1N4479 BK

Product Overview

Use

It is commonly used in electronic circuits for rectification and voltage regulation.

Characteristics

Forward Voltage: 0.7V
Reverse Voltage: 20V
Current Rating: 1A
Fast Switching Speed

Package

The 1N4479 BK is typically available in a DO-41 package.

Packaging/Quantity

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

Specifications

Type: Silicon Rectifier Diode
Maximum Forward Voltage Drop: 1V
Maximum Reverse Voltage: 20V
Maximum Average Forward Current: 1A
Operating Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The 1N4479 BK has two pins, anode (A) and cathode (K), with the anode being the positive terminal and the cathode being the negative terminal.

Functional Features

High current capability
Fast switching speed
Low forward voltage drop

Advantages

Efficient rectification of AC signals
Fast response time
Compact size

Disadvantages

Limited reverse voltage tolerance
Susceptible to thermal runaway at high currents

Working Principles

The 1N4479 BK operates on the principle of allowing current to flow in one direction while blocking it in the opposite direction, enabling it to function as a rectifier in electronic circuits.

Detailed Application Field Plans

The 1N4479 BK finds applications in: - Power supplies - Voltage regulators - Signal demodulation circuits - Overvoltage protection circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N4479 BK include: - 1N4001 - 1N4148 - 1N5819 - 1N5408

In conclusion, the 1N4479 BK is a versatile diode with applications in various electronic circuits, offering efficient rectification and voltage regulation capabilities.

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What is the 1N4479 BK diode used for?
- The 1N4479 BK diode is commonly used for general-purpose rectification and power applications.
What is the maximum forward voltage of the 1N4479 BK diode?
- The maximum forward voltage of the 1N4479 BK diode is typically around 1V at a forward current of 3A.
What is the reverse recovery time of the 1N4479 BK diode?
- The reverse recovery time of the 1N4479 BK diode is in the range of tens of nanoseconds, making it suitable for high-speed switching applications.
Can the 1N4479 BK diode handle high currents?
- Yes, the 1N4479 BK diode is capable of handling high currents, typically up to 3A.
Is the 1N4479 BK diode suitable for use in automotive applications?
- Yes, the 1N4479 BK diode is often used in automotive electronics due to its rugged construction and reliability.
What is the maximum reverse voltage rating of the 1N4479 BK diode?
- The 1N4479 BK diode has a maximum reverse voltage rating of 1000V, making it suitable for medium-power applications.
Can the 1N4479 BK diode be used in flyback converter circuits?
- Yes, the 1N4479 BK diode is commonly used in flyback converter circuits due to its fast recovery time and high voltage rating.
Does the 1N4479 BK diode require a heatsink for high-power applications?
- Yes, for high-power applications, it is recommended to use a heatsink to dissipate heat and ensure reliable operation of the diode.
What are the typical operating temperatures for the 1N4479 BK diode?
- The 1N4479 BK diode can typically operate within a temperature range of -65°C to 175°C, making it suitable for a wide range of environments.
Is the 1N4479 BK diode RoHS compliant?
- Yes, the 1N4479 BK diode is RoHS compliant, meeting environmental standards for lead-free manufacturing.