MAX6862UK43+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High precision, low dropout voltage, low temperature coefficient
• Package: SOT-23-3
• Essence: Provides a stable reference voltage for various electronic applications
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Output Voltage: 4.3V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 200mV
• Supply Voltage Range: 2.7V to 5.5V
• Quiescent Current: 45µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6862UK43+T has three pins in the SOT-23-3 package:

1. VOUT: Output Voltage Pin (4.3V)
2. GND: Ground Pin
3. VIN: Input Voltage Pin

Functional Features

• High Precision: The MAX6862UK43+T provides a highly accurate output voltage of 4.3V with an initial accuracy of ±0.5%.
• Low Dropout Voltage: With a dropout voltage of only 200mV, this voltage reference can operate efficiently even when the input voltage is close to the output voltage.
• Low Temperature Coefficient: The temperature coefficient of 50ppm/°C ensures that the output voltage remains stable over a wide temperature range.
• Low Quiescent Current: The quiescent current of 45µA minimizes power consumption, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - High precision and stability - Low dropout voltage allows for efficient operation - Wide operating temperature range - Low quiescent current for power-saving applications

Disadvantages: - Limited output voltage options (only 4.3V) - SOT-23-3 package may not be suitable for all applications requiring a voltage reference

Working Principles

The MAX6862UK43+T is a bandgap voltage reference IC that generates a stable output voltage of 4.3V. It utilizes a bandgap voltage reference circuit, which compensates for temperature variations to provide a consistent output voltage. The input voltage (VIN) is regulated and converted into a precise output voltage (VOUT) with low dropout voltage.

Detailed Application Field Plans

The MAX6862UK43+T can be used in various electronic applications that require a stable reference voltage. Some potential application fields include:

1. Power Management: Voltage references are essential in power management circuits to ensure accurate voltage regulation.
2. Analog-to-Digital Converters (ADCs): ADCs often require a stable reference voltage for accurate analog signal conversion.
3. Sensor Calibration: Many sensors rely on a precise reference voltage to calibrate their measurements.
4. Battery-Powered Devices: The low quiescent current of the MAX6862UK43+T makes it suitable for energy-efficient portable devices.

Detailed and Complete Alternative Models

1. MAX6037AAUR50+: This voltage reference offers an output voltage of 5.0V and similar characteristics to the MAX6862UK43+T.
2. LT1461ACS8-5: This IC provides a 5.0V output voltage with high precision and low temperature coefficient.
3. REF3030AIDBZR: With an output voltage of 4.096V, this voltage reference offers excellent accuracy and low dropout voltage.

(Note: These alternative models are provided as examples and may have different specifications and package options.)

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