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MUR440 Diode: Product Overview and Specifications
Introduction
The MUR440 diode is a crucial component in electronic circuits, belonging to the category of ultrafast rectifiers. This diode is widely used in various applications due to its unique characteristics and high-performance features.
Basic Information Overview
- Category: Ultrafast Rectifier Diode
- Use: Rectification and voltage regulation in electronic circuits
- Characteristics: High-speed switching, low forward voltage drop, and low reverse recovery time
- Package: DO-201AD
- Essence: Efficient rectification and voltage regulation
- Packaging/Quantity: Available in reels with varying quantities
Specifications
The MUR440 diode has the following specifications: - Voltage Rating: 400V - Current Rating: 4A - Forward Voltage Drop: 0.95V at 4A - Reverse Recovery Time: 35ns - Operating Temperature Range: -65°C to +175°C
Detailed Pin Configuration
The MUR440 diode has a standard DO-201AD package with two pins. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode
Functional Features
- Ultrafast Switching: Enables rapid response in electronic circuits.
- Low Forward Voltage Drop: Minimizes power loss and heat generation.
- Low Reverse Recovery Time: Enhances efficiency in high-frequency applications.
Advantages and Disadvantages
Advantages
- High-speed switching capability
- Low power dissipation
- Wide operating temperature range
Disadvantages
- Sensitive to voltage spikes
- Limited maximum current rating
Working Principles
The MUR440 diode operates based on the principles of semiconductor physics, utilizing its P-N junction to facilitate unidirectional current flow and fast switching characteristics.
Detailed Application Field Plans
The MUR440 diode finds extensive use in the following applications: - Switch-mode power supplies - Flyback converters - Snubber circuits - High-frequency rectification circuits
Detailed and Complete Alternative Models
Some alternative models to the MUR440 diode include: - MUR410 - MUR420 - MUR430 - MUR460
In conclusion, the MUR440 diode offers high-speed performance and efficient rectification capabilities, making it an essential component in various electronic circuits and applications.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MUR440 v technických řešeních
What is MUR440?
- MUR440 is a high-efficiency, ultrafast diode commonly used in rectifier and freewheeling applications.
What are the key features of MUR440?
- MUR440 features include low forward voltage drop, fast reverse recovery time, and high-frequency operation capability.
In what applications can MUR440 be used?
- MUR440 is commonly used in switch-mode power supplies, freewheeling diodes, and reverse battery protection circuits.
What is the maximum forward voltage of MUR440?
- The maximum forward voltage of MUR440 is typically around 0.85V at a forward current of 4A.
What is the reverse recovery time of MUR440?
- The reverse recovery time of MUR440 is typically around 35ns.
What is the maximum average forward current for MUR440?
- The maximum average forward current for MUR440 is typically around 4A.
What is the operating temperature range for MUR440?
- The operating temperature range for MUR440 is usually between -65°C to +175°C.
Does MUR440 require a heatsink in high-power applications?
- Yes, in high-power applications, it is recommended to use a heatsink to dissipate heat effectively.
Can MUR440 be used in automotive applications?
- Yes, MUR440 is suitable for automotive applications such as electronic control units and LED lighting.
Is MUR440 RoHS compliant?
- Yes, MUR440 is RoHS compliant, making it suitable for use in environmentally sensitive applications.