1N4745P/TR12
Product Overview
Category:
The 1N4745P/TR12 belongs to the category of Zener diodes.
Use:
It is commonly used for voltage regulation and protection in electronic circuits.
Characteristics:
- Zener voltage: 16V
- Power dissipation: 1W
- Package type: DO-41
- Operating temperature range: -65°C to +200°C
- Forward voltage: 1.2V
- Reverse current: 5μA
Packaging/Quantity:
The 1N4745P/TR12 is typically available in tape and reel packaging with a quantity of 3000 units per reel.
Specifications
- Zener voltage: 16V
- Power dissipation: 1W
- Maximum forward voltage: 1.2V
- Maximum reverse current: 5μA
- Operating temperature range: -65°C to +200°C
- Package type: DO-41
Detailed Pin Configuration
The 1N4745P/TR12 Zener diode has two pins, anode, and cathode. The anode is connected to the positive terminal of the circuit, while the cathode is connected to the negative terminal.
Functional Features
- Voltage regulation: The 1N4745P/TR12 maintains a constant output voltage even when there are variations in input voltage or load.
- Overvoltage protection: It protects sensitive components in a circuit by limiting the voltage across them.
Advantages and Disadvantages
Advantages
- Precise voltage regulation
- Compact size
- Cost-effective solution for voltage regulation
Disadvantages
- Limited power dissipation capability
- Susceptible to damage from excessive current or voltage spikes
Working Principles
The 1N4745P/TR12 operates based on the Zener effect, where it allows current to flow in the reverse direction when the voltage reaches its breakdown voltage (16V in this case). This characteristic makes it suitable for voltage regulation applications.
Detailed Application Field Plans
The 1N4745P/TR12 is widely used in various electronic circuits such as: - Voltage regulators - Power supplies - Overvoltage protection circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N4745P/TR12 include: - 1N4739A: Zener voltage of 9.1V - 1N4746A: Zener voltage of 18V - BZX55C16: Zener voltage of 16V
In conclusion, the 1N4745P/TR12 Zener diode is a crucial component in electronic circuits, providing precise voltage regulation and overvoltage protection. Its compact size and cost-effectiveness make it a popular choice for various applications in the electronics industry.
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技術ソリューションにおける 1N4745P/TR12 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 1N4745P/TR12 diode used for?
- The 1N4745P/TR12 is a Zener diode commonly used for voltage regulation and protection in electronic circuits.
What is the maximum power dissipation of the 1N4745P/TR12?
- The maximum power dissipation of the 1N4745P/TR12 is 1.0 watt.
What is the voltage rating of the 1N4745P/TR12?
- The 1N4745P/TR12 has a voltage rating of 16 volts.
What is the typical reverse leakage current of the 1N4745P/TR12?
- The typical reverse leakage current of the 1N4745P/TR12 is 5 µA at the working voltage.
Can the 1N4745P/TR12 be used for overvoltage protection?
- Yes, the 1N4745P/TR12 can be used for overvoltage protection by shunting excess voltage to ground.
What is the temperature coefficient of the 1N4745P/TR12?
- The temperature coefficient of the 1N4745P/TR12 is typically 0.05%/°C.
Is the 1N4745P/TR12 suitable for use in automotive applications?
- Yes, the 1N4745P/TR12 is suitable for use in automotive applications due to its rugged construction and reliability.
What is the maximum forward voltage drop of the 1N4745P/TR12?
- The maximum forward voltage drop of the 1N4745P/TR12 is 1.2 volts at 200 mA.
Can the 1N4745P/TR12 be used in voltage reference circuits?
- Yes, the 1N4745P/TR12 can be used in voltage reference circuits due to its stable voltage characteristics.
What are the typical applications of the 1N4745P/TR12 in technical solutions?
- The 1N4745P/TR12 is commonly used in voltage regulation, overvoltage protection, voltage reference circuits, and as a general-purpose Zener diode in various electronic devices and systems.