Power consumption of Raspberry Pi Zero and PiTrex Discrete prototype at 5V = approx. 4.75VDC
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5V (Pi, PiTrex, keyboard):
Boot-up (peak):		360mA
Idle:			260mA
Vectrex Write Test:	260mA

5V (Pi, PiTrex, no keyboard):
Boot-up (peak):		190mA
Idle:			 90mA

3V3 PiTrex:
Idle:			 0.42mA
Vectrex Write Test:	 0.61mA

5V PiTrex:
Idle:			 0.90mA
Vectrex Write Test:	 0.98mA

Additional 5V Tests:
Pi at idle without keyboard, but with USB hub:		100mA
With keyboard and USB memory stick (peak):		440mA
With keyboard, loading compile extensions (peak):	350mA
Halted ("sudo halt") with/without USB:			 50mA