[En-Nut-Discussion] LAN Controller Heating Up

Harald Kipp harald.kipp at egnite.de
Fri Oct 15 10:21:59 CEST 2004


Igor,

What's the value of R9? Since Ethernut 2.1 we mount 12k
to reduce the current.

But indeed, if you follow the SMSC recommendations, using
11k or even 10k, then the chip will reach 50-60 degrees
Celsius.

Harald

At 14:52 15.10.2004 +0600, you wrote:
>Hi all!
>
>I'm have made EtherNut 2.0 board by myself and I look that Lan91c111 is
>very hot, about 50 C degree or above. Is it wrong or not?
>
>Regards Igor Fedorchuk aka Wh`te




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