Seagate ST9500530NS manual ST9160511NS 5GB 0GB Voltage +12 Power Regulation +/-5% Watts

Parameter			ST9160511NS				ST9160511NS
				(1.5GB)				(3.0GB)
Voltage		+5 V		+12 V	Power	+5 V		+12 V	Power
Regulation	+/-5%			+/-5%	(watts)	+/-5%		+/-5%	(watts)
Average Idle Current	0.23			0.08	2.11	0.24		0.08	2.14
Advanced Idle Current
Idle_A	0.23			0.08	2.08	0.24		0.08	2.10
Idle_B	0.14			0.06	1.46	0.15		0.06	1.49
Idle_C	0.14			0.04	1.25	0.15		0.04	1.27
Standby	0.16			0.02	1.02	0.17		0.02	1.04
Average Sleep Current	0.16			0.02	0.97	0.16		0.02	1.00
Maximum Start Current:
DC (Peak DC)		0.41		0.62	9.47	0.41		0.62	9.51
AC (Peak AC)	0.57			0.77	12.11	0.57		1.09	15.94
Delayed Motor Start (DC max)	0.16			0.02	1.01	0.17		0.02	1.04
Peak Operating Current (random read):
Typical DC		0.31		0.11	2.88	0.31		0.11	2.92
Maximum DC	0.31			0.12	3.01	0.32		0.12	3.07
Maximum DC (peak)	0.82			0.52	10.34	0.84		0.52	10.44
Peak Operating Current (random write):
Typical DC	0.35			0.12	3.18	0.36		0.12	3.22
Maximum DC	0.35			0.12	3.23	0.36		0.12	3.28
Maximum DC (peak)	1.02			0.56	11.82	1.00		0.52	11.24
Peak operating current (sequential read):
Typical DC		0.58		0.09	3.98	0.59		0.09	4.00
Maximum DC	0.60			0.09	4.08	0.60		0.09	4.11
Maximum DC (peak)	0.84			0.20	6.60	0.86		0.20	6.70
Peak operating current (sequential write):
Typical DC		0.62		0.09	4.15	0.62		0.09	4.18
Maximum DC	0.67			0.09	4.46	0.68		0.09	4.49
Maximum DC (peak)	1.02			0.20	7.50	1.04		0.20	7.60

*During periods of drive idle, some offline activity may occur according to the S.M.A.R.T. specification, which may increase acoustic and power to operational levels.

Constellation Serial ATA Product Manual, Rev. D 11