1N4731ATA - Semiconductor Diode
Product Overview
Category:
1N4731ATA belongs to the category of semiconductor diodes.
Use:
It is commonly used in electronic circuits for voltage regulation and rectification.
Characteristics:
- Forward Voltage: 1.0V
- Power Dissipation: 1.0W
- Package Type: Axial
- Maximum Operating Temperature: 175°C
- Packaging: Tape & Reel
- Quantity: 5000 per reel
Specifications:
- Reverse Voltage: 4.3V
- Forward Current: 20mA
- Tolerance: ±5%
Detailed Pin Configuration
The 1N4731ATA has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.
Functional Features
- It allows current to flow in one direction only, acting as a one-way valve for electric current.
- Provides a constant voltage drop when operated in the forward direction.
Advantages and Disadvantages
Advantages:
- Low cost
- Small size
- Reliable performance
Disadvantages:
- Limited reverse voltage capability
- Higher power dissipation compared to other diode types
Working Principles
The 1N4731ATA operates based on the principle of the P-N junction, allowing current to flow in one direction while blocking it in the opposite direction.
Detailed Application Field Plans
This diode is widely used in voltage regulation circuits, power supplies, and signal demodulation applications due to its stable voltage drop characteristics.
Detailed and Complete Alternative Models
Some alternative models to 1N4731ATA include 1N4732A, 1N4733A, and 1N4734A, which have different voltage ratings but similar characteristics.
This content provides a comprehensive overview of the 1N4731ATA semiconductor diode, covering its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.
Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 1N4731ATA i tekniska lösningar
What is 1N4731ATA?
- 1N4731ATA is a Zener diode with a voltage rating of 4.3V, commonly used in electronic circuits for voltage regulation and protection.
How does 1N4731ATA work?
- The 1N4731ATA operates by allowing current to flow in the forward direction like a normal diode, but it also permits current to flow in the reverse direction when the voltage reaches its breakdown voltage, providing a stable output voltage.
What are the typical applications of 1N4731ATA?
- 1N4731ATA is often used in voltage regulator circuits, overvoltage protection, and as a reference voltage source in various electronic devices.
What is the maximum power dissipation of 1N4731ATA?
- The maximum power dissipation of 1N4731ATA is typically around 1.3W, making it suitable for low to medium power applications.
What is the temperature coefficient of 1N4731ATA?
- The temperature coefficient of 1N4731ATA is approximately -2.2mV/°C, which means its voltage reference remains relatively stable over a range of temperatures.
Can 1N4731ATA be used in reverse bias?
- Yes, 1N4731ATA can be used in reverse bias to maintain a constant voltage across its terminals, making it useful for voltage regulation.
What is the forward voltage drop of 1N4731ATA?
- The forward voltage drop of 1N4731ATA is typically around 1.2V at a specified current level.
Is 1N4731ATA sensitive to ESD (Electrostatic Discharge)?
- Yes, like most semiconductor devices, 1N4731ATA is sensitive to ESD and should be handled with appropriate precautions to prevent damage.
What are the key parameters to consider when designing with 1N4731ATA?
- Key parameters to consider include the maximum power dissipation, voltage regulation accuracy, temperature stability, and current handling capability.
Can multiple 1N4731ATA diodes be connected in series or parallel?
- Multiple 1N4731ATA diodes can be connected in series to achieve higher voltage ratings or in parallel to increase current-handling capacity, but proper consideration of matching and balancing is necessary.