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1N4739CP/TR12
Product Overview
Category:
1N4739CP/TR12 belongs to the category of semiconductor diodes.
Use:
It is commonly used as a voltage regulator in electronic circuits.
Characteristics:
- Forward Voltage: 1.0V
- Power Dissipation: 1.0W
- Zener Voltage: 9.1V
- Package Type: DO-41
- Operating Temperature: -65°C to +200°C
Package:
The 1N4739CP/TR12 is typically available in a DO-41 package.
Essence:
This product serves as a crucial component in regulating voltage within electronic devices and circuits.
Packaging/Quantity:
The 1N4739CP/TR12 is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Manufacturer: Multiple manufacturers
- Part Number: 1N4739CP/TR12
- Zener Voltage: 9.1V
- Power Dissipation: 1.0W
- Maximum Operating Temperature: +200°C
- Package Type: DO-41
Detailed Pin Configuration
The 1N4739CP/TR12 typically has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.
Functional Features
- Voltage Regulation: The 1N4739CP/TR12 effectively regulates voltage, ensuring a stable output.
- Reverse Current Protection: It provides protection against reverse current flow, safeguarding the circuitry.
Advantages and Disadvantages
Advantages
- Precise Voltage Regulation
- Compact Size
- Wide Operating Temperature Range
Disadvantages
- Limited Power Dissipation Capacity
- Vulnerable to Overvoltage Conditions
Working Principles
The 1N4739CP/TR12 operates based on the principle of the Zener effect, where it maintains a constant voltage across its terminals when operated in the reverse breakdown region.
Detailed Application Field Plans
The 1N4739CP/TR12 finds extensive use in various applications, including: - Voltage Regulation in Power Supplies - Overvoltage Protection Circuits - Signal Clipping and Limiting
Detailed and Complete Alternative Models
Some alternative models to 1N4739CP/TR12 include: - 1N4738A - 1N4740A - BZX85C9V1
In conclusion, the 1N4739CP/TR12 is a vital component in electronic circuits, providing precise voltage regulation and protection against reverse current flow. Its compact size and wide operating temperature range make it suitable for diverse applications, although it has limitations in power dissipation capacity and susceptibility to overvoltage conditions.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1N4739CP/TR12 en soluciones técnicas
What is the 1N4739CP/TR12?
- The 1N4739CP/TR12 is a Zener diode with a voltage rating of 9.1V and a power dissipation of 1.3W.
How does the 1N4739CP/TR12 work?
- The 1N4739CP/TR12 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.
What are the typical applications of the 1N4739CP/TR12?
- Common applications include voltage regulation, voltage reference, surge suppression, and overvoltage protection in various electronic circuits.
What are the key specifications of the 1N4739CP/TR12?
- The key specifications include a voltage rating of 9.1V, a maximum power dissipation of 1.3W, and a tolerance of +/- 5%.
How do I select the appropriate resistor for use with the 1N4739CP/TR12?
- To limit the current through the Zener diode, Ohm's law can be used to calculate the resistance needed based on the desired current and the voltage drop across the resistor.
Can the 1N4739CP/TR12 be used for voltage regulation in a power supply?
- Yes, the 1N4739CP/TR12 can be used as a voltage regulator to maintain a constant output voltage in a power supply circuit.
What are the precautions to consider when using the 1N4739CP/TR12?
- Precautions include ensuring that the maximum power dissipation is not exceeded, avoiding reverse voltage above the breakdown voltage, and providing adequate heat sinking if necessary.
Can the 1N4739CP/TR12 be used for overvoltage protection?
- Yes, the 1N4739CP/TR12 can be employed to protect sensitive components from overvoltage conditions by shunting excess voltage to ground.
What is the temperature coefficient of the 1N4739CP/TR12?
- The temperature coefficient is typically around -2mV/°C, meaning the breakdown voltage decreases by approximately 2mV for every degree Celsius increase in temperature.
Where can I find the detailed datasheet for the 1N4739CP/TR12?
- The detailed datasheet for the 1N4739CP/TR12 can be obtained from the manufacturer's website or authorized distributors.