1N4756A-T
Product Overview
Category:
The 1N4756A-T is a Zener diode, which falls under the category of semiconductor devices.
Use:
It is commonly used for voltage regulation and protection in electronic circuits.
Characteristics:
- Zener voltage: 47V
- Power dissipation: 1.0W
- Package type: Axial leaded
- Operating temperature range: -65°C to +200°C
Package:
The 1N4756A-T is typically available in an axial leaded package.
Packaging/Quantity:
It is often supplied in reels or bulk packaging, with quantities varying based on manufacturer specifications.
Specifications
- Zener voltage: 47V
- Power dissipation: 1.0W
- Maximum forward voltage: 1.5V
- Reverse current: 5μA
- Temperature coefficient: 0.05%/°C
Detailed Pin Configuration
The 1N4756A-T has two leads, with the cathode being shorter than the anode. The pinout configuration is as follows: - Anode (A) - Cathode (K)
Functional Features
The 1N4756A-T provides a stable voltage reference and acts as a voltage regulator by maintaining a constant output voltage across its terminals.
Advantages and Disadvantages
Advantages:
- Precise voltage regulation
- Compact size
- Wide operating temperature range
Disadvantages:
- Limited power dissipation capability
- Susceptible to thermal runaway if not properly heatsinked
Working Principles
The 1N4756A-T operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased at or above its breakdown voltage.
Detailed Application Field Plans
The 1N4756A-T is widely used in various electronic applications, including: - Voltage regulators - Overvoltage protection circuits - Power supplies - Signal conditioning circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N4756A-T include: - 1N4748A-T (Zener voltage: 22V) - 1N4763A-T (Zener voltage: 91V) - BZX85C47-T (Zener voltage: 47V)
In conclusion, the 1N4756A-T Zener diode serves as a crucial component in electronic circuits, providing stable voltage regulation and protection. Its characteristics, specifications, pin configuration, functional features, advantages, and disadvantages make it suitable for a wide range of applications in the electronics industry.
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技術ソリューションにおける 1N4756A-T の適用に関連する 10 件の一般的な質問と回答をリストします。
What is the 1N4756A-T diode used for?
- The 1N4756A-T is a Zener diode commonly used for voltage regulation and protection in electronic circuits.
What is the maximum power dissipation of the 1N4756A-T?
- The maximum power dissipation of the 1N4756A-T is 1.3 watts.
What is the voltage rating of the 1N4756A-T?
- The 1N4756A-T has a nominal voltage rating of 47 volts.
How does the 1N4756A-T regulate voltage?
- The 1N4756A-T regulates voltage by maintaining a constant output voltage across its terminals, even when the input voltage varies.
What are the typical applications of the 1N4756A-T?
- Typical applications of the 1N4756A-T include voltage regulation in power supplies, overvoltage protection, and voltage reference circuits.
What is the maximum forward voltage drop of the 1N4756A-T?
- The maximum forward voltage drop of the 1N4756A-T is 1.5 volts at a forward current of 1 A.
What is the temperature coefficient of the 1N4756A-T?
- The temperature coefficient of the 1N4756A-T is typically around -2.0 mV/°C.
Can the 1N4756A-T be used in reverse-bias mode?
- Yes, the 1N4756A-T can be used in reverse-bias mode for voltage clamping and protection against overvoltage conditions.
What is the maximum reverse leakage current of the 1N4756A-T?
- The maximum reverse leakage current of the 1N4756A-T is typically very low, in the range of microamps.
Is the 1N4756A-T suitable for high-frequency applications?
- The 1N4756A-T is not specifically designed for high-frequency applications, but it can be used in certain low-frequency signal conditioning circuits.
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