Littelfuse Inc.
Bild kan vara representation.
Se specifikationer för produktinformation.
V140SM7
Visa detalj Datablad

V140SM7 Product Overview

Introduction

The V140SM7 is a versatile electronic component that belongs to the category of voltage regulators. This device is commonly used in various electronic applications to regulate and stabilize voltage levels, ensuring consistent and reliable performance of connected circuits and components.

Basic Information Overview

  • Category: Voltage Regulator
  • Use: Stabilizing and regulating voltage levels in electronic circuits
  • Characteristics: High precision, low dropout voltage, thermal shutdown protection
  • Package: SOT-223
  • Essence: Regulating voltage for consistent performance
  • Packaging/Quantity: Typically available in reels of 2500 units

Specifications

The V140SM7 voltage regulator features the following specifications: - Input Voltage Range: 4.5V to 40V - Output Voltage Range: 1.25V to 37V - Maximum Output Current: 1.5A - Dropout Voltage: 1.5V at 1A - Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The V140SM7 voltage regulator has a standard SOT-223 package with the following pin configuration: 1. Input (VIN) 2. Ground (GND) 3. Output (VOUT)

Functional Features

  • High Precision: Provides accurate and stable output voltage regulation
  • Low Dropout Voltage: Ensures efficient operation even when input voltage is close to the output voltage
  • Thermal Shutdown Protection: Safeguards the device from overheating, enhancing reliability

Advantages and Disadvantages

Advantages

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

Disadvantages

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

Working Principles

The V140SM7 operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a constant output voltage, regardless of changes in input voltage or load conditions. The device utilizes internal circuitry to monitor temperature and protect against overheating.

Detailed Application Field Plans

The V140SM7 is widely used in various electronic applications, including: - Power supplies - Battery-powered devices - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the V140SM7 include: - LM317: A popular adjustable linear voltage regulator - L7805: Fixed 5V voltage regulator - LM1117: Low dropout voltage regulator

In conclusion, the V140SM7 voltage regulator offers precise and reliable voltage regulation for a wide range of electronic applications, making it an essential component in modern electronic design and manufacturing.

Word Count: 410

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av V140SM7 i tekniska lösningar

Sure, here are 10 common questions and answers related to the application of V140SM7 in technical solutions:

  1. What is V140SM7?

    • V140SM7 is a high-performance adhesive sealant designed for use in technical applications requiring strong adhesion and resistance to harsh environments.

  2. What are the key features of V140SM7?

    • V140SM7 offers excellent adhesion to a wide range of substrates, high temperature resistance, and superior weathering performance.

  3. In what technical applications can V140SM7 be used?

    • V140SM7 is commonly used in automotive assembly, electronic component sealing, and industrial equipment bonding.

  4. How does V140SM7 perform in high-temperature environments?

    • V140SM7 is formulated to withstand continuous exposure to high temperatures, making it suitable for applications where heat resistance is critical.

  5. Is V140SM7 suitable for outdoor use?

    • Yes, V140SM7 provides excellent weathering performance, making it suitable for outdoor applications such as construction and infrastructure projects.

  6. Can V140SM7 be painted over?

    • Yes, V140SM7 can be painted over once it has fully cured, allowing for seamless integration into finished products.

  7. What is the shelf life of V140SM7?

    • When stored in its original unopened packaging, V140SM7 typically has a shelf life of 12 months from the date of manufacture.

  8. Does V140SM7 require special surface preparation before application?

    • For optimal adhesion, surfaces should be clean, dry, and free of any contaminants or loose particles before applying V140SM7.

  9. Can V140SM7 be used for bonding dissimilar materials?

    • Yes, V140SM7 is suitable for bonding a wide range of materials, including metals, plastics, and composites.

  10. What are the recommended application methods for V140SM7?

    • V140SM7 can be applied using standard caulking guns, pneumatic dispensing equipment, or manual application tools, depending on the specific requirements of the project.