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MOSFET (Si/SiC) Forum Discussions

EHEVCOSHEEN
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您好,我最近在设计一个3KW 400V/54V DCDC LLC,想寻求一些高功率密度和高效率的设计。我在英飞凌的文档中看到了 750W 400KHZ LLC 380V TO 12V 的效率非常高的设计。不,请提供一些参数,非常感谢

关于我找到的文档的标题:Infineon-Presentation_GalliumNitride_AdvancedSiliconDevices-AP-v01_00-EN

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Jingwei
Moderator
Moderator 100 sign-ins 50 replies posted 25 solutions authored
Moderator

Hi,

这里有三个EV板,你可以参考设计。

三个板子采用LLC拓扑,但是器件有调整,最后峰值和满载效率都达到百分之98%左右。

https://www.infineon.com/dgdl/Infineon-Userguide_EvaluationBoard_EVAL_3K6W_LLC_GaN-ApplicationNotes-...

https://www.infineon.com/dgdl/Infineon-EVAL_3KW_2LLC_P7_47-ApplicationNotes-v01_00-EN.pdf?fileId=554...

https://www.infineon.com/dgdl/Infineon-ApplicationNote_EvaluationBoard_EVAL_3kW_2LLC_CFD7-Applicatio...

如果您还有别的疑问,请联系我

Best regards,

Steven

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EHEVCOSHEEN
Level 1
First reply posted First question asked Welcome!
Level 1
 
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Jingwei
Moderator
Moderator 100 sign-ins 50 replies posted 25 solutions authored
Moderator

Hi,

这里有三个EV板,你可以参考设计。

三个板子采用LLC拓扑,但是器件有调整,最后峰值和满载效率都达到百分之98%左右。

https://www.infineon.com/dgdl/Infineon-Userguide_EvaluationBoard_EVAL_3K6W_LLC_GaN-ApplicationNotes-...

https://www.infineon.com/dgdl/Infineon-EVAL_3KW_2LLC_P7_47-ApplicationNotes-v01_00-EN.pdf?fileId=554...

https://www.infineon.com/dgdl/Infineon-ApplicationNote_EvaluationBoard_EVAL_3kW_2LLC_CFD7-Applicatio...

如果您还有别的疑问,请联系我

Best regards,

Steven

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Jingwei
Moderator
Moderator 100 sign-ins 50 replies posted 25 solutions authored
Moderator

Hi,

感谢使用Infineon Community。

关于您提到的问题,可以麻烦您确认一下,具体需要什么帮助,或者具体的问题,比如什么参数?

Best regards,

Steven

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EHEVCOSHEEN
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First reply posted First question asked Welcome!
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According to the content of the document is roughly 750W 400KHZ HB-LLC, the approximate parameters mentioned in the document are Vin: 350V-410V, Vout: 12V@750W, I want to know about the hardware part of this design

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EHEVCOSHEEN
Level 1
First reply posted First question asked Welcome!
Level 1

OK, thanks a lot for your help

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