1N4757CPE3/TR8
Product Overview
Category
The 1N4757CPE3/TR8 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 1N4757CPE3/TR8 is typically available in bulk packaging or tape and reel, with quantities varying based on manufacturer specifications.
Specifications
- Zener voltage: 43V
- Power dissipation: 1.0W
- Maximum forward voltage: 1.5V
- Reverse current: 5μA
- Temperature coefficient: 0.05%/°C
Detailed Pin Configuration
The 1N4757CPE3/TR8 has a standard DO-41 package with two leads. The anode is connected to the positive terminal, and the cathode is connected to the negative terminal.
Functional Features
- Precise voltage regulation
- Overvoltage protection
- Stable operation over a wide temperature range
Advantages and Disadvantages
Advantages
- High reliability
- Wide operating temperature range
- Compact size
Disadvantages
- Limited power dissipation capability
- Voltage tolerance may not be suitable for some precision applications
Working Principles
The 1N4757CPE3/TR8 operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased.
Detailed Application Field Plans
The 1N4757CPE3/TR8 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 1N4757CPE3/TR8 include: - 1N4749A - BZX55C43 - 1N5226B
In conclusion, the 1N4757CPE3/TR8 Zener diode offers precise voltage regulation and overvoltage protection, making it a crucial component in various electronic circuits and applications.
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技術ソリューションにおける 1N4757CPE3/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 1N4757CPE3/TR8?
- The 1N4757CPE3/TR8 is a Zener diode with a voltage rating of 43V and a power rating of 1W.
What are the typical applications of the 1N4757CPE3/TR8?
- It is commonly used in voltage regulation, voltage reference, and overvoltage protection circuits.
What is the maximum current that can flow through the 1N4757CPE3/TR8?
- The maximum current for reliable operation is typically around 40-50 mA.
How does the 1N4757CPE3/TR8 provide voltage regulation?
- The Zener diode conducts in the reverse-biased direction when the voltage across it reaches its breakdown voltage, effectively regulating the voltage.
Can the 1N4757CPE3/TR8 be used for overvoltage protection?
- Yes, it can be used to shunt excess voltage away from sensitive components in a circuit.
What are the key characteristics of the 1N4757CPE3/TR8 that make it suitable for voltage reference applications?
- Its stable breakdown voltage and low temperature coefficient make it well-suited for providing a stable voltage reference.
What are the typical operating temperatures for the 1N4757CPE3/TR8?
- It can operate within a temperature range of -65°C to +200°C.
Is the 1N4757CPE3/TR8 suitable for high-frequency applications?
- No, it is not recommended for high-frequency applications due to its inherent limitations in switching speed.
Can multiple 1N4757CPE3/TR8 diodes be connected in series or parallel?
- Yes, they can be connected in series to increase the breakdown voltage or in parallel to increase the current-handling capability.
Are there any specific layout considerations when using the 1N4757CPE3/TR8 in a circuit?
- It is important to minimize lead lengths and keep the diode close to the load to reduce the effects of parasitic inductance and maintain stability.