HP dx7300 Technical Reference Manual page 123

Table 7-3 lists the specifications for the 365-watt power supply used in the MT and CMT form
factors
365-Watt (M/T & CMT) Power Supply Assembly Specifications
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%.
Technical Reference Guide
Table 7-3.
Min.
Range or
Current
Tolerance Loading [1]
90–264 VAC --
47–63 Hz --
-- --
+ 4 % 0.10 A
+ 3.3 % 0.30 A
+ 3.3 % 0.00 A
+ 5 % 0.20 A
+ 5 % 0.00 A
+ 10 % 0.00 A
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Power and Signal Distribution
Max. Surge
Current Current [2]
-- --
-- --
6.0 A --
24.0 A 24.0 A
19.0 A 19.0 A
3.00 A 3.00 A
12.0 A 14.5 A
14.5 A 17.5 A
0.15 A 0.15 A
Max.
Ripple
--
--
--
50 mV
50 mV
50 mV
120 mV
200 mv
200 mV
7-3