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1N4742CE3/TR13
Product Overview
Category
The 1N4742CE3/TR13 belongs to the category of Zener diodes, which are semiconductor devices designed to maintain a constant voltage across their terminals.
Use
This product is commonly used in electronic circuits for voltage regulation and protection against voltage spikes.
Characteristics
- Zener voltage: 12V
- Power dissipation: 1.0W
- Package type: DO-41
- Operating temperature range: -65°C to +200°C
- Packaging/quantity: Tape and reel, 3000 units per reel
Essence
The essence of the 1N4742CE3/TR13 lies in its ability to provide a stable voltage reference in various electronic applications.
Specifications
- Zener voltage: 12V
- Tolerance: ±5%
- Maximum reverse current: 5mA
- Maximum impedance: 40Ω
- Maximum temperature coefficient: 0.05%/°C
Detailed Pin Configuration
The 1N4742CE3/TR13 has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.
Functional Features
- Voltage regulation: Maintains a constant voltage across its terminals.
- Overvoltage protection: Safeguards sensitive components in a circuit from voltage spikes.
Advantages and Disadvantages
Advantages
- Precise voltage regulation
- Compact size
- Wide operating temperature range
Disadvantages
- Limited power dissipation capability
- Relatively low maximum reverse current
Working Principles
The 1N4742CE3/TR13 operates based on the principle of the Zener effect, where it allows current to flow in the forward direction like a regular diode but also permits it to flow in the reverse direction when the voltage reaches the Zener voltage.
Detailed Application Field Plans
This Zener diode is widely used in: - Voltage regulators - Power supplies - Signal clamping circuits - Overvoltage protection circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N4742CE3/TR13 include: - 1N4732A - BZX55C12 - 1N5242B
In conclusion, the 1N4742CE3/TR13 Zener diode offers precise voltage regulation and overvoltage protection in a compact package, making it suitable for various electronic applications.
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What is the 1N4742CE3/TR13?
- The 1N4742CE3/TR13 is a Zener diode with a voltage rating of 12V and a power rating of 1W.
What are the typical applications of the 1N4742CE3/TR13?
- It is commonly used in voltage regulation, voltage reference, and overvoltage protection circuits.
What is the maximum current that can flow through the 1N4742CE3/TR13?
- The maximum current for reliable operation is typically around 50-60 mA.
How does the 1N4742CE3/TR13 provide voltage regulation?
- It operates in the reverse-biased breakdown region, maintaining a nearly constant voltage across its terminals.
Can the 1N4742CE3/TR13 be used for overvoltage protection?
- Yes, it can be used to clamp the voltage at a specific level, protecting downstream components from excessive voltage.
What are the key characteristics of the 1N4742CE3/TR13?
- Its key characteristics include its voltage rating, power dissipation, and temperature coefficient.
What are the typical operating conditions for the 1N4742CE3/TR13?
- It is designed to operate within a specified temperature range and under certain current and voltage conditions.
Are there any precautions to consider when using the 1N4742CE3/TR13?
- It's important to ensure proper heat dissipation and avoid exceeding the maximum ratings to prevent damage.
Can the 1N4742CE3/TR13 be used in automotive applications?
- Yes, it can be used in automotive electronics for voltage regulation and protection purposes.
Where can I find detailed specifications for the 1N4742CE3/TR13?
- Detailed specifications can be found in the datasheet provided by the manufacturer or distributor of the component.