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1N4755A TR
Product Overview
Category:
The 1N4755A TR belongs to the category of Zener diodes.
Use:
It is commonly used for voltage regulation and protection in electronic circuits.
Characteristics:
- Zener voltage: 43V
- Power dissipation: 1.0W
- Package type: DO-41
- Operating temperature range: -65°C to +200°C
Packaging/Quantity:
The 1N4755A TR is typically available in reels or bulk packaging, with quantities varying based on supplier and customer requirements.
Specifications
- Zener Voltage (Vz): 43V
- Power Dissipation (Pd): 1.0W
- Maximum Forward Voltage (VF): 1.5V
- Reverse Leakage Current (IR): 5μA
- Operating Temperature Range: -65°C to +200°C
Detailed Pin Configuration
The 1N4755A TR has a standard DO-41 package with two leads. The anode is connected to the positive terminal, while the cathode is connected to the negative terminal.
Functional Features
The 1N4755A TR operates as a voltage regulator by maintaining a constant output voltage across its terminals, even when there are variations in input voltage or load conditions.
Advantages and Disadvantages
Advantages:
- Precise voltage regulation
- Compact size
- Wide operating temperature range
Disadvantages:
- Limited power dissipation capability
- Susceptible to thermal runaway under certain conditions
Working Principles
When the voltage across the 1N4755A TR exceeds its specified Zener voltage, it begins to conduct in the reverse direction, effectively clamping the voltage to the Zener voltage level.
Detailed Application Field Plans
The 1N4755A TR is widely used in various electronic circuits such as: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N4755A TR include: - 1N4733A (Zener voltage: 5.1V) - 1N4742A (Zener voltage: 12V) - 1N4764A (Zener voltage: 100V)
This diverse range of alternative models allows for flexibility in choosing the appropriate Zener diode based on specific circuit requirements.
This content provides a comprehensive overview of the 1N4755A TR, 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.
Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1N4755A TR en soluciones técnicas
What is the 1N4755A TR?
- The 1N4755A TR is a Zener diode with a voltage rating of 36V and a power rating of 1W.
What are the typical applications of the 1N4755A TR?
- It is commonly used in voltage regulation, voltage reference, and overvoltage protection circuits.
What is the maximum current that can flow through the 1N4755A TR?
- The maximum current for the 1N4755A TR is typically around 45mA.
How does the 1N4755A TR provide voltage regulation?
- The Zener diode conducts current in reverse-bias when the voltage across it reaches its breakdown voltage, effectively regulating the voltage.
Can the 1N4755A TR be used for overvoltage protection?
- Yes, it can be used to shunt excess voltage away from sensitive components, protecting them from damage.
What are the key specifications to consider when using the 1N4755A TR in a circuit?
- Key specifications include the breakdown voltage, power dissipation, and maximum current.
Are there any specific thermal considerations when using the 1N4755A TR?
- Yes, it is important to consider the thermal resistance and ensure proper heat dissipation to prevent overheating.
Can multiple 1N4755A TR diodes be connected in series or parallel?
- Connecting Zener diodes in series can increase the breakdown voltage, while connecting them in parallel can increase the current-handling capability.
What are the potential failure modes of the 1N4755A TR?
- Common failure modes include thermal runaway due to excessive power dissipation and breakdown due to excessive current.
Where can I find detailed application notes for using the 1N4755A TR in technical solutions?
- Detailed application notes can be found in the datasheet provided by the manufacturer or in technical reference manuals for Zener diode applications.