Voir les spécifications pour les détails du produit.
1N4745A TR
Product Overview
Category
The 1N4745A TR belongs to the category of Zener diodes.
Use
It is commonly used for voltage regulation and protection in electronic circuits.
Characteristics
- Zener voltage: 16V
- Power dissipation: 1.0W
- Package type: DO-41
- Operating temperature range: -65°C to +200°C
- Storage temperature range: -65°C to +200°C
Packaging/Quantity
The 1N4745A TR is typically available in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Zener voltage: 16V
- Power dissipation: 1.0W
- Maximum forward voltage: 1.2V
- Maximum reverse current: 5μA
- Temperature coefficient: 5mV/°C
Detailed Pin Configuration
The 1N4745A TR has two pins, anode, and cathode, which are identified by the polarity band on the diode body.
Functional Features
- Voltage regulation: The 1N4745A TR provides a stable voltage output when operated in its breakdown region.
- Overvoltage protection: It prevents excessive voltage from reaching sensitive components in a circuit.
Advantages and Disadvantages
Advantages
- Precise voltage regulation
- Compact size
- Wide operating temperature range
Disadvantages
- Limited power dissipation capability
- Susceptible to damage from overcurrent conditions
Working Principles
The 1N4745A TR operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased at the specified Zener voltage.
Detailed Application Field Plans
The 1N4745A TR finds applications in various electronic circuits, including: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N4745A TR include: - 1N4739A (Zener voltage: 9.1V) - 1N4750A (Zener voltage: 27V) - BZX55C16 (Zener voltage: 16V)
This comprehensive entry provides detailed information about the 1N4745A TR, covering its product category, basic overview, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.
Énumérez 10 questions et réponses courantes liées à l'application de 1N4745A TR dans les solutions techniques
What is the 1N4745A TR diode used for?
- The 1N4745A TR diode is commonly used as a voltage regulator in various technical solutions.
What is the maximum voltage rating of the 1N4745A TR diode?
- The maximum voltage rating of the 1N4745A TR diode is 16V.
What is the typical current rating for the 1N4745A TR diode?
- The typical current rating for the 1N4745A TR diode is 1W.
How does the 1N4745A TR diode regulate voltage?
- The 1N4745A TR diode regulates voltage by maintaining a constant voltage drop across its terminals.
What are the common applications of the 1N4745A TR diode?
- Common applications include voltage regulation in power supplies, voltage clamping, and signal protection circuits.
Can the 1N4745A TR diode be used in reverse bias?
- Yes, the 1N4745A TR diode can be used in reverse bias for certain applications such as voltage clamping.
What is the temperature range for the 1N4745A TR diode?
- The operating temperature range for the 1N4745A TR diode is typically -65°C to +200°C.
Is the 1N4745A TR diode suitable for high-frequency applications?
- The 1N4745A TR diode is not typically recommended for high-frequency applications due to its inherent capacitance.
What are the key specifications to consider when using the 1N4745A TR diode in a circuit?
- Key specifications to consider include forward voltage drop, maximum current, and power dissipation.
Are there any alternative diodes that can be used in place of the 1N4745A TR?
- Yes, alternatives such as the 1N4745 or BZX55C16 could be considered based on specific application requirements.