1N4748A-TP
Product Overview
The 1N4748A-TP is a Zener diode belonging to the semiconductor category. It is commonly used for voltage regulation and protection in electronic circuits. This diode exhibits characteristics such as a fixed voltage reference, low impedance, and high reliability. The package type for the 1N4748A-TP is axial-lead glass, and it is available in various packaging quantities.
Specifications
- Voltage: 22V
- Power Dissipation: 1.0W
- Zener Voltage Tolerance: ±5%
- Operating Temperature Range: -65°C to +200°C
Detailed Pin Configuration
The 1N4748A-TP has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.
Functional Features
The 1N4748A-TP provides a constant voltage output when reverse biased, making it suitable for voltage regulation and transient suppression in electronic circuits. Its low impedance ensures minimal voltage variation across a wide range of currents.
Advantages and Disadvantages
Advantages
- Precise voltage regulation
- High reliability
- Low impedance
Disadvantages
- Limited power dissipation capability
- Voltage tolerance may not be suitable for some applications
Working Principles
When the 1N4748A-TP is reverse biased, it allows current to flow once the breakdown voltage is reached, effectively maintaining a constant voltage across its terminals.
Detailed Application Field Plans
The 1N4748A-TP is widely used in voltage regulator circuits, overvoltage protection, and voltage reference applications. It finds extensive use in power supplies, instrumentation, and automotive electronics.
Detailed and Complete Alternative Models
- 1N4733A-TP (5.1V)
- 1N4734A-TP (5.6V)
- 1N4735A-TP (6.2V)
- 1N4736A-TP (6.8V)
- 1N4737A-TP (7.5V)
In conclusion, the 1N4748A-TP Zener diode is a reliable component for voltage regulation and protection in electronic circuits, offering precise voltage references and low impedance. While it has limitations in power dissipation and voltage tolerance, its working principles and wide application field make it a valuable component in various electronic designs.
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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق 1N4748A-TP في الحلول التقنية
Sure, here are 10 common questions and answers related to the application of 1N4748A-TP in technical solutions:
What is the 1N4748A-TP diode used for?
- The 1N4748A-TP is a Zener diode commonly used for voltage regulation and protection in electronic circuits.
What is the voltage rating of the 1N4748A-TP diode?
- The 1N4748A-TP has a nominal Zener voltage of 22V.
How does the 1N4748A-TP diode regulate voltage?
- The 1N4748A-TP operates in the reverse breakdown region, maintaining a nearly constant voltage across its terminals.
Can the 1N4748A-TP be used for overvoltage protection?
- Yes, the 1N4748A-TP can be used to protect sensitive components from overvoltage by shunting excess voltage to ground.
What is the power rating of the 1N4748A-TP diode?
- The 1N4748A-TP has a power dissipation rating of 1W.
Is the 1N4748A-TP suitable for low-power applications?
- Yes, the 1N4748A-TP is commonly used in low-power voltage regulation and reference applications.
What are the typical applications of the 1N4748A-TP diode?
- Typical applications include voltage regulators, voltage references, and overvoltage protection circuits.
What is the temperature coefficient of the 1N4748A-TP diode?
- The 1N4748A-TP has a temperature coefficient of approximately -2mV/°C.
Can multiple 1N4748A-TP diodes be connected in series or parallel?
- Yes, multiple 1N4748A-TP diodes can be connected in series to increase the total breakdown voltage or in parallel to increase the current-handling capability.
Are there any special considerations for using the 1N4748A-TP diode in high-frequency circuits?
- In high-frequency circuits, the parasitic capacitance of the 1N4748A-TP should be taken into account to avoid unintended effects on circuit performance.
I hope these questions and answers are helpful! Let me know if you need further assistance.