
WA_DEV_FEX20_PTS_004 Rev 001 June 30, 2010 14
3. Technical Specifications
3.1. Power Supply
The Expansion Card power supplies are readily available on the 50-pin connector.
The following table describes the pin description of the available power supplies from the 50-pin
connector.
Table 1: Power Supplies Pin Description
High current power supply.
High current external power supply. The same supply
provided on the 10-pin Micro-Fit connector with polarity
protection.
The following tables describe the electrical characteristics of each DC supply signal.
Table 2: VCC-2V8 Supply Signal
Table 3: 4V Supply Signal
Table 4: DC-IN Supply Signal
Warning: The total maximum power dissipation of these three power supplies must not exceed 1.2W.
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