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1N4948-TP
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1N4948-TP: Diode Encyclopedia Entry

Introduction

The 1N4948-TP is a diode belonging to the semiconductor category. 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: Semiconductor
  • Use: Rectification of alternating current (AC) to direct current (DC)
  • Characteristics: High current capability, low forward voltage drop
  • Package: DO-41
  • Essence: Rectifier diode
  • Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

  • Maximum Repetitive Peak Reverse Voltage: 1000V
  • Average Rectified Forward Current: 1A
  • Peak Surge Forward Current: 30A
  • Forward Voltage Drop: 1.0V at 1A
  • Reverse Recovery Time: 4ns

Detailed Pin Configuration

The 1N4948-TP diode has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Efficient rectification of AC to DC
  • Low forward voltage drop minimizes power loss
  • Fast reverse recovery time enhances switching performance

Advantages and Disadvantages

Advantages

  • High current capability
  • Low forward voltage drop
  • Fast reverse recovery time

Disadvantages

  • Relatively high peak surge forward current may limit certain applications
  • Limited maximum repetitive peak reverse voltage compared to some other diodes

Working Principles

The 1N4948-TP operates based on the principle of unidirectional conduction, allowing current flow in one direction while blocking it in the reverse direction. When forward biased, it conducts current with minimal voltage drop, facilitating efficient rectification.

Detailed Application Field Plans

The 1N4948-TP is commonly used in the following applications: - Power supplies - Battery chargers - Inverters - Switching power supplies - Rectifiers in electronic circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N4948-TP include: - 1N4007: Similar rectifier diode with higher voltage rating - 1N5819: Schottky diode with lower forward voltage drop - 1N5408: Higher current capability rectifier diode

In conclusion, the 1N4948-TP diode is a versatile semiconductor component widely used for rectification in various electronic applications, offering high current capability and low forward voltage drop. Its specifications, pin configuration, functional features, and application field plans make it a valuable component in electronic circuit design.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af 1N4948-TP i tekniske løsninger

Sure, here are 10 common questions and answers related to the application of 1N4948-TP:

  1. What is the maximum repetitive peak reverse voltage of 1N4948-TP?

    • The maximum repetitive peak reverse voltage of 1N4948-TP is 200 volts.

  2. What is the average forward current rating of 1N4948-TP?

    • The average forward current rating of 1N4948-TP is 1.0 ampere.

  3. Can 1N4948-TP be used in rectifier applications?

    • Yes, 1N4948-TP is commonly used in rectifier applications due to its high voltage capability.

  4. What is the typical junction capacitance of 1N4948-TP?

    • The typical junction capacitance of 1N4948-TP is 15 picofarads at 4.0 volts and 1 MHz.

  5. Is 1N4948-TP suitable for use in switching power supplies?

    • Yes, 1N4948-TP can be used in switching power supplies due to its fast recovery time.

  6. What is the maximum forward voltage drop of 1N4948-TP at 1.0 ampere?

    • The maximum forward voltage drop of 1N4948-TP at 1.0 ampere is 1.1 volts.

  7. Can 1N4948-TP withstand reverse avalanche breakdown?

    • No, 1N4948-TP is not designed to withstand reverse avalanche breakdown.

  8. What is the operating temperature range of 1N4948-TP?

    • The operating temperature range of 1N4948-TP is -65°C to +175°C.

  9. Is 1N4948-TP suitable for use in flyback diode applications?

    • Yes, 1N4948-TP is commonly used as a flyback diode due to its fast recovery time and high voltage capability.

  10. Can 1N4948-TP be used in automotive electronic systems?

    • Yes, 1N4948-TP can be used in automotive electronic systems where high voltage rectification is required.

I hope these questions and answers are helpful for your technical solutions! If you need further assistance, feel free to ask.