In follow digitale satellite receiver (DVB-S2):Hello,
In which hardware are they used ?
Regards.
Alain.
"HD22" from "Nwe Line Electronics GmbH" (brand unknown, Made in China)
PCB designation: "STB-DECODER-14-V03"
The searched device (only CA1MB) is responsible for the LNB (LNC) voltage control for select the horizontal or vertical aera.
Similar switching regulators are follow:
http://www.ti.com/lit/ds/symlink/mc34063a.pdf
http://www.onsemi.com/pub_link/Collateral/MC34063A-D.PDF
Google does not always search in the text of PDF files, otherwise one would find the appropriate type to this according SMD marking code.
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