19D6L+T has a total of six pins arranged as follows:

```

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| | --| VOUT GND|-- --| VIN NC |-- --| SHDN NC |-- |___________| ```

• VOUT: Output Voltage
• GND: Ground
• VIN: Input Voltage
• SHDN: Shutdown Control
• NC: No Connection

Functional Features

1. Low Dropout: The MAX6865UK19D6L+T exhibits a low dropout voltage of only 200mV at 10mA, ensuring efficient power conversion.
2. Precision: With an initial accuracy of ±0.2%, this voltage reference provides precise and reliable output voltage.
3. Low Noise: The device is designed to minimize noise interference, resulting in clean and stable output signals.

Advantages and Disadvantages

Advantages

• High precision and accuracy
• Low dropout voltage
• Low noise output
• Wide operating temperature range
• Small package size for space-constrained applications

Disadvantages

• Limited output voltage options (fixed at 1.9V)
• Not suitable for high current applications

Working Principles

The MAX6865UK19D6L+T is a shunt voltage reference IC that generates a stable and accurate output voltage of 1.9V. It operates by comparing the input voltage (VIN) with an internal voltage reference. The device adjusts its internal circuitry to maintain a constant output voltage regardless of changes in the input voltage or load conditions.

Detailed Application Field Plans

The MAX6865UK19D6L+T finds applications in various electronic systems where a precise and stable voltage reference is required. Some potential application fields include:

1. Battery-Powered Devices: The low dropout voltage and low quiescent current make it suitable for portable devices with limited power supply.
2. Sensor Calibration: The high precision and accuracy of the MAX6865UK19D6L+T make it ideal for calibrating sensors that rely on accurate voltage references.
3. Analog-to-Digital Converters (ADC): This voltage reference can be used as a reference voltage source for ADCs, ensuring accurate conversion of analog signals.

Detailed and Complete Alternative Models

1. MAX6865UK18D6L+T: Output voltage of 1.8V, otherwise similar specifications.
2. MAX6865UK20D6L+T: Output voltage of 2.0V, otherwise similar specifications.
3. MAX6865UK25D6L+T: Output voltage of 2.5V, otherwise similar specifications.

These alternative models provide different output voltage options while maintaining similar characteristics and performance to the MAX6865UK19D6L+T.

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