1N4738CP/TR8 - Semiconductor Diode
Product Overview
Category:
1N4738CP/TR8 belongs to the category of semiconductor diodes.
Use:
It is commonly used as a voltage regulator in electronic circuits.
Characteristics:
- Forward Voltage: 1.9V
- Power Dissipation: 1W
- Package Type: Axial
- Operating Temperature Range: -55°C to +175°C
- Reverse Voltage: 8.2V
Packaging/Quantity:
The 1N4738CP/TR8 diode is typically available in bulk packaging and quantities varying based on supplier and customer requirements.
Specifications
- Manufacturer: Multiple manufacturers
- Part Number: 1N4738CP/TR8
- Type: Zener Diode
- Voltage Tolerance: ±5%
- Maximum Reverse Leakage Current: 5μA
- Maximum Zener Impedance: 10Ω
Detailed Pin Configuration
The 1N4738CP/TR8 diode has two pins, anode, and cathode. The anode is connected to the positive terminal, while the cathode is connected to the negative terminal.
Functional Features
- Voltage Regulation: The diode maintains a constant voltage across its terminals, making it suitable for voltage regulation applications.
- Reverse Voltage Protection: It provides protection against reverse voltage in electronic circuits.
Advantages and Disadvantages
Advantages
- Precise Voltage Regulation: Provides stable voltage output.
- Compact Size: Small form factor makes it suitable for compact electronic devices.
Disadvantages
- Limited Current Handling: Not suitable for high current applications.
- Sensitivity to Temperature: Performance may vary with temperature changes.
Working Principles
The 1N4738CP/TR8 operates based on the principle of the Zener effect. When the voltage across the diode reaches the specified value, it begins to conduct in the reverse direction, maintaining a nearly constant voltage drop across its terminals.
Detailed Application Field Plans
The 1N4738CP/TR8 diode finds applications in various fields including: - Voltage Regulation Circuits - Overvoltage Protection - Signal Clipping Circuits - Voltage Reference Circuits
Detailed and Complete Alternative Models
Some alternative models to 1N4738CP/TR8 include: - 1N4739CP/TR8 - 1N4740CP/TR8 - BZX85C8V2
In conclusion, the 1N4738CP/TR8 semiconductor diode is a versatile component widely used for voltage regulation and protection in electronic circuits. Its precise voltage regulation and compact size make it suitable for a range of applications across different industries.
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技術ソリューションにおける 1N4738CP/TR8 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 1N4738CP/TR8?
- The 1N4738CP/TR8 is a Zener diode with a voltage rating of 8.2V, commonly used in electronic circuits for voltage regulation and protection.
How does the 1N4738CP/TR8 work?
- The 1N4738CP/TR8 works by allowing current to flow in the forward direction like a normal diode, but it also permits it to flow in the reverse direction when the voltage reaches its breakdown voltage, providing a stable output voltage.
What are the typical applications of the 1N4738CP/TR8?
- Typical applications include voltage regulation in power supplies, overvoltage protection in circuits, and as a reference voltage source in various electronic devices.
What is the maximum power dissipation of the 1N4738CP/TR8?
- The maximum power dissipation of the 1N4738CP/TR8 is typically around 1.3W, which makes it suitable for many low to medium power applications.
What is the temperature coefficient of the 1N4738CP/TR8?
- The temperature coefficient of the 1N4738CP/TR8 is approximately +2.5mV/°C, which means its voltage reference remains relatively stable over a range of temperatures.
Can the 1N4738CP/TR8 be used for voltage regulation in a power supply?
- Yes, the 1N4738CP/TR8 can be used for voltage regulation in low-power applications where a stable reference voltage is required.
What is the reverse leakage current of the 1N4738CP/TR8?
- The reverse leakage current of the 1N4738CP/TR8 is typically very low, making it suitable for precision voltage reference applications.
Is the 1N4738CP/TR8 suitable for automotive applications?
- Yes, the 1N4738CP/TR8 can be used in automotive applications where a stable voltage reference or overvoltage protection is needed.
What is the typical voltage tolerance of the 1N4738CP/TR8?
- The typical voltage tolerance of the 1N4738CP/TR8 is ±5%, ensuring a relatively accurate and stable output voltage.
Can multiple 1N4738CP/TR8 diodes be connected in series or parallel?
- Yes, multiple 1N4738CP/TR8 diodes can be connected in series to create higher voltage references or in parallel to increase the current-handling capability. However, proper consideration of the electrical characteristics is necessary when doing so.