• DC input—A power supply that accepts a dc voltage input, typically 5 V, 12V, 24V, or 48 V and produces a dc output voltage. At the low end, a supply of this type can produce less than 1Vdc ...

Distributed Power Architecture (DPA) (Fig. 6-2) converts the incoming ac power to a secondary dc bus voltage, using a front-end supply. This dc bus voltage can be 12V, 24V, or 48V and is usually ...

Common design problems Because these supplies radiate EMIinto space and into the power cordfeeding the supply, engineers oftenplace differential and common-modefilters on the input circuit. The ...