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1N4749A-T50A
Product Overview
Category
The 1N4749A-T50A belongs to the category of Zener diodes.
Use
It is commonly used for voltage regulation and voltage reference applications.
Characteristics
- Voltage: 24V
- Power Dissipation: 1.3W
- Package: T-50A
- Zener Voltage Tolerance: ±5%
- Operating Temperature Range: -65°C to +200°C
Packaging/Quantity
The 1N4749A-T50A is typically available in bulk packaging with quantities varying based on supplier and customer requirements.
Specifications
- Zener Voltage: 24V
- Maximum Reverse Current: 5μA
- Maximum Voltage Regulation: 0.25%
- Maximum Impedance: 10Ω
Detailed Pin Configuration
The 1N4749A-T50A has a standard T-50A package with two pins. The anode is connected to one pin, and the cathode is connected to the other.
Functional Features
- Precise voltage regulation
- Low impedance
- High reliability
- Wide operating temperature range
Advantages and Disadvantages
Advantages
- Accurate voltage regulation
- Suitable for various electronic circuits
- Wide temperature range operation
Disadvantages
- Limited power dissipation capability
- Sensitive to reverse voltage
Working Principles
The 1N4749A-T50A operates based on the Zener effect, where it maintains a constant voltage across its terminals when it is operated in the reverse breakdown region.
Detailed Application Field Plans
The 1N4749A-T50A is widely used in: - Voltage regulators - Voltage references - Power supplies - Electronic circuits requiring stable voltage
Detailed and Complete Alternative Models
Some alternative models to the 1N4749A-T50A include: - 1N4733A-T50A (5.1V) - 1N4742A-T50A (12V) - 1N4756A-T50A (68V)
In conclusion, the 1N4749A-T50A Zener diode offers precise voltage regulation and finds extensive use in various electronic applications due to its reliability and performance characteristics.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N4749A-T50A v technických řešeních
What is the 1N4749A-T50A diode used for?
- The 1N4749A-T50A is a Zener diode commonly used for voltage regulation and protection in electronic circuits.
What is the voltage rating of the 1N4749A-T50A diode?
- The 1N4749A-T50A has a nominal voltage of 24V, making it suitable for applications requiring precise voltage regulation.
How does the 1N4749A-T50A diode work?
- The 1N4749A-T50A operates in the reverse-biased breakdown region, allowing it to maintain a constant voltage across its terminals when properly biased.
What are some typical applications of the 1N4749A-T50A diode?
- Common applications include voltage regulation in power supplies, overvoltage protection, and voltage reference circuits.
What is the maximum power dissipation of the 1N4749A-T50A diode?
- The 1N4749A-T50A can typically handle a power dissipation of around 1.3W under specified conditions.
What are the key characteristics of the 1N4749A-T50A diode?
- It exhibits a sharp breakdown voltage, low dynamic impedance, and good temperature stability, making it suitable for precision voltage regulation.
Can the 1N4749A-T50A be used in automotive applications?
- Yes, the 1N4749A-T50A can be utilized in automotive electronics for voltage regulation and transient protection.
What is the temperature coefficient of the 1N4749A-T50A diode?
- The temperature coefficient is typically around -2mV/°C, indicating relatively stable voltage regulation over a range of temperatures.
Is the 1N4749A-T50A suitable for high-frequency applications?
- While it can function at moderate frequencies, it may not be ideal for very high-speed switching applications due to its inherent capacitance and response time.
Are there any important considerations when using the 1N4749A-T50A in a circuit?
- It's crucial to ensure proper heat sinking, observe maximum current and power ratings, and consider the effects of temperature on its performance for reliable operation.