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1N4757AHR1G
Product Overview
Category
The 1N4757AHR1G 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: 1.3W
- Package type: DO-41
- RoHS compliant
Package
The 1N4757AHR1G is typically available in bulk or tape and reel packaging, with quantities varying based on supplier and customer requirements.
Specifications
- Zener voltage: 43V
- Power dissipation: 1.3W
- Operating temperature range: -65°C to +200°C
- Forward voltage: 1.1V
- Reverse current: 5µA
- Package type: DO-41
Detailed Pin Configuration
The 1N4757AHR1G has two pins, anode and cathode, which are identified by the physical orientation of the diode within the DO-41 package.
Functional Features
- Precise voltage regulation
- Overvoltage protection
- Stable operation over a wide temperature range
Advantages
- High power dissipation capability
- Reliable voltage regulation
- RoHS compliant
Disadvantages
- Limited voltage options compared to other Zener diodes
- Sensitive to temperature variations
Working Principles
The 1N4757AHR1G operates based on the Zener effect, where it maintains a constant voltage drop across its terminals when reverse-biased, providing stable voltage regulation.
Detailed Application Field Plans
The 1N4757AHR1G is widely used in: - Voltage regulators - Power supplies - Overvoltage protection circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N4757AHR1G include: - 1N4749AHR1G (Zener voltage: 24V) - 1N4764AHR1G (Zener voltage: 100V) - BZX84C43LT1G (Zener voltage: 43V)
In conclusion, the 1N4757AHR1G Zener diode provides precise voltage regulation and overvoltage protection, making it a crucial component in various electronic circuits and systems.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N4757AHR1G v technických řešeních
What is the 1N4757AHR1G?
- The 1N4757AHR1G is a Zener diode with a voltage rating of 43 volts and a power rating of 1 watt.
What are the typical applications of the 1N4757AHR1G?
- It is commonly used in voltage regulation, surge suppression, and overvoltage protection circuits.
What is the maximum current that can flow through the 1N4757AHR1G?
- The maximum current for this diode is typically around 40 mA.
How does the 1N4757AHR1G provide voltage regulation?
- The Zener diode conducts current in reverse-bias at its breakdown voltage, providing a stable output voltage across its terminals.
Can the 1N4757AHR1G be used for overvoltage protection?
- Yes, it can be used to clamp the voltage at a specific level, protecting sensitive components from overvoltage conditions.
What are the key parameters to consider when using the 1N4757AHR1G in a circuit?
- Key parameters include the breakdown voltage, power dissipation, and maximum current ratings.
Is the 1N4757AHR1G suitable for high-frequency applications?
- It is not typically recommended for high-frequency applications due to its inherent limitations in switching speed.
What are the temperature considerations for the 1N4757AHR1G?
- The operating and storage temperature ranges should be considered to ensure proper performance and reliability.
Can multiple 1N4757AHR1G diodes be connected in series or parallel?
- Yes, they can be connected in series to increase the breakdown voltage or in parallel to share the current load.
Are there any alternative components that can be used in place of the 1N4757AHR1G?
- Other Zener diodes with similar voltage and power ratings can be considered as alternatives, but careful consideration of specifications is necessary.