Water Cooled Heat Sink For High Power Laser Diodes

    For the high power laser diodes, there is one thing that cannot be ignored which is the thermal issue. As laser power increases, the heat generated by the diode also increases significantly. If the heat is not handled properly, it can damage the diodes or cause the beam quality to degrade, so a water-cooled heat sink systems have become an integral part of high power laser diode systems. 

    Laser diodes work by converting electrical energy into light energy, but not all the electrical energy is converted into light energy, some of the energy is lost as heat. As the laser power increases, more and more energy is lost as heat, if the heat could be dissipated into the surrounding environment in time, it will cause the diode to heat up.

    Overheat could damage laser diodes in some aspects. Firstly, if the temperature of the diode exceeds a certain threshold, it can cause the diode to fail duo to the high temperatures can destroy the components of diodes, and make it could not work normally. Secondly, heat can degrade the quality of the laser beam, as overheating causes the refractive index of the materials within the diode to change, which can cause the beam to become less focused and less bright.

    To prevent these issues, a heat sink is required to remove the heat generated by the diode,  a heat sink is a component that is designed to dissipate heat away from the diode to make it can operate at a secure temperature, there are several types of heat sinks, but water-cooled heat sink is the most efficient thermal solutions for laser diodes.

    A water-cooled heat sink consists of an aluminum plate that is in contact with the laser diode. This plate has channels running through it, which allows water to flow through. The water absorbs the heat generated by the diode, and then flows out of the heat sink. The water is then cooled down using a separate cooling system, before being returned to the heat sink once again.

    There are several benefits to using a water-cooled heat sink for high-power laser diodes. Firstly, water has a very high heat capacity compared to air or other traditional cooling fluids, which makes the water cooled heat sink far more effective at removing heat from the diode. Also a water-cooled heat sink can be designed to operate over a wide range of temperatures, which makes it suitable for use in different environments.

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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