1N4756AUR - Semiconductor Diode

Basic Information Overview

Category: Semiconductor Diode
Use: Voltage Regulator
Characteristics: Zener diode, low reverse leakage, precise voltage regulation
Package: DO-41 (DO-204AL), Axial Lead
Essence: Regulates voltage by maintaining a constant output voltage across the load
Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

Voltage: 47V
Power Dissipation: 1.0W
Tolerance: ±5%
Operating Temperature Range: -65°C to +200°C
Storage Temperature Range: -65°C to +200°C

Detailed Pin Configuration

The 1N4756AUR has two pins, with the cathode being shorter than the anode. It follows the standard axial lead package configuration.

Functional Features

Provides stable voltage regulation
Protects circuits from overvoltage conditions
Low reverse leakage current

Advantages and Disadvantages

Advantages

Precise voltage regulation
Compact size
Low reverse leakage
Wide operating temperature range

Disadvantages

Limited power dissipation capability
Tolerance of ±5% may not be suitable for some applications

Working Principles

The 1N4756AUR operates based on the Zener effect, where it maintains a constant voltage drop across its terminals when reverse biased. This allows it to regulate the voltage across a circuit, providing protection against voltage spikes.

Detailed Application Field Plans

The 1N4756AUR is commonly used in various electronic circuits requiring stable voltage regulation. Some specific applications include: - Power supplies - Voltage reference circuits - Overvoltage protection circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N4756AUR include: - 1N4748AUR: 22V Zener diode - 1N4763AUR: 91V Zener diode - BZX85C47: 47V Zener diode

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van 1N4756AUR in technische oplossingen

What is the 1N4756AUR?
- The 1N4756AUR is a Zener diode with a voltage rating of 47 volts and a power rating of 1 watt.
What are the typical applications of the 1N4756AUR?
- It is commonly used in voltage regulation, voltage reference, and surge protection circuits.
What is the maximum current that can flow through the 1N4756AUR?
- The maximum current for the 1N4756AUR is typically around 40 mA.
How does the 1N4756AUR provide voltage regulation?
- The Zener diode conducts current in reverse-bias when the voltage across it reaches its breakdown voltage, providing a relatively constant voltage drop.
Can the 1N4756AUR be used for overvoltage protection?
- Yes, it can be used to protect sensitive components from overvoltage by shunting excess voltage to ground.
What are the key specifications to consider when using the 1N4756AUR in a circuit?
- Key specifications include the breakdown voltage, power dissipation, and maximum current.
Are there any temperature considerations when using the 1N4756AUR?
- Yes, the temperature coefficient of the Zener voltage should be taken into account for accurate performance across different temperatures.
Can multiple 1N4756AUR diodes be connected in series or parallel?
- Yes, they can be connected in series to increase the breakdown voltage or in parallel to increase the current-handling capability.
What are some common alternatives to the 1N4756AUR?
- Alternatives include other Zener diodes with similar voltage and power ratings, such as the 1N4748AUR or 1N4749AUR.
Where can I find detailed application notes for using the 1N4756AUR in technical solutions?
- Detailed application notes can be found in the datasheet provided by the manufacturer or in technical reference materials related to Zener diode applications.