1N2973A

Product Overview

Category:

The 1N2973A is a semiconductor diode belonging to the category of Zener diodes.

Use:

It is primarily used for voltage regulation and stabilization in electronic circuits.

Characteristics:

The 1N2973A has a specific breakdown voltage that allows it to maintain a constant voltage across its terminals.
It exhibits low impedance and high reliability, making it suitable for various applications.

Package:

The 1N2973A is typically available in a glass axial-lead package.

Essence:

This diode serves as a crucial component in maintaining stable voltage levels within electronic systems.

Packaging/Quantity:

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

Specifications

Voltage Range: 3.9V to 200V
Power Dissipation: 500mW
Operating Temperature: -65°C to +200°C
Zener Impedance: 5Ω to 100Ω

Detailed Pin Configuration

The 1N2973A features a standard axial-lead configuration with two terminals, anode, and cathode.

Functional Features

Voltage Regulation: The 1N2973A maintains a constant voltage across its terminals, ensuring stability in electronic circuits.
Reverse Breakdown: When the voltage exceeds the specified value, the diode conducts in the reverse direction, protecting the circuit from overvoltage.

Advantages and Disadvantages

Advantages

Precise Voltage Regulation
High Reliability
Low Impedance

Disadvantages

Limited Power Dissipation
Sensitivity to Temperature Changes

Working Principles

The 1N2973A operates based on the principle of the Zener effect, where it maintains a constant voltage by allowing current to flow in the reverse direction when the voltage exceeds the breakdown level.

Detailed Application Field Plans

The 1N2973A finds extensive use in various applications, including: - Voltage Regulator Circuits - Power Supplies - Signal Clipping Circuits - Overvoltage Protection Systems

Detailed and Complete Alternative Models

Some alternative models to the 1N2973A include: - 1N746A - 1N4742A - BZX55C3V6

In conclusion, the 1N2973A Zener diode plays a critical role in voltage regulation and stabilization within electronic circuits. Its precise characteristics and functional features make it a valuable component in a wide range of applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N2973A v technických řešeních

What is 1N2973A and what is its application?
- 1N2973A is a silicon power rectifier diode commonly used in high-power applications such as power supplies and voltage regulation circuits.
What are the key specifications of 1N2973A?
- The key specifications include a maximum repetitive peak reverse voltage of 200V, average forward current of 10A, and a forward voltage drop of 1.1V at 5A.
How does 1N2973A compare to other similar diodes in terms of performance?
- Compared to other diodes, 1N2973A offers higher current-carrying capability and lower forward voltage drop, making it suitable for high-power applications.
What are the typical applications of 1N2973A in technical solutions?
- 1N2973A is commonly used in power supply units, battery chargers, voltage regulators, and motor drive circuits due to its high current handling capacity and low forward voltage drop.
What are the recommended operating conditions for 1N2973A?
- It is recommended to operate 1N2973A within a temperature range of -65°C to +175°C and to ensure proper heat dissipation to maintain its performance and reliability.
Are there any specific considerations for circuit design when using 1N2973A?
- When designing circuits with 1N2973A, it's important to consider thermal management, reverse voltage protection, and appropriate current limiting to ensure safe and reliable operation.
What are the potential failure modes of 1N2973A in technical solutions?
- Common failure modes include overheating due to excessive current, reverse voltage breakdown, and thermal stress from improper heat dissipation.
Can 1N2973A be used in parallel or series configurations?
- Yes, 1N2973A can be used in parallel to increase current-handling capacity or in series to handle higher voltages, but proper balancing and current sharing techniques should be employed.
What are the industry standards or certifications associated with 1N2973A?
- 1N2973A may comply with industry standards such as JEDEC, MIL-STD, or RoHS, and it's important to verify the specific certifications based on the manufacturer's datasheet.
Are there any recommended alternatives or complementary components to use with 1N2973A?
- Depending on the application, complementary components such as snubber circuits, heat sinks, and overcurrent protection devices may be recommended to enhance the performance and reliability of 1N2973A in technical solutions.