1N4758AUR
Product Overview
Category
The 1N4758AUR belongs to the category of Zener diodes.
Use
It is commonly used for voltage regulation and protection in electronic circuits.
Characteristics
- Zener voltage: 39V
- Power dissipation: 1.3W
- Package type: DO-41
- RoHS compliant
Packaging/Quantity
The 1N4758AUR is typically available in tape and reel packaging with quantities varying based on manufacturer specifications.
Specifications
- Zener voltage: 39V
- Power dissipation: 1.3W
- Maximum forward voltage: 1.5V
- Maximum reverse current: 5μA
- Operating temperature range: -65°C to +200°C
Detailed Pin Configuration
The 1N4758AUR has a standard DO-41 package with two leads, anode, and cathode.
Functional Features
- Precise voltage regulation
- Overvoltage protection
- Low reverse leakage current
Advantages
- High reliability
- Wide operating temperature range
- RoHS compliant
Disadvantages
- Limited power dissipation capability
- Sensitive to temperature variations
Working Principles
The 1N4758AUR operates based on the Zener effect, where it maintains a constant voltage across its terminals when reverse-biased.
Detailed Application Field Plans
This Zener diode is widely used in voltage regulator circuits, overvoltage protection circuits, and as a reference voltage source in various electronic devices.
Detailed and Complete Alternative Models
- 1N4728AUR (Zener voltage: 3.3V)
- 1N4733AUR (Zener voltage: 5.1V)
- 1N4742AUR (Zener voltage: 12V)
Note: The alternative models listed above are indicative and may vary based on specific requirements and availability.
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What is the 1N4758AUR?
- The 1N4758AUR is a Zener diode with a voltage rating of 39V and a power rating of 1W.
What are the typical applications of the 1N4758AUR?
- It is commonly used in voltage regulation, voltage reference, and overvoltage protection circuits.
What is the maximum current that can flow through the 1N4758AUR?
- The maximum current for the 1N4758AUR is typically around 40mA.
How does the 1N4758AUR 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 1N4758AUR be used for overvoltage protection?
- Yes, it can be used to shunt excess voltage away from sensitive components in a circuit, protecting them from damage.
What are the key specifications to consider when using the 1N4758AUR in a design?
- Key specifications include its voltage rating, power dissipation, and maximum current.
Are there any temperature considerations when using the 1N4758AUR?
- Yes, the temperature coefficient of the Zener voltage should be taken into account to ensure stable performance across operating temperatures.
Can multiple 1N4758AUR diodes be connected in series or parallel?
- Yes, they can be connected in series to achieve higher breakdown voltages or in parallel to share current.
What are some common alternatives to the 1N4758AUR?
- Alternatives include other Zener diodes with similar voltage and power ratings, such as the 1N4748A or BZX85C39.
Where can I find detailed application notes for using the 1N4758AUR in technical solutions?
- Detailed application notes can often be found in the datasheet provided by the manufacturer or in technical reference materials from semiconductor component suppliers.