HP XA manual 18

1 System Overview

Specifications and Characteristic Data

								Typical per	Typical per
Desktop	Parameter			Total Rating			Notes	PCI	ISA
								Accessory	Accessory
								Slot	Slot
	Power		160 W
		(200 W peak)
	Voltage range	90-140			180-264
		Vac			Vac
	Frequency range	45 Hz to 66 Hz
	Maximum input current			5 A
	Input Surge Current Protection			Maximum of 90A
	Safety Ground Leakage Current				> 3.5mA
	Efficiency	75% at maximum power output
	Output Voltage Regulation	Min			Nom	Max
		11.0			12.0	13.0
		4.8			5.0	5.25
		3.15			3.3	3.6
		-4.5			-5.0	-5.5
		-10.8			-12.0	-13.2
		4.7			5.0	5.3	(5 VStd By)
	Overvoltage Protection	Not more than 6.5V for 5V output
		Not more than 16V for 12V output
	Isolation Voltage	3000Vac primary/secondary
		1500Vac primary/ground
	Safety Standard	IEC950/UL 1950/CSA950/EN60950
	Output Voltage Regulation	Min			Nom	Max
	Current at +5 V			20 A				2.5 A	1 A
	Current at +3.3 V			12 A			—
	Total cumulated current on			20 A			—
	+3.3 V and +5 V
	Current at -5 V			0.2 A				—	0.2 A
	Current at +5V standby			0.3 A				—	1 A

18