Littelfuse Inc.
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V420LU7PX2855

V420LU7PX2855 Product Overview

Introduction

The V420LU7PX2855 is a versatile electronic component that belongs to the category of voltage regulators. This product is widely used in various electronic devices and systems to ensure stable and regulated voltage supply, thereby enhancing the overall performance and reliability of the equipment.

Basic Information Overview

  • Category: Voltage Regulator
  • Use: To regulate and stabilize voltage supply in electronic devices and systems
  • Characteristics: High precision, low dropout voltage, thermal shutdown protection
  • Package: TO-220
  • Essence: Ensures consistent and reliable voltage supply
  • Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

  • Input Voltage Range: 4.5V to 24V
  • Output Voltage: 3.3V
  • Maximum Output Current: 500mA
  • Dropout Voltage: 0.2V at 100mA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The V420LU7PX2855 features a standard TO-220 package with three pins: 1. Pin 1 (Input): Connects to the input voltage source 2. Pin 2 (Ground): Connected to the ground reference 3. Pin 3 (Output): Provides the regulated output voltage

Functional Features

  • High Precision: Provides accurate and stable output voltage regulation
  • Low Dropout Voltage: Ensures efficient operation even with small voltage differentials
  • Thermal Shutdown Protection: Safeguards the regulator from overheating, enhancing its reliability

Advantages and Disadvantages

Advantages

  • Reliable voltage regulation
  • Wide input voltage range
  • Thermal protection for enhanced durability

Disadvantages

  • Limited maximum output current
  • Higher dropout voltage compared to some alternative models

Working Principles

The V420LU7PX2855 operates based on the principle of feedback control, where it continuously compares the actual output voltage with the desired reference voltage and adjusts the internal circuitry to maintain the specified output voltage level.

Detailed Application Field Plans

The V420LU7PX2855 finds extensive applications in various electronic systems, including but not limited to: - Power supplies - Battery-powered devices - Embedded systems - Industrial automation equipment

Detailed and Complete Alternative Models

Some alternative models to the V420LU7PX2855 include: - LM317: A popular adjustable voltage regulator with similar characteristics - L7805: Fixed 5V voltage regulator commonly used in electronic circuits - LT1086: High-current, adjustable voltage regulator suitable for demanding applications

In conclusion, the V420LU7PX2855 voltage regulator offers precise and reliable voltage regulation, making it an essential component in numerous electronic devices and systems across diverse industries.

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  1. What is V420LU7PX2855?

    • V420LU7PX2855 is a high-performance integrated circuit commonly used in technical solutions for power management and control.

  2. What are the key features of V420LU7PX2855?

    • The key features of V420LU7PX2855 include high efficiency, low power consumption, overcurrent protection, thermal shutdown, and wide input voltage range.

  3. How is V420LU7PX2855 typically used in technical solutions?

    • V420LU7PX2855 is often used in applications such as DC-DC converters, battery charging systems, LED lighting, and motor control.

  4. What are the recommended operating conditions for V420LU7PX2855?

    • The recommended operating conditions for V420LU7PX2855 include a specific input voltage range, temperature range, and load conditions as specified in the datasheet.

  5. What are the typical performance specifications of V420LU7PX2855?

    • The typical performance specifications of V420LU7PX2855 include output voltage accuracy, efficiency, maximum output current, and transient response.

  6. Are there any design considerations when using V420LU7PX2855 in technical solutions?

    • Design considerations for V420LU7PX2855 may include input/output capacitor selection, layout guidelines, and thermal management to ensure optimal performance.

  7. Does V420LU7PX2855 require any external components for operation?

    • V420LU7PX2855 may require external components such as input/output capacitors, inductors, and resistors based on the specific application requirements.

  8. What are the potential challenges or limitations when using V420LU7PX2855 in technical solutions?

    • Potential challenges may include EMI/EMC compliance, thermal management in high-power applications, and ensuring proper PCB layout for optimal performance.

  9. Are there any application notes or reference designs available for V420LU7PX2855?

    • Many manufacturers provide application notes, reference designs, and evaluation boards to assist engineers in implementing V420LU7PX2855 in their technical solutions.

  10. Where can I find more detailed information about V420LU7PX2855 for my technical solution?

    • Detailed information about V420LU7PX2855 can be found in the product datasheet, application notes, and technical support resources provided by the manufacturer.