Seagate ST35000414SS, ST35000415SS manual ConstellationES Series SAS Product Manual, Rev. D

Table 2:	2000GB drive (Standard & SED model) DC power requirements
				3.0Gb mode		6.0Gb mode
			Notes	(Amps)	(Amps)	(Amps)	(Amps)
Voltage				+5V	+12V [4]	+5V	+12V [4]
Regulation			[5]	±5%	±5% [2]	±5%	±5% [2]
			[1] [7]	0.41	0.43	0.42	0.43
Avg idle current DCX
Advanced idle current
	Idle_A			0.40	0.43	0.42	0.43
	Idle_B			0.22	0.37	0.23	0.37
	Idle_C/ Standby_Y			0.22	0.21	0.23	0.21
	Standby_Z			0.22	0.02	0.23	0.02
Maximum starting current
	(peak DC) DC	3σ	[5]	0.66	2.08	0.67	2.08
	(peak AC) AC	3σ	[5]	0.81	2.84	0.85	2.84
		3σ
Delayed motor start (max) DC			[1] [6]	0.36	0.03	0.39	0.03
Peak operating current (random read):
			[1] [6]	0.53	0.64	0.55	0.64
	Typical DCX
	Maximum DC	3σ	[1]	0.57	0.66	0.59	0.66
	Maximum (peak) DC	3σ		1.11	1.67	1.17	1.67
Peak operating current (random write)
				0.58	0.60	0.59	0.60
	Typical DCX
	Maximum DC	3σ		0.62	0.61	0.63	0.61
	Maximum (peak) DC	3σ		1.25	1.76	1.25	1.76
Peak operating current (sequential read)
				0.94	0.49	0.96	0.49
	Typical DCX
	Maximum DC	3σ		0.97	0.50	1.00	0.50
	Maximum (peak) DC	3σ		1.11	0.72	1.19	0.72
Peak operating current (sequential write)
				1.02	0.49	1.03	0.49
	Typical DCX
	Maximum DC	3σ		1.06	0.50	1.07	0.50
	Maximum (peak) DC	3σ		1.25	0.68	1.27	0.68

22 ConstellationES Series SAS Product Manual, Rev. D