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reading the datasheet of the ADF4350 it says that the maximum currento consumption is 157mA. This regulators are up to 150mA. ¿Isn't it too much in the limit?
(DIDD + AIDD 27 mA (max)
Output Dividers 6 to 24 mA Each output divide-by-2 consumes 6 mA
IVCO 80mA (max)
IRFOUT 26 mA (max)