Figure 1.1 Negative Voltage At +5V When Power Is Turned Off - Fujitsu MHS2030AT - 2.5" Notebook 30GB Drive Product Manual

Device Overview
(3) A negative voltage like the bottom figure isn't to occur at +5V when power is turned off and, a
thing with no ringing.
Permissible level:
5
4
3
2
1
0
-1
0

Figure 1.1 Negative voltage at +5V when power is turned off

1-6
0.2V
100 200 300 400
Time [ms]
500 600 700 800
C141-E171-03EN