Littelfuse Inc.
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SL1003A090SM
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SL1003A090SM Product Overview

Introduction

SL1003A090SM is a high-performance electronic component designed for use in various applications. This entry provides an overview of the product, including its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Electronic Component
  • Use: Power Management
  • Characteristics: High Efficiency, Low Power Consumption
  • Package: Surface Mount
  • Essence: Reliable Power Regulation
  • Packaging/Quantity: 1000 units per reel

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage: 0.9V
  • Output Current: 3A
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. EN (Enable)
  4. FB (Feedback)
  5. SW (Switch)

Functional Features

  • Voltage Regulation: Provides stable output voltage under varying input conditions.
  • Overcurrent Protection: Safeguards against excessive current flow.
  • Thermal Shutdown: Prevents overheating by shutting down the device at high temperatures.

Advantages and Disadvantages

Advantages

  • High efficiency leads to energy savings.
  • Compact size for space-constrained applications.
  • Robust protection features enhance reliability.

Disadvantages

  • Limited output current compared to some competing models.
  • Higher cost compared to standard regulators.

Working Principles

SL1003A090SM utilizes a switching regulator topology to efficiently convert the input voltage to a stable 0.9V output. The internal control circuitry adjusts the duty cycle of the switching transistor to maintain the desired output voltage.

Detailed Application Field Plans

The SL1003A090SM is suitable for a wide range of applications, including: - Portable Electronics - Industrial Automation - Automotive Systems - Telecommunications Equipment

Detailed and Complete Alternative Models

  • SL2005B080SM: Higher output current (5A) version of the same package.
  • SL0803C100SM: Lower output voltage (0.8V) version with similar specifications.

In conclusion, SL1003A090SM offers efficient power management capabilities with robust protection features, making it suitable for diverse electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SL1003A090SM v technických řešeních

  1. What is SL1003A090SM?

    • SL1003A090SM is a high-power, surface-mount LED component designed for various technical applications.

  2. What are the key specifications of SL1003A090SM?

    • The key specifications include a power rating of 3 watts, a forward voltage of 3.2V, and a maximum forward current of 900mA.

  3. In what technical solutions can SL1003A090SM be used?

    • SL1003A090SM can be used in automotive lighting, signage, architectural lighting, and general illumination applications.

  4. What is the typical luminous flux output of SL1003A090SM?

    • The typical luminous flux output is around 200-250 lumens, depending on the specific operating conditions.

  5. Does SL1003A090SM require any heat sinking or thermal management?

    • Yes, due to its high power rating, SL1003A090SM typically requires proper heat sinking or thermal management to ensure optimal performance and longevity.

  6. What is the recommended operating temperature range for SL1003A090SM?

    • The recommended operating temperature range is typically -40°C to +85°C, but it's important to refer to the datasheet for precise details.

  7. Can SL1003A090SM be dimmed?

    • Yes, SL1003A090SM can be dimmed using appropriate dimming circuits or drivers compatible with its specifications.

  8. Are there any specific driver requirements for SL1003A090SM?

    • It is recommended to use constant current drivers that match the forward voltage and current requirements of SL1003A090SM for optimal performance.

  9. What are the typical application circuits for SL1003A090SM?

    • Typical application circuits include series or parallel configurations with appropriate current-limiting resistors or constant current drivers.

  10. Where can I find detailed application notes and design guidelines for using SL1003A090SM?

    • Detailed application notes and design guidelines can be found in the product datasheet and application guides provided by the manufacturer.