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1N5345B
Product Overview
Category
The 1N5345B is a semiconductor diode belonging to the category of Zener diodes.
Use
It is primarily used for voltage regulation and stabilization in electronic circuits.
Characteristics
- Forward Voltage: 1.5V
- Power Dissipation: 5W
- Zener Voltage: 10V
- Operating Temperature: -65°C to +200°C
Package
The 1N5345B is available in a DO-15 package, which is a cylindrical glass case with axial leads.
Essence
The essence of the 1N5345B lies in its ability to maintain a constant voltage across its terminals, making it essential for applications requiring stable voltage levels.
Packaging/Quantity
It is typically packaged in reels or tubes and is available in quantities suitable for both prototyping and production purposes.
Specifications
- Maximum Reverse Voltage: 20V
- Zener Voltage Tolerance: ±5%
- Reverse Leakage Current: 5μA
- Maximum Surge Current: 50A
Detailed Pin Configuration
The 1N5345B has two leads, with the anode connected to the positive terminal and the cathode connected to the negative terminal.
Functional Features
The 1N5345B operates as a voltage regulator by conducting current in reverse bias when the applied voltage reaches the Zener voltage, effectively maintaining a constant output voltage.
Advantages
- High power dissipation capability
- Tight voltage regulation
- Wide operating temperature range
Disadvantages
- Limited voltage options compared to other Zener diodes
- Sensitive to temperature variations
Working Principles
When the voltage across the 1N5345B exceeds its Zener voltage, it begins to conduct in the reverse direction, allowing excess current to flow through it and maintaining a constant voltage drop across its terminals.
Detailed Application Field Plans
The 1N5345B finds extensive use in various electronic circuits, including: - Voltage regulators - Power supplies - Overvoltage protection circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N5345B include: - 1N5333B (5.1V Zener voltage) - 1N5339B (12V Zener voltage) - 1N5349B (24V Zener voltage)
In conclusion, the 1N5345B Zener diode serves as a crucial component in electronic circuits, providing stable voltage regulation and finding applications in diverse fields due to its reliable performance and robust characteristics.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N5345B v technických řešeních
What is the 1N5345B diode used for?
- The 1N5345B is a 5-watt Zener diode commonly used for voltage regulation and overvoltage protection in various technical solutions.
What is the maximum power dissipation of the 1N5345B diode?
- The 1N5345B diode has a maximum power dissipation of 5 watts, making it suitable for applications requiring higher power handling.
What is the voltage rating of the 1N5345B diode?
- The 1N5345B diode has a nominal Zener voltage of 12 volts, providing stable voltage regulation in electronic circuits.
Can the 1N5345B diode be used for voltage clamping?
- Yes, the 1N5345B diode can be used for voltage clamping to protect sensitive components from overvoltage conditions.
What are the typical applications of the 1N5345B diode?
- Typical applications of the 1N5345B diode include voltage regulation in power supplies, overvoltage protection in electronic circuits, and voltage reference in instrumentation.
What is the operating temperature range of the 1N5345B diode?
- The 1N5345B diode typically operates within a temperature range of -65°C to +200°C, making it suitable for a wide range of environments.
Is the 1N5345B diode suitable for automotive applications?
- Yes, the 1N5345B diode is often used in automotive electronics for voltage regulation and protection against voltage spikes.
Does the 1N5345B diode require a heatsink for certain applications?
- Depending on the power dissipation and ambient temperature, a heatsink may be required to ensure the 1N5345B diode operates within its specified temperature limits.
Can multiple 1N5345B diodes be connected in parallel for higher current handling?
- Yes, multiple 1N5345B diodes can be connected in parallel to increase the overall current handling capability in a circuit.
Are there any specific considerations for PCB layout when using the 1N5345B diode?
- It's important to minimize trace lengths and provide adequate thermal relief for the 1N5345B diode to ensure proper heat dissipation and electrical performance.