1N4747ATA
Product Overview
Category
The 1N4747ATA belongs to the category of Zener diodes.
Use
It is commonly used for voltage regulation and voltage reference in electronic circuits.
Characteristics
- Zener voltage: 20V
- Power dissipation: 1W
- Package type: Axial leaded
- Operating temperature range: -65°C to +200°C
- Storage temperature range: -65°C to +200°C
Package
The 1N4747ATA is typically available in a DO-41 axial package.
Essence
This Zener diode is essential for maintaining a constant voltage across a load in a circuit.
Packaging/Quantity
It is usually packaged in reels or bulk, with quantities varying based on manufacturer specifications.
Specifications
- Zener voltage: 20V
- Power dissipation: 1W
- Maximum forward voltage: 1.2V
- Reverse current: 5μA
- Temperature coefficient: 0.05%/°C
Detailed Pin Configuration
The 1N4747ATA has two pins, with the cathode being marked by a band on the body of the diode.
Functional Features
- Voltage regulation: The 1N4747ATA maintains a constant voltage across a load.
- Voltage reference: It provides a stable reference voltage for other components in the circuit.
Advantages
- Precise voltage regulation
- Compact size
- Wide operating temperature range
Disadvantages
- Limited power dissipation capability
- Susceptible to damage from excessive current or voltage spikes
Working Principles
The 1N4747ATA operates based on the Zener effect, where it allows current to flow in reverse when the voltage reaches its breakdown voltage, effectively regulating the voltage across the load.
Detailed Application Field Plans
The 1N4747ATA is widely used in: - Voltage regulators - Voltage references - Overvoltage protection circuits - Signal clamping circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N4747ATA include: - 1N4739A (9.1V Zener voltage) - 1N4750A (27V Zener voltage) - BZX55C20 (20V Zener voltage)
In conclusion, the 1N4747ATA Zener diode is a crucial component in electronic circuits, providing precise voltage regulation and reference. Its compact size and wide operating temperature range make it suitable for various applications, although its limited power dissipation capability and susceptibility to damage from excessive current or voltage spikes should be considered in circuit design and implementation.
기술 솔루션에 1N4747ATA 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
Sure, here are 10 common questions and answers related to the application of 1N4747ATA in technical solutions:
What is 1N4747ATA?
- 1N4747ATA is a Zener diode with a voltage rating of 20V and a power rating of 1W.
What is the typical application of 1N4747ATA?
- It is commonly used as a voltage regulator or voltage reference in electronic circuits.
What is the maximum current that 1N4747ATA can handle?
- The maximum current for 1N4747ATA is typically around 50mA.
How does 1N4747ATA regulate voltage?
- 1N4747ATA regulates voltage by maintaining a constant voltage drop across its terminals, regardless of the current flowing through it.
Can 1N4747ATA be used for overvoltage protection?
- Yes, 1N4747ATA can be used for overvoltage protection by shunting excess voltage to ground once the breakdown voltage is reached.
What are the temperature considerations for 1N4747ATA?
- The operating and storage temperature range for 1N4747ATA is typically between -65°C to +200°C.
Is 1N4747ATA polarity sensitive?
- Yes, 1N4747ATA is polarity sensitive, meaning it must be connected in the correct orientation in a circuit.
Can multiple 1N4747ATA diodes be connected in series or parallel?
- Yes, multiple 1N4747ATA diodes can be connected in series to increase the breakdown voltage or in parallel to increase the current-handling capacity.
What are the typical package options for 1N4747ATA?
- 1N4747ATA is available in various package options such as DO-41, SOD-123, and SMA.
Are there any specific precautions to consider when using 1N4747ATA?
- It's important to ensure that the maximum power dissipation and current ratings are not exceeded, and to observe proper ESD handling procedures during installation.
I hope these questions and answers are helpful for your technical solutions involving 1N4747ATA! If you have any further questions, feel free to ask.