Table 1.3 Current And Power Dissipation - Fujitsu MHS2030AT - 2.5" Notebook 30GB Drive Product Manual

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(4) Current Requirements and Power Dissipation
Table 1.3 lists the current and power dissipation (typical).
Spin up (*1)
Idle
R/W (on track) (*2)
Seek (*5)
Standby
Sleep
Energy
Efficiency (*4)
*1
Current at starting spindle motor.
*2
Current and power level when the operation (command) that accompanies a
transfer of 63 sectors is executed 3 times in 100 ms
*3
Power requirements reflect nominal values for +5V power.
*4
Energy efficiency based on the Law concerning the Rational Use of Energy
indicates the value obtained by dividing power consumption by the storage
capacity. (Japan only)
*5
The seek average current is specified based on three operations per 100
msec.
(5) Current fluctuation (Typ.) at +5V when power is turned on
C141-E171-03EN

Table 1.3 Current and power dissipation

Typical RMS Current
MHS Series
0.9 A
130 mA
460 mA
460 mA
50 mA
20 mA
1.3 Power Requirements
Typical Power (*3)
MHS Series
4.5 W
0.65 W
2.3 W
2.3 W
0.25 W
0.1 W
0.011 W/GB
(rank E / MHS2060AT)
0.011 W/GB
(rank E / MHS2040AT)
0.022 W/GB
(rank D / MHS2030AT)
0.022 W/GB
(rank D / MHS2020AT)
1-7

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