• Lutowanie SMSC

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#1 Lutowanie SMSC


by lapser 21 November 2018, 08:05
Wiatm
Chciał bym zapytać na forum jak radzicie sobie z lutowaniem układów SMSC np: mec 5075, MEC 5055 itd..
Oczywiście nie chodzi mi o BGA tylko te z podwójną ilością pinów lutowniczych,Czy macie jakieś sposoby.

Pozdrawiam

Re: Lutowanie SMSC


by Google Adsense [BOT] 21 November 2018, 08:05

#2 Re: Lutowanie SMSC


by matic 21 November 2018, 22:01
Hello!

I solder such chips like all other chips in the QFN package :
1) Clean old solder with solder wick.
2) Tin all pads of the PCB board and all pads of the chip itself with soldering iron. I also use flux to make it easier.
3) Clean PCB board and chip with IPA.
4) Apply some good flux on the chip area.
5) Align the chip with the pads on the board and solder it with hot air.
6) Clean the chip area with IPA.

Re: Lutowanie SMSC


by Google Adsense [BOT] 21 November 2018, 22:01
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