Seagate Exos 2X18 SATA Product Manual, Rev. A
13
www.seagate.com
Drive specifications
2.5.1.1
Typical current profiles
Figure 1.
Typical 5V and 12V startup and operation current profiles
2.5.2
Conducted noise
Noise is specified as a periodic and random distribution of frequencies covering a band from DC to 10 MHz. Maximum
allowed noise values given below are peak-to-peak measurements and apply at the drive power connector.
2.5.3
Voltage tolerance
Voltage tolerance (including noise):
5V ± 5%
12V ± 10%
2.5.4
Power Balance
Power Balance is supported to limit max drive power. Three modes are supported:
Full power/Full performance (default)
~12W Mode
~11W Mode
For your convenience, these Power Balance modes may be activated using SeaChest Utilities software available at
or openSeaChest via
+5v
=
250 mV pp from 100 Hz to 20 MHz.
+12v
=
250 mV pp from 100 Hz to 20 MHz.
