散热器为什么有鳍片?工程师必知的鳍片间距解析
散热器为什么有鳍片?工程师必知的鳍片间距解析

为什么散热器有鳍片?工程师必读的鳍片间距解析散热器之所以有鳍片,是因为鳍片呈指数级地增加了可用于对流传热的表面积,使得同样尺寸的铝块或铜块能够比相同底面积的平板多散发5到20倍的热能。鳍片间距是最关键的一个几何参数:如果鳍片过密,空气无法穿透,热量便会停滞;如果过疏,则会浪费材料并降低体积效率。对于自然对流,最佳间距通...

铝挤压散热器与CNC加工散热器:该如何选择?
铝挤压散热器与CNC加工散热器:该如何选择?

**开头:直接回答**对于大多数超过500件的量产项目,铝挤压散热片是正确选择,因为其单件成本低(0.50–3.00美元)且周期快(模具制作1–2周)。仅在原型验证、小批量多品种生产(低于100件)或存在挤压无法实现的几何形状(如底切、复杂翅片或±0.02 mm的严格公差)时,才选择CNC加工。决策取决于三个变量:年产...

散热器设计指南:优化铝挤型材的热性能
散热器设计指南:优化铝挤型材的热性能

散热器设计指南:优化铝挤型材的散热性能**直接答案:** 优化散热器设计需要在翅片密度、基板厚度和风道路径与制造限制之间取得平衡,其中6063-T5铝挤压型材在90%的应用中提供了最佳性价比。对于强制对流系统,目标翅片间距为2.5–4毫米,翅片高度与间隙比为8:1至10:1;而自然对流设计则需要6–10毫米的更宽间隙,...

为什么散热器有鳍片?2025年热设计的7个鳍片间距规则
为什么散热器有鳍片?2025年热设计的7个鳍片间距规则

**直接答案:** 散热器有鳍片,是因为鳍片成倍增加了可用于对流换热的表面积,使一个紧凑的铝块或铜块能够比相同底面积的平板散发5到20倍的热量。鳍片间距是在最大化表面积与无阻碍气流之间取得平衡的关键变量;对于自然对流,最佳间距通常为1.5毫米至4.0毫米,对于强制对流则为1.0毫米至2.5毫米,具体取决于风扇的静压和允...

如何为散热器选择合适的热界面材料
如何为散热器选择合适的热界面材料

如何为散热器选择合适的导热界面材料选择合适的导热界面材料(TIM)是整个散热叠层中性价比最高的变量,直接决定结温和长期可靠性。对于典型的100W CPU或IGBT模块,选择导热系数为5 W/mK而非1 W/mK的TIM,可将结壳热阻降低60-70%,相当于芯片温度下降15-25°C。本文基于真实的制造公差、价格点和应用...


联系我们报价
获取报价
我们使用cookie来改善您的在线体验。继续浏览本网站即表示您同意我们使用cookie

Cookies

Please read our Terms and Conditions and this Policy before accessing or using our Services. If you cannot agree with this Policy or the Terms and Conditions, please do not access or use our Services. If you are located in a jurisdiction outside the European Economic Area, by using our Services, you accept the Terms and Conditions and accept our privacy practices described in this Policy.
We may modify this Policy at any time, without prior notice, and changes may apply to any Personal Information we already hold about you, as well as any new Personal Information collected after the Policy is modified. If we make changes, we will notify you by revising the date at the top of this Policy. We will provide you with advanced notice if we make any material changes to how we collect, use or disclose your Personal Information that impact your rights under this Policy. If you are located in a jurisdiction other than the European Economic Area, the United Kingdom or Switzerland (collectively “European Countries”), your continued access or use of our Services after receiving the notice of changes, constitutes your acknowledgement that you accept the updated Policy. In addition, we may provide you with real time disclosures or additional information about the Personal Information handling practices of specific parts of our Services. Such notices may supplement this Policy or provide you with additional choices about how we process your Personal Information.


Cookies

Cookies are small text files stored on your device when you access most Websites on the internet or open certain emails. Among other things, Cookies allow a Website to recognize your device and remember if you've been to the Website before. Examples of information collected by Cookies include your browser type and the address of the Website from which you arrived at our Website as well as IP address and clickstream behavior (that is the pages you view and the links you click).We use the term cookie to refer to Cookies and technologies that perform a similar function to Cookies (e.g., tags, pixels, web beacons, etc.). Cookies can be read by the originating Website on each subsequent visit and by any other Website that recognizes the cookie. The Website uses Cookies in order to make the Website easier to use, to support a better user experience, including the provision of information and functionality to you, as well as to provide us with information about how the Website is used so that we can make sure it is as up to date, relevant, and error free as we can. Cookies on the Website We use Cookies to personalize your experience when you visit the Site, uniquely identify your computer for security purposes, and enable us and our third-party service providers to serve ads on our behalf across the internet.

We classify Cookies in the following categories:
 ●  Strictly Necessary Cookies
 ●  Performance Cookies
 ●  Functional Cookies
 ●  Targeting Cookies


Cookie List
A cookie is a small piece of data (text file) that a website – when visited by a user – asks your browser to store on your device in order to remember information about you, such as your language preference or login information. Those cookies are set by us and called first-party cookies. We also use third-party cookies – which are cookies from a domain different than the domain of the website you are visiting – for our advertising and marketing efforts. More specifically, we use cookies and other tracking technologies for the following purposes:

Strictly Necessary Cookies
These cookies are necessary for the website to function and cannot be switched off in our systems. They are usually only set in response to actions made by you which amount to a request for services, such as setting your privacy preferences, logging in or filling in forms. You can set your browser to block or alert you about these cookies, but some parts of the site will not then work. These cookies do not store any personally identifiable information.

Functional Cookies
These cookies enable the website to provide enhanced functionality and personalisation. They may be set by us or by third party providers whose services we have added to our pages. If you do not allow these cookies then some or all of these services may not function properly.

Performance Cookies
These cookies allow us to count visits and traffic sources so we can measure and improve the performance of our site. They help us to know which pages are the most and least popular and see how visitors move around the site. All information these cookies collect is aggregated and therefore anonymous. If you do not allow these cookies we will not know when you have visited our site, and will not be able to monitor its performance.

Targeting Cookies
These cookies may be set through our site by our advertising partners. They may be used by those companies to build a profile of your interests and show you relevant adverts on other sites. They do not store directly personal information, but are based on uniquely identifying your browser and internet device. If you do not allow these cookies, you will experience less targeted advertising.

How To Turn Off Cookies
You can choose to restrict or block Cookies through your browser settings at any time. Please note that certain Cookies may be set as soon as you visit the Website, but you can remove them using your browser settings. However, please be aware that restricting or blocking Cookies set on the Website may impact the functionality or performance of the Website or prevent you from using certain services provided through the Website. It will also affect our ability to update the Website to cater for user preferences and improve performance. Cookies within Mobile Applications

We only use Strictly Necessary Cookies on our mobile applications. These Cookies are critical to the functionality of our applications, so if you block or delete these Cookies you may not be able to use the application. These Cookies are not shared with any other application on your mobile device. We never use the Cookies from the mobile application to store personal information about you.

If you have questions or concerns regarding any information in this Privacy Policy, please contact us by email at . You can also contact us via our customer service at our Site.