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1N4739A-T50A
Product Overview
Category
The 1N4739A-T50A belongs to the category of semiconductor devices, specifically within the realm of diodes.
Use
This product is commonly used in electronic circuits for voltage regulation and signal rectification.
Characteristics
- Forward Voltage: 1.0V
- Power Dissipation: 1.0W
- Zener Voltage: 9.1V
- Package Type: T-50A
- Operating Temperature Range: -65°C to +200°C
Package
The 1N4739A-T50A is typically available in a DO-41 axial leaded package.
Packaging/Quantity
It is often packaged in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Zener Voltage: 9.1V
- Power Dissipation: 1.0W
- Maximum Forward Voltage: 1.2V
- Maximum Reverse Current: 5μA
- Operating Temperature Range: -65°C to +200°C
Detailed Pin Configuration
The 1N4739A-T50A has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.
Functional Features
This diode operates as a voltage regulator, maintaining a constant output voltage across a wide range of load variations and input voltages.
Advantages and Disadvantages
Advantages
- Precise voltage regulation
- High power dissipation capability
- Wide operating temperature range
Disadvantages
- Limited current handling capacity
- Sensitivity to reverse voltage spikes
Working Principles
The 1N4739A-T50A functions based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when operated in the reverse breakdown region.
Detailed Application Field Plans
This diode finds extensive use in various applications such as: - Voltage regulation in power supplies - Signal rectification in audio amplifiers - Overvoltage protection in electronic circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N4739A-T50A include: - 1N4748A-T50A - 1N4746A-T50A - BZX55C9V1-T50A - BZX85C9V1-T50A
In conclusion, the 1N4739A-T50A diode serves as a crucial component in electronic circuits, providing precise voltage regulation and signal rectification capabilities across a wide range of applications.
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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van 1N4739A-T50A in technische oplossingen
What is 1N4739A-T50A?
- 1N4739A-T50A is a Zener diode with a voltage rating of 9.1V, commonly used in electronic circuits for voltage regulation and protection.
How does 1N4739A-T50A work?
- It works by allowing current to flow in the forward direction like a normal diode, but it also permits it to flow in the reverse direction when the voltage reaches its breakdown voltage, providing a stable output voltage.
What are the typical applications of 1N4739A-T50A?
- It is commonly used in voltage regulator circuits, overvoltage protection, and as a reference voltage source in various technical solutions.
What is the maximum power dissipation of 1N4739A-T50A?
- The maximum power dissipation is typically around 1.3W, making it suitable for low to medium power applications.
What is the operating temperature range of 1N4739A-T50A?
- The operating temperature range is usually from -65°C to +200°C, allowing it to be used in a wide variety of environments.
Can 1N4739A-T50A be used in reverse bias?
- Yes, it can be used in reverse bias to provide a stable reference voltage or for voltage clamping applications.
What is the tolerance of the voltage rating for 1N4739A-T50A?
- The standard tolerance for the voltage rating is ±5%, ensuring a relatively accurate output voltage.
Is 1N4739A-T50A suitable for high-frequency applications?
- While it can function at moderate frequencies, it may not be ideal for high-frequency applications due to its inherent capacitance and response time.
Can multiple 1N4739A-T50A diodes be connected in series or parallel?
- Yes, multiple diodes can be connected in series to achieve higher breakdown voltages or in parallel to increase the current-handling capacity.
Are there any common failure modes associated with 1N4739A-T50A?
- Common failure modes include thermal runaway under excessive power dissipation and voltage spikes causing breakdown beyond the rated voltage. Proper heat sinking and transient protection measures should be considered in the design.