1N4754APE3/TR8 - Semiconductor Diode

Basic Information Overview

Category: Semiconductor Diode
Use: Voltage regulation and rectification
Characteristics: Zener diode, low leakage current, high reliability
Package: Axial leaded, DO-41 package
Essence: Regulates voltage by maintaining a constant output voltage across its terminals
Packaging/Quantity: Typically available in reels of 500 or 1000 units

Specifications

Voltage: 15V
Power Dissipation: 1.0W
Zener Voltage Tolerance: ±5%
Operating Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The 1N4754APE3/TR8 is an axial leaded diode with two leads. The cathode is typically marked with a black band.

Functional Features

Maintains a constant voltage across its terminals when reverse biased
Protects circuits from overvoltage conditions
Low reverse leakage current ensures minimal power loss

Advantages and Disadvantages

Advantages

Precise voltage regulation
High reliability and stability
Low cost
Easy to use and implement

Disadvantages

Limited power dissipation capability
Susceptible to damage from excessive current or voltage spikes

Working Principles

The 1N4754APE3/TR8 operates based on the Zener effect, where it maintains a nearly constant voltage drop across its terminals when reverse biased. This allows it to regulate voltage within a circuit.

Detailed Application Field Plans

This diode is commonly used in voltage regulator circuits, surge suppressors, and overvoltage protection applications. It finds extensive use in power supplies, instrumentation, and automotive electronics.

Detailed and Complete Alternative Models

1N4728A: 3.3V Zener diode
1N4733A: 5.1V Zener diode
1N4742A: 12V Zener diode
1N4761A: 75V Zener diode

This comprehensive entry provides detailed information about the 1N4754APE3/TR8 semiconductor diode, covering its basic overview, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N4754APE3/TR8 v technických řešeních

What is the 1N4754APE3/TR8?
- The 1N4754APE3/TR8 is a Zener diode with a voltage rating of 39V and a power rating of 1W.
What are the typical applications of the 1N4754APE3/TR8?
- It is commonly used for voltage regulation, surge suppression, and overvoltage protection in various electronic circuits.
What is the maximum current that can flow through the 1N4754APE3/TR8?
- The maximum current for reliable operation is typically around 40-50 mA.
How does the 1N4754APE3/TR8 provide voltage regulation?
- The Zener diode conducts current in reverse-bias at its breakdown voltage, providing a relatively constant voltage across its terminals.
Can the 1N4754APE3/TR8 be used for voltage clamping?
- Yes, it can be used to limit the voltage across a load by diverting excess current when the voltage exceeds the Zener voltage.
What are the key specifications to consider when using the 1N4754APE3/TR8 in a circuit?
- Key specifications include the Zener voltage, power dissipation, maximum current, and temperature coefficient.
Is the 1N4754APE3/TR8 suitable for automotive applications?
- Yes, it can be used in automotive electronics for voltage regulation and transient protection.
What are the potential failure modes of the 1N4754APE3/TR8?
- Common failure modes include overheating due to excessive current, voltage spikes, and physical damage.
Can multiple 1N4754APE3/TR8 diodes be connected in series or parallel?
- Yes, they can be connected in series to increase the breakdown voltage or in parallel to share the current.
Are there any specific layout considerations when incorporating the 1N4754APE3/TR8 in a PCB design?
- It's important to minimize trace lengths, provide adequate heat sinking, and ensure proper isolation to prevent thermal and electrical issues.

Feel free to ask if you need further clarification on any of these questions!