1N4742AHR0G
Product Overview
Category
The 1N4742AHR0G belongs to the category of Zener diodes.
Use
It is commonly used for voltage regulation and voltage reference applications.
Characteristics
- Zener voltage: 12V
- Power dissipation: 1.3W
- Package type: DO-41
- RoHS compliant
Packaging/Quantity
The 1N4742AHR0G is typically available in reels or bulk packaging, with quantities varying based on supplier and customer requirements.
Specifications
- Zener voltage: 12V
- Power dissipation: 1.3W
- Maximum forward voltage: 1.2V
- Operating temperature range: -65°C to +200°C
- Storage temperature range: -65°C to +200°C
Detailed Pin Configuration
The 1N4742AHR0G has two pins, anode (A) and cathode (K), which are identified by the physical orientation of the diode within the DO-41 package.
Functional Features
The 1N4742AHR0G provides a stable voltage output when operated in its reverse breakdown region, making it suitable for voltage regulation and reference applications.
Advantages and Disadvantages
Advantages
- Precise voltage regulation
- Compact size
- RoHS compliant
Disadvantages
- Limited power dissipation capability
- Sensitive to temperature variations
Working Principles
The 1N4742AHR0G operates based on the principle of the Zener effect, where it maintains a constant voltage drop across its terminals when operated in the reverse breakdown region.
Detailed Application Field Plans
The 1N4742AHR0G finds application in various electronic circuits requiring stable voltage references or voltage regulation, including: - Voltage regulators - Power supplies - Signal conditioning circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N4742AHR0G include: - 1N4732AHR0G (4.7V Zener voltage) - 1N4755AHR0G (39V Zener voltage) - BZX55C12 (12V Zener voltage)
In conclusion, the 1N4742AHR0G Zener diode offers precise voltage regulation and reference capabilities, making it a valuable component in various electronic applications.
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What is the 1N4742AHR0G?
- The 1N4742AHR0G is a Zener diode with a voltage rating of 12V and a power rating of 1W.
What are the typical applications of the 1N4742AHR0G?
- It is commonly used in voltage regulation, voltage reference, and overvoltage protection circuits.
How does the 1N4742AHR0G work in a voltage regulation circuit?
- In a voltage regulation circuit, the 1N4742AHR0G maintains a constant output voltage by conducting current in the reverse-biased direction when the input voltage exceeds its rated value.
Can the 1N4742AHR0G be used as a voltage reference?
- Yes, it can be used as a stable voltage reference due to its precise breakdown voltage characteristics.
What are the key specifications to consider when using the 1N4742AHR0G in a technical solution?
- Key specifications include its voltage rating, power dissipation, and temperature coefficient.
How does the 1N4742AHR0G provide overvoltage protection?
- When the input voltage exceeds the Zener voltage of the 1N4742AHR0G, it conducts heavily, diverting excess current and protecting downstream components.
What are the typical operating conditions for the 1N4742AHR0G?
- It operates within a specified temperature range and under certain current and voltage conditions as outlined in the datasheet.
Are there any limitations to using the 1N4742AHR0G in a technical solution?
- It's important to consider its power dissipation and current handling capabilities to avoid exceeding its ratings.
Can the 1N4742AHR0G be used in conjunction with other components for more complex circuit designs?
- Yes, it can be combined with resistors, capacitors, and other semiconductor devices to create more sophisticated circuitry.
Where can I find detailed information about the 1N4742AHR0G for my technical solution?
- Detailed information can be found in the datasheet provided by the manufacturer, which includes electrical characteristics, package dimensions, and application notes.