Table 4:

DC power requirements for ST9450405FC model

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2Gb

 

4Gb

 

 

 

 

 

 

 

 

 

 

 

 

Notes

(Amps)

(Amps)

(Amps)

(Amps)

 

 

 

 

 

 

 

 

Voltage

 

 

 

+5V

+12V [2]

+5V

+12V [2]

 

 

 

 

 

 

 

Regulation

 

[6]

±5%

±5% [2]

±5%

±5% [2]

 

 

 

 

 

 

 

Avg idle current DC

 

[1] [8]

0.37

0.18

0.38

0.18

 

 

 

 

 

 

 

Advanced Idle Current

 

 

 

 

 

 

 

Idle_A

3σ

 

0.37

0.19

0.40

0.19

 

Idle_B

3σ

 

0.26

0.17

0.28

0.17

 

Idle_C

3σ

 

0.26

0.09

0.28

0.09

 

Standby

3σ

 

0.26

0.06

0.28

0.06

 

 

 

 

 

 

 

Maximum starting current

 

 

 

 

 

 

 

(peak DC) DC

3σ

[4]

0.64

0.89

0.65

0.89

 

(peak AC) AC

3σ

[4]

0.96

1.61

0.96

1.58

 

 

 

 

 

 

 

Delayed motor start (max) DC

3σ

[1] [5]

0.59

0.06

0.61

0.06

 

 

 

 

 

 

 

Peak operating current (random read):

 

 

 

 

 

 

 

Typical DC

 

[1] [7]

0.45

0.40

0.46

0.40

 

Maximum DC

3σ

[1]

0.48

0.42

0.49

0.41

 

Maximum (peak) DC

3σ

 

1.23

1.52

1.26

1.50

 

 

 

 

 

 

 

Peak operating current (random write)

 

 

 

 

 

 

 

Typical DC

 

 

0.51

0.36

0.52

0.36

 

Maximum DC

3σ

 

0.54

0.41

0.56

0.40

 

Maximum (peak) DC

3σ

 

1.14

1.56

1.06

1.52

 

 

 

 

 

 

 

Peak operating current (sequential read)

 

 

 

 

 

 

 

Typical DC

 

 

0.83

0.17

0.84

0.17

 

Maximum DC

3σ

 

0.88

0.18

0.90

0.18

 

Maximum (peak) DC

3σ

 

1.13

0.30

1.21

0.31

 

 

 

 

 

 

 

Peak operating current (sequential write)

 

 

 

 

 

 

 

Typical DC

 

 

0.90

0.17

0.92

0.17

 

Maximum DC

3σ

 

0.94

0.18

0.96

0.18

 

Maximum (peak) DC

3σ

 

1.14

0.39

1.20

0.30

 

 

 

 

 

 

 

 

Savvio 10K.5 FC Product Manual, Rev. D

25

Page 31
Image 31
Seagate ST9300605FC, ST9900805FC, ST9600205FC manual DC power requirements for ST9450405FC model 2Gb 4Gb Amps