HP Compaq dc7900 USDT Technical Reference Manual page 82

Power and Signal Distribution
Table 7-3 lists the specifications for the 365-watt power supply used in the CMT form factor.
Input Line Voltage:
1 15–230 VAC (auto-ranging)
Line Frequency
Input (AC) Current
+3.3 VDC Output
+5.08 VDC Output
+5.08 AUX Output
+12 VDC Output
+12 VDC Output (Vcpu)
- 1 2 VDC Output
NOTES:
Total continuous output power should not exceed 365 watts. Maximum surge power should not exceed 385 watts.. Maximum
combined power of +5 and +3.3 VDC is 160 watts.
[1] Minimum loading requirements must be met at all times to ensure normal operation and specification compliance.
[2] Maximum surge duration for +12Vcpu is 1 second with 12-volt tolerance +/- 10%.
7-4
Table 7-3.
CMT 365-Watt Power Supply Unit Specifications
Range or
Tolerance
90–264 VAC
47–63 Hz
--
+ 4 %
+ 3.3 %
+ 3.3 %
+ 5 %
+ 5 %
+ 10 %
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Min.
Current Max.
Loading [1] Current
-- --
-- --
-- 6.0 A
0.10 A 24.0 A
0.30 A 19.0 A
0.00 A 3.00 A
0.20 A 12.0 A
0.00 A 14.5 A
0.00 A 0.15 A
Surge Max.
Current [2] Ripple
-- --
-- --
-- --
24.0 A 50 mV
19.0 A 50 mV
3.00 A 50 mV
14.5 A 120 mV
17.5 A 200 mv
0.15 A 200 mV
Technical Reference Guide