Power Specifications - Seagate STT20000A Product Manual

Specifications

Power specifications

STT20000A Product Manual
The following table lists the power specifications for the STT20000A. (Power
specifications are measured at the tape drive power connector and are nominal
values.)
Specification
DC Voltage
Voltage Tolerance
Operational Current
Standby Current
Peak
Power Sequence
Ripple (peak to peak)
Power use
(nominal)
The following table lists pin assignments for the power connector for the drive.
Pin
1
2
3
4
Measurement
+12 VDC +5 VDC
± 10% ± 5%
2.0 amps 1.0 amp
0.2 amp 0.6 amp
2.2 amps max. —
None None
≤ 100 mV ≤ 100 mV
< 15 Watts < 15 Watts
(excluding surge) (excluding surge)
Assignment
+12 VDC
+12 return
+5 return
+5 VDC
Chapter 2
Page 9