1N2981RB

Product Overview

Category:

The 1N2981RB is a semiconductor diode belonging to the category of rectifier diodes.

Use:

It is commonly used in electronic circuits for rectification purposes, converting alternating current (AC) to direct current (DC).

Characteristics:

Forward Voltage: 1V
Reverse Voltage: 100V
Current Rating: 1A
Fast switching speed
Low leakage current

Package:

The 1N2981RB is typically available in a DO-41 package.

Packaging/Quantity:

It is usually supplied in reels or tubes containing multiple units, with quantities varying based on manufacturer and supplier.

Specifications

Forward Voltage Drop: 1V
Reverse Voltage: 100V
Average Rectified Current: 1A
Maximum Surge Current: 30A
Operating Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The 1N2981RB has two pins, an anode and a cathode. The anode is connected to the positive terminal of the circuit, while the cathode is connected to the negative terminal.

Functional Features

The 1N2981RB functions as a rectifier diode, allowing current to flow in only one direction, from anode to cathode, when it is forward-biased.

Advantages and Disadvantages

Advantages

Fast switching speed
Low forward voltage drop
High surge current capability

Disadvantages

Relatively high reverse recovery time
Limited reverse voltage rating

Working Principles

When a positive voltage is applied to the anode with respect to the cathode, the diode conducts and allows current to flow. Conversely, when the voltage is reversed, the diode blocks the current flow.

Detailed Application Field Plans

The 1N2981RB is widely used in power supply circuits, battery chargers, and voltage regulation circuits due to its rectification capabilities and fast switching speed.

Detailed and Complete Alternative Models

Some alternative models to the 1N2981RB include: - 1N4001 - 1N5408 - 1N5819 - 1N4148

In conclusion, the 1N2981RB is a versatile rectifier diode with fast switching speed and low forward voltage drop, making it suitable for various electronic applications requiring efficient rectification and current control.

Word Count: 345

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N2981RB v technických řešeních

Sure, here are 10 common questions and answers related to the application of 1N2981RB in technical solutions:

What is the maximum reverse voltage rating of 1N2981RB?
- The maximum reverse voltage rating of 1N2981RB is 75 volts.
What is the forward voltage drop of 1N2981RB at a specific current?
- The forward voltage drop of 1N2981RB varies with current, but typically it is around 1.1 volts at 200 mA.
What is the maximum average forward current for 1N2981RB?
- The maximum average forward current for 1N2981RB is 200 mA.
What is the peak surge current capability of 1N2981RB?
- The peak surge current capability of 1N2981RB is typically 5 A for a one-second pulse.
What is the typical junction capacitance of 1N2981RB?
- The typical junction capacitance of 1N2981RB is around 15 pF at a reverse bias of 4 V.
What are the typical applications of 1N2981RB in technical solutions?
- 1N2981RB is commonly used in voltage regulation, overvoltage protection, and general purpose rectification in various electronic circuits.
What is the operating temperature range for 1N2981RB?
- The operating temperature range for 1N2981RB is typically -65°C to +175°C.
Can 1N2981RB be used in high-frequency applications?
- Yes, 1N2981RB can be used in high-frequency applications due to its fast switching characteristics.
Is 1N2981RB suitable for automotive applications?
- Yes, 1N2981RB is suitable for automotive applications where its rugged construction and reliability are beneficial.
What are the packaging options available for 1N2981RB?
- 1N2981RB is available in various package types such as axial-lead, surface mount, and chip form to suit different application requirements.