PPM-PS397-POE-1 is a Power over Ethernet Powered Device (PoE-PD) DC/DC supply for a PC/104-Plus-compatible computer board stack. Configured as either an endpoint or midspan device, it conforms to the IEEE 802.3af PoE standard. Power is extracted from the Ethernet cable that inputs an onboard, isolated DC/DC converter that provides +5 Vdc, +12 Vdc and -12 Vdc outputs. The converter has built-in overload and short-circuit output protection.
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