Device Overview
(5) Current Requirements and Power Dissipation
Table 1.3 lists the current and power dissipation (typical).
Table 1.3 Current and power dissipation
Typical RMS Current
Typical Power (*3)
SATA interface
transfer speed
Gen1 (1.5 Gbps)
Gen2 (3.0 Gbps)
Gen1 (1.5 Gbps)
Gen2 (3.0 Gbps)
Spin up (*1)
1.1 A
1.1 A
5.5 W
5.5 W
Idle (*6)
160 mA
160 mA
0.80 W
0.80 W
R/W (on track)
(*2)
420 mA
460 mA
2.1 W
2.3 W
Seek (*5)
460 mA
500 mA
2.3 W
2.5 W
Standby (*6)
26 mA
26 mA
0.13 W
0.13 W
Sleep (*6)
26 mA
26 mA
0.13 W
0.13 W
Energy
Efficiency (*4)
⎯
e rank (0.0025 W/GB): MHZ2320BJ
e rank (0.0032 W/GB): MHZ2250BJ
e rank (0.0040 W/GB): MHZ2200BJ
d rank (0.0050 W/GB): MHZ2160BJ
d rank (0.0067 W/GB): MHZ2120BJ
d rank (0.0100 W/GB): MHZ2080BJ
*1
Maximum current and power 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 typical values for +5 V 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.
*6
IPM mode: Slumber mode.
1-10
C141-E280
Содержание MHZ2080BJ
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Страница 253: ...5 4 Command Protocol Device Host RegHD PIO Setup DATA Figure 5 14 PIO data in command protocol C141 E280 5 179 ...
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