Barracuda 9LP Installation Guide, Rev. E

17

Table 2a. DC power requirements (Amps), single-ended

 

 

 

ST39173N/W/WC

ST34573N/W/WC

Voltage

+5V

+12V

+5V

+12V

Regulation [5]

±5%

±5%[2]

±5%

±5%[2]

Max. operating current

 

 

 

 

DC [1]

1.15

0.95

1.15

0.95

Avg. idle current

 

 

 

 

 

 

[1]

0.75

0.5

0.75

0.5

DCX

Max. starting current

 

 

 

 

(peak DC) [3]

1.2

1.7

1.2

1.7

(peak AC) [3]

2.9

2.9

Delayed motor

 

 

 

 

start (max) [1][4]

0.65

0.06

0.65

0.06

Peak operating current

 

 

 

 

Typical DCX [1][6]

1.05

0.9

1.05

0.9

Maximum DC [1]

1.15

0.95

1.15

0.95

Maximum (peak)

1.7

2.4

1.7

2.4

Notes for this table follows Table 2c.

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Seagate ST34573N/W/WD/LW/WC/LC, ST39173N/W/WD/LW/WC/LC manual DC power requirements Amps, single-ended ST39173N/W/WC, Dcx