Power Supply Requirements; Figure 4.6 Current Waveform (Spin-Up) - Fujitsu MBB2147RC Product Manual

Installation Requirements
4.2

Power Supply Requirements

(1) Allowable input voltage and current
The power supply input voltage measured at the power supply connector pin of the HDDs (receiving
end) must satisfy the requirement given in Subsection 2.1.3. (For other requirements, see Items (4)
below.)
(2) Current waveform (reference)
Figure 4.6 shows the spin-up current waveform of +5V DC and +12V DC.
+5VDC
+12VDC
46
MBB2147RC
Time(2 sec/div)
MBB2147RC
Time(2 sec/div)
Figure 4.6 Current waveform (Spin-up)
MBB2073RC
Time(2 sec/div)
MBB2073RC
Time(2 sec/div)
C141-E257