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DSA0033034.pdf
Manufacturer
Dallas Semiconductor
Partial File Text
POWER-SUPPLY CIRCUITS Apr 30, 1999 48V-to-5V DC-DC Converter Using MAX638 Switching Step-Down Regulator Borrows Power from Phone Lines The telephone subscriber lines provide -48V voltage, but
Datasheet Type
Original
ECAD Model
Part Details
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User Tagged Keywords
48V-to-5V
hybrid telephone transformer
HYBRID TRANSFORMER
Lead-Acid 48v
MAX638
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telephone wires datasheet