1N4947GP-E3/54

Product Overview

Use

It is commonly used in rectification and voltage regulation applications.

Characteristics

Forward Voltage: 1.0V
Reverse Voltage: 1000V
Current Rating: 1A
Fast Switching Speed

Package

The 1N4947GP-E3/54 is typically available in a DO-41 package.

Essence

This diode serves as a crucial component in electronic circuits, allowing the flow of current in one direction while blocking it in the opposite direction.

Packaging/Quantity

It is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

Manufacturer: Vishay Semiconductor
Part Number: 1N4947GP-E3/54
Maximum Reverse Voltage: 1000V
Maximum Forward Voltage: 1.0V
Maximum Average Rectified Current: 1A
Package Type: DO-41

Detailed Pin Configuration

The 1N4947GP-E3/54 diode has two pins, anode, and cathode. The anode is connected to the positive side of the circuit, while the cathode is connected to the negative side.

Functional Features

High reverse voltage capability
Fast switching speed
Low forward voltage drop

Advantages

Suitable for high voltage applications
Fast response time
Low power dissipation

Disadvantages

Limited current handling capacity compared to higher-rated diodes
Higher forward voltage drop compared to Schottky diodes

Working Principles

The 1N4947GP-E3/54 operates based on the principle of creating a depletion region within the diode when reverse-biased, preventing the flow of current. When forward-biased, it allows current to pass through with minimal resistance.

Detailed Application Field Plans

This diode is widely used in: - Power supply circuits - Voltage regulation circuits - Rectification circuits - Inverter circuits

Detailed and Complete Alternative Models

1N4007: Similar characteristics but with a higher current rating
1N5408: Higher current and voltage ratings compared to 1N4947GP-E3/54
1N5819: Schottky diode with lower forward voltage drop

In conclusion, the 1N4947GP-E3/54 diode from Vishay Semiconductor is a reliable component for rectification and voltage regulation applications, offering high reverse voltage capability, fast switching speed, and low forward voltage drop. While it may have limitations in current handling capacity, it remains a popular choice in various electronic circuits.

技術ソリューションにおける 1N4947GP-E3/54 の適用に関連する 10 件の一般的な質問と回答をリストします。

What is the 1N4947GP-E3/54 diode used for?
- The 1N4947GP-E3/54 diode is commonly used in rectification and freewheeling applications in power supplies, inverters, and other electronic circuits.
What is the maximum forward voltage drop of the 1N4947GP-E3/54 diode?
- The maximum forward voltage drop of the 1N4947GP-E3/54 diode is typically around 1.1 volts at a forward current of 3.0 A.
What is the reverse recovery time of the 1N4947GP-E3/54 diode?
- The reverse recovery time of the 1N4947GP-E3/54 diode is typically around 50 nanoseconds.
Can the 1N4947GP-E3/54 diode handle high currents?
- Yes, the 1N4947GP-E3/54 diode is capable of handling high forward currents up to 3.0 A.
Is the 1N4947GP-E3/54 diode suitable for high-frequency applications?
- While it can be used in some high-frequency applications, the 1N4947GP-E3/54 diode is more commonly used in medium to low-frequency circuits due to its reverse recovery time.
What is the maximum junction temperature of the 1N4947GP-E3/54 diode?
- The maximum junction temperature of the 1N4947GP-E3/54 diode is typically around 175°C.
Does the 1N4947GP-E3/54 diode require a heatsink?
- Whether a heatsink is required depends on the specific application and the amount of power dissipation. In high-power applications, a heatsink may be necessary.
Can the 1N4947GP-E3/54 diode be used in automotive applications?
- Yes, the 1N4947GP-E3/54 diode is suitable for use in automotive electronics, provided it meets the necessary specifications and requirements.
What are the typical packaging options for the 1N4947GP-E3/54 diode?
- The 1N4947GP-E3/54 diode is commonly available in axial-lead and surface-mount packages.
Are there any common failure modes associated with the 1N4947GP-E3/54 diode?
- Common failure modes include thermal overstress, excessive reverse voltage, and excessive forward current. Proper design and operating conditions can help mitigate these risks.