MAX6347XR46+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High precision, low dropout voltage, low quiescent current
• Package: SOT23-3
• Essence: Provides a stable and accurate voltage reference for various electronic applications
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Output Voltage: 4.6V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 200mV
• Quiescent Current: 45µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6347XR46+T has three pins in the SOT23-3 package:

1. VOUT: Output Voltage Pin
2. GND: Ground Pin
3. VIN: Input Voltage Pin

Functional Features

• High Precision: The MAX6347XR46+T provides a highly accurate output voltage of 4.6V 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 Quiescent Current: The device consumes only 45µA of current, making it suitable for battery-powered applications.
• Wide Operating Temperature Range: The MAX6347XR46+T can operate reliably in temperatures ranging from -40°C to +85°C.

Advantages and Disadvantages

Advantages: - High precision ensures accurate voltage references. - Low dropout voltage allows efficient operation in low voltage scenarios. - Low quiescent current makes it suitable for power-constrained applications. - Wide operating temperature range enables usage in various environments.

Disadvantages: - Limited output voltage options. - SOT23-3 package may not be suitable for all applications requiring a voltage reference.

Working Principles

The MAX6347XR46+T is based on a bandgap voltage reference circuit. It utilizes the temperature-dependent characteristics of semiconductor materials to generate a stable and accurate reference voltage. This voltage is then compared to an internal voltage divider network, resulting in a precise output voltage of 4.6V.

Detailed Application Field Plans

The MAX6347XR46+T can be used in various electronic applications that require a stable and accurate voltage reference. Some potential application fields include:

1. Power Management: The device can be used in power management circuits to provide a reliable voltage reference for voltage regulators and other power control components.
2. Analog-to-Digital Conversion: It can be utilized in analog-to-digital converters (ADCs) to ensure accurate conversion by providing a stable reference voltage.
3. Sensor Interface: The voltage reference can be employed in sensor interface circuits to maintain precise measurement accuracy.

Detailed and Complete Alternative Models

1. MAX6348XR46+T: Similar to the MAX6347XR46+T, but with an output voltage of 4.6V and an initial accuracy of ±0.25%.
2. MAX6350XR46+T: Offers an output voltage of 4.6V with an initial accuracy of ±0.1% and a low dropout voltage of 100mV.

These alternative models provide different levels of precision and performance while serving similar voltage reference purposes.

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