1N4757APE3/TR12
Product Overview
Category
The 1N4757APE3/TR12 belongs to the category of Zener diodes.
Use
It is commonly used for voltage regulation and protection in electronic circuits.
Characteristics
- Zener voltage: 43V
- Power dissipation: 1.0W
- Package type: DO-41
- Operating temperature range: -65°C to +200°C
- Tolerance: ±5%
Package
The 1N4757APE3/TR12 is typically available in bulk packaging or tape and reel options.
Essence
This Zener diode is essential for maintaining a constant voltage across a load in a circuit.
Packaging/Quantity
It is usually packaged in reels or trays, with quantities varying based on manufacturer specifications.
Specifications
- Zener voltage: 43V
- Power dissipation: 1.0W
- Maximum forward voltage: 1.1V
- Reverse current: 5μA
- Temperature coefficient: 0.05%/°C
Detailed Pin Configuration
The 1N4757APE3/TR12 has two pins, anode, and cathode, which are identified by the marking on the diode body.
Functional Features
- Voltage regulation: The Zener diode maintains a constant voltage across the load.
- Overvoltage protection: It prevents damage to sensitive components by diverting excess voltage.
Advantages
- Precise voltage regulation
- Compact size
- Wide operating temperature range
Disadvantages
- Limited power dissipation capability
- Sensitivity to temperature variations
Working Principles
When the voltage across the Zener diode reaches its breakdown voltage (43V in this case), it starts conducting in the reverse direction, effectively maintaining a constant voltage drop across the load.
Detailed Application Field Plans
The 1N4757APE3/TR12 is widely used in: - Voltage regulators - Overvoltage protection circuits - Power supplies - Electronic equipment requiring stable voltage references
Detailed and Complete Alternative Models
Some alternative models to the 1N4757APE3/TR12 include: - 1N4749APE3/TR12 - 1N4764APE3/TR12 - BZX55C43
In conclusion, the 1N4757APE3/TR12 Zener diode is a crucial component in electronic circuits, providing precise voltage regulation and overvoltage protection. Its characteristics, working principles, and application field plans make it an indispensable part of various electronic devices and systems.
Word count: 398
技術ソリューションにおける 1N4757APE3/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 1N4757APE3/TR12 diode used for?
- The 1N4757APE3/TR12 is a Zener diode commonly used for voltage regulation and protection in electronic circuits.
What is the maximum power dissipation of the 1N4757APE3/TR12?
- The maximum power dissipation of the 1N4757APE3/TR12 is 1.5 watts.
What is the voltage rating of the 1N4757APE3/TR12?
- The 1N4757APE3/TR12 has a nominal voltage rating of 43 volts.
What are typical applications of the 1N4757APE3/TR12?
- Typical applications include voltage regulation, overvoltage protection, and voltage reference in various electronic circuits.
What is the operating temperature range of the 1N4757APE3/TR12?
- The 1N4757APE3/TR12 operates within a temperature range of -65°C to +200°C.
What is the forward voltage drop of the 1N4757APE3/TR12?
- The forward voltage drop of the 1N4757APE3/TR12 is typically around 1.5 volts at a specified current.
How does the 1N4757APE3/TR12 behave in reverse bias?
- In reverse bias, the 1N4757APE3/TR12 acts as a voltage regulator, maintaining a nearly constant voltage across its terminals.
Can the 1N4757APE3/TR12 be used for precision voltage references?
- Yes, the 1N4757APE3/TR12 can be used as a precision voltage reference due to its stable and well-defined breakdown voltage.
What are the key electrical characteristics of the 1N4757APE3/TR12?
- Key characteristics include its nominal voltage, tolerance, and temperature coefficient.
Are there any specific layout considerations when using the 1N4757APE3/TR12 in a circuit?
- It's important to ensure proper heat sinking and minimize lead lengths to maintain the diode's performance and reliability.