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SL15 4R008

SL15 4R008 Product Overview

Introduction

SL15 4R008 is a component belonging to the category of electronic resistors. This entry provides an overview of its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

  • Category: Electronic resistor
  • Use: Used to limit or control the flow of electric current in a circuit
  • Characteristics: High precision, low temperature coefficient, stable performance
  • Package: Standard resistor package
  • Essence: Precision resistance for electronic circuits
  • Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

  • Resistance Value: 4 ohms
  • Tolerance: ±1%
  • Power Rating: 15 watts
  • Temperature Coefficient: Low ppm/°C range

Detailed Pin Configuration

SL15 4R008 has two terminals for connection within an electronic circuit. The pin configuration follows the standard layout for power resistors.

Functional Features

  • High Precision: Provides accurate resistance value within specified tolerance
  • Low Temperature Coefficient: Minimal change in resistance with temperature variation
  • Stable Performance: Reliable operation under varying environmental conditions

Advantages and Disadvantages

Advantages

  • High precision
  • Low temperature coefficient
  • Stable performance

Disadvantages

  • Relatively high power dissipation compared to smaller resistors
  • Larger physical size compared to surface-mount resistors

Working Principles

SL15 4R008 operates based on the principle of converting electrical energy into heat. When current flows through the resistor, it dissipates power in the form of heat, thereby limiting the current in the circuit.

Detailed Application Field Plans

SL15 4R008 is commonly used in applications requiring precise current limiting or control, such as: - Power supply circuits - Amplifiers - Industrial control systems

Detailed and Complete Alternative Models

Alternative models that can be considered as substitutes for SL15 4R008 include: - SL10 4R007 (10-watt, 4-ohm resistor) - SL20 4R009 (20-watt, 4-ohm resistor) - SL15 5R008 (15-watt, 5-ohm resistor)

In conclusion, SL15 4R008 is a high-precision electronic resistor with a power rating of 15 watts and a resistance value of 4 ohms. Its stable performance and low temperature coefficient make it suitable for various electronic applications, particularly those requiring precise current control.

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  1. What is SL15 4R008?

    • SL15 4R008 is a high-performance solder paste commonly used in electronic assembly processes.
  2. What are the key features of SL15 4R008?

    • SL15 4R008 offers excellent wetting, low voiding, and good print transfer efficiency, making it suitable for demanding applications.
  3. What are the recommended reflow profiles for SL15 4R008?

    • The recommended reflow profiles for SL15 4R008 typically include a peak temperature of around 240-250°C with a time above liquidus (TAL) of 30-60 seconds.
  4. Is SL15 4R008 suitable for lead-free applications?

    • Yes, SL15 4R008 is formulated to meet the requirements of lead-free assembly processes.
  5. Does SL15 4R008 have a long shelf life?

    • Yes, when stored under proper conditions, SL15 4R008 has a relatively long shelf life, typically around 6-9 months.
  6. Can SL15 4R008 be used for fine-pitch components?

    • Yes, SL15 4R008 is designed to provide consistent and reliable soldering for fine-pitch components.
  7. What type of stencils are recommended for use with SL15 4R008?

    • Fine stainless steel or nickel stencils with good aperture definition are recommended for optimal printing performance with SL15 4R008.
  8. Are there any specific cleaning requirements for assemblies soldered with SL15 4R008?

    • Assemblies soldered with SL15 4R008 may require cleaning to remove flux residues, and the appropriate cleaning method should be selected based on the specific application and reliability requirements.
  9. What are the typical solder joint reliability characteristics of SL15 4R008?

    • SL15 4R008 is known for producing strong and reliable solder joints with good mechanical and thermal properties.
  10. Is SL15 4R008 compliant with industry standards and regulations?

    • Yes, SL15 4R008 is formulated to comply with relevant industry standards and regulations, ensuring its suitability for various technical solutions.