VN771K13TR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High voltage, low current consumption
• Package: SOT-23
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 1.2V to 37V
• Maximum Output Current: 500mA
• Dropout Voltage: 1.3V at 500mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The VN771K13TR IC has the following pin configuration:

• Pin 1: Vout (Output Voltage)
• Pin 2: GND (Ground)
• Pin 3: Vin (Input Voltage)

Functional Features

• Voltage Regulation: The VN771K13TR provides a stable output voltage regardless of input voltage fluctuations.
• Low Dropout Voltage: With a dropout voltage of only 1.3V at 500mA, it minimizes power dissipation and improves efficiency.
• Low Quiescent Current: The IC consumes only 75µA of current in standby mode, making it suitable for battery-powered applications.
• Thermal Shutdown Protection: It incorporates thermal shutdown protection to prevent damage due to excessive heat.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications. - Compact SOT-23 package enables space-saving designs. - Low quiescent current prolongs battery life. - Thermal shutdown protection ensures device safety.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - Dropout voltage may affect performance in low voltage scenarios.

Working Principles

The VN771K13TR is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The VN771K13TR is commonly used in various applications, including but not limited to: - Battery-powered devices - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• LM317: Adjustable Voltage Regulator
• LT1084: Low Dropout Positive Fixed Voltage Regulator
• TPS7A4700: Ultra-Low Noise Linear Regulator
• LM1117: Low Dropout Linear Regulator
• L78xx: Series of Fixed Voltage Regulators

These alternative models offer similar functionality and can be considered as substitutes for the VN771K13TR depending on specific requirements.

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