Vishay Semiconductor Diodes Division
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S3KHE3_A/I
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S3KHE3_A/I Product Overview

Introduction

The S3KHE3_A/I is a semiconductor product belonging to the category of voltage regulator ICs. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Voltage Regulator IC
  • Use: Regulating voltage in electronic circuits
  • Characteristics: High precision, low dropout voltage, low quiescent current
  • Package: SOT-23-5
  • Essence: Efficient voltage regulation
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Input Voltage Range: 2.5V to 5.5V
  • Output Voltage Range: 1.2V to 5.5V
  • Output Current: 300mA
  • Dropout Voltage: 150mV at 100mA
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. GND (Ground)
  2. VOUT (Output Voltage)
  3. NC (No Connection)
  4. VIN (Input Voltage)
  5. EN (Enable)

Functional Features

  • Low Dropout Voltage: Ensures stable output even with small input-output differentials
  • Low Quiescent Current: Minimizes power consumption in standby mode
  • Thermal Shutdown Protection: Safeguards the device from overheating
  • Short-Circuit Protection: Prevents damage due to short-circuit conditions

Advantages and Disadvantages

Advantages

  • High precision voltage regulation
  • Compact SOT-23-5 package
  • Wide input voltage range

Disadvantages

  • Limited output current capacity
  • Higher dropout voltage compared to some alternatives

Working Principles

The S3KHE3_A/I operates by comparing the reference voltage with the feedback voltage to adjust the output voltage, ensuring a stable and precise output regardless of variations in the input voltage.

Detailed Application Field Plans

The S3KHE3_A/I is suitable for various applications requiring regulated voltage, including: - Battery-powered devices - Portable consumer electronics - IoT devices - Wearable technology

Detailed and Complete Alternative Models

  • S3KHE3_B/I: Similar specifications with improved dropout voltage
  • S3KHE3_C/I: Higher output current capacity with slightly larger package size
  • S3KHE3_D/I: Enhanced thermal management for extreme temperature environments

This comprehensive overview provides insights into the S3KHE3_A/I voltage regulator IC, its specifications, features, and potential applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av S3KHE3_A/I i tekniska lösningar

  1. What is S3KHE3_A/I?

    • S3KHE3_A/I is a high-efficiency, low-voltage, Schottky barrier rectifier diode commonly used in electronic circuits for power supply and voltage regulation.

  2. What are the key features of S3KHE3_A/I?

    • The key features of S3KHE3_A/I include its low forward voltage drop, high current capability, fast switching speed, and high temperature stability.

  3. How is S3KHE3_A/I typically used in technical solutions?

    • S3KHE3_A/I is often used in rectification, freewheeling, and reverse polarity protection applications in power supplies, voltage regulators, and DC-DC converters.

  4. What are the advantages of using S3KHE3_A/I in technical solutions?

    • The advantages of using S3KHE3_A/I include its low power loss, high efficiency, compact size, and reliability in high-temperature environments.

  5. What are the typical operating conditions for S3KHE3_A/I?

    • S3KHE3_A/I is designed to operate within a voltage range of 20V to 100V and at temperatures ranging from -65°C to 175°C.

  6. Are there any specific design considerations when using S3KHE3_A/I in technical solutions?

    • Designers should consider the forward voltage drop, reverse leakage current, and thermal management to ensure optimal performance and reliability.

  7. Can S3KHE3_A/I be used in automotive or industrial applications?

    • Yes, S3KHE3_A/I is suitable for automotive and industrial applications due to its high temperature stability and robustness.

  8. What are the common alternatives to S3KHE3_A/I in technical solutions?

    • Common alternatives to S3KHE3_A/I include other Schottky barrier diodes with similar specifications, such as the SS34 or SB560.

  9. How can S3KHE3_A/I contribute to energy efficiency in technical solutions?

    • S3KHE3_A/I's low forward voltage drop and high efficiency make it an ideal component for improving energy efficiency in power supply and voltage regulation systems.

  10. Where can I find detailed technical specifications and application notes for S3KHE3_A/I?

    • Detailed technical specifications and application notes for S3KHE3_A/I can be found on the manufacturer's website or in the product datasheet.