Aluminum Zipper Fin Heat Sink For Laser Diodes

    Diodes are essential components in electronic circuits, which are used for permitting current flow in one direction, but the process of blocking current in one direction can generate a considerable amount of heat, which can affect the performance and reliability of the diode. To solve the thermal issue, heat sinks are often used to dissipate heat away from the diode, preventing damage and ensuring optimal performance.

    There are many types of heat sinks, but the zipper fin heat pipe heat sink is one of the best thermal solutions for the laser diodesfor its high thermal performance. Laser diodes are often used in applications that require precision and stability, such as in medical equipment, optical communication systems, and chemical analysis devices. However, laser diodes generate an excessive amount of heat, which can cause them to deteriorate quickly if not properly cooled. 

    Zipper fin heat pipe heat sinks are designed to improve heat transfer ability by increasing the surface area that is in contact with the air. The design is based on two rows of fins that are interlocked like the zipper, creating a three-dimensional structure that promotes airflow. The heat sink is made of copper or aluminum, which has a high thermal conductivity, and heat pipes, which are a type of two-phase heat transfer device. Heat pipes are hollow pipes that contain a small amount of working fluid, which vaporizes at the hot end of the pipe, absorbs heat, and then condenses at the cold end of the pipe, releasing heat.

    The combination of the zipper fin structure and heat pipes creates a highly efficient heat sink that can dissipate heat quickly and evenly. The three-dimensional structure of the fins provides a large surface area that promotes convective heat transfer with the surrounding air, while the heat pipes improve the heat conductivity by transporting heat from the hot end of the pipe to the cold end of the pipe at a high rate. The working fluid inside the heat pipe acts as a thermal conductor, transferring heat from the evaporator section to the condenser section by evaporation and condensation.

    The application of zipper fin heat pipe heat sinks in laser diode applications has shown significant improvements in cooling performance, allowing the diodes to operate at higher power levels and longer lifetime. The high thermal conductivity of the heat sink and the efficient heat transfer mechanism of the heat pipes help to maintain a stable temperature for the diode, preventing any thermal issues that might damage the diode or surrounding components. The zipper fin structure helps to improve the heat dissipation ability by increasing the contact area between the heat sink and the air, enhancing the convective heat transfer rate.

Varieties of heat sink

Thermal simulation

Factory and workshop

 

Certificates

    Sinda Thermal is a leading thermal manufacturer in China, our factory was founded in 2014, and located in Dongguan city, China, we are offering varieties of heatsinks and other precious metal parts. Our plant possesses 30 sets advanced and high precious CNC machines and stamping machines, also we have many testing and experiment instruments and professional engineering team, so our company can manufacture and provide high quality products with high precision and excellent thermal performance. Sinda Thermal is commited to a range of heat sinks which are widely used in new power supply, New energy vehicles, Telecommunications, Servers, IGBT, and Madical. All the products accord with Rohs/Reach standard, and the factory is qualified by ISO9001 and ISO14001. Our company has been a partner with many customers for good quality, excellent service and competitive price. Sinda Thermal is a great heat sink manufacturer for the global customers .


FAQ
1. Q: Are you a trading company or manufacturer?
    A: We are a leading heat sink manufacturer, our factory has been founded over 8 years, we are professional and experienced.

2. Q: Can you provide OEM/ODM service?
    A: Yes, OEM/ODM are available.

3. Q: Do you have MOQ limit?
    A: No, we don't set up MOQ, prototype samples are available.

4. Q: What's the lead time of the production?
    A: For prototype samples, the lead time is 1-2 weeks, for mass production, the lead time is 4-6 weeks.

5. Q: Can I visit your factory?
    A: Yes, Welcome to Sinda Thermal.

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