Power Supply Requirements; Figure 4.6 Current Waveform (Spin-Up) - Fujitsu MBA3300FD 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)
and (5) below.)
(2) Current waveform (reference)
Figure 4.6 shows the spin-up current waveform of +5V DC and +12V DC.
+5VDC
MBA3300FD
Time (2 sec/div)
+12VDC
MBA3300FD
Time (2 sec/div)
48
MBA3147FD
Time (2 sec/div)
MBA3147FD
Time (2 sec/div)
Figure 4.6 Current waveform (Spin-up)
MBA3073FD
Time (2 sec/div)
MBA3073FD
Time (2 sec/div)
C141-E264