A-4 1266 Product Specifications
Appendix A
Total Usable Power
Peak and Dynamic
Current
Output Voltage
Temperature
Usable Power (90-264 Vac)
1
0 - 40°C
175 W
40 - 50°C
150 W
50 - 55°C
125 W
1
Total output before thermal shutdown or safety limitation.
Voltage
Peak Current I
MP
(Amps)
1,2
Dynamic Current I
MD
(Amps)
1,3
+5V
4,5
+12V
6
- 12V
6
+24V
-5.2V
5
- 2V
17A
2.7A
2A
2A
2A
2A
2.5A
1.0A
0.8A
1.0A
1.0A
1.0A
1
Specifications apply at the mainframe backplane, 0 - 55°C.
2
I
MP
= Rated mainframe peak DC output current as defined by the VXIbus Specification.
3
I
MD
= Rated mainframe peak-to-peak dynamic current as defined in the VXIbus
Specification by a current vs. frequency curve.
4
+5V must have 1.0A minimum load for other supplies to be in regulation specification.
5
(Standard Only) M5V current can be increased if -5.2V load is less than 2.0A
maximum. Maximum = 17.0A +1.2*(2.0A - Load on -5.2V).
6
M12V current can be increased if -12V load is less than 2.0A maximum.
Maximum = 2.7A + 1.2*(2.0A - Load on -12V)
Voltage
Allowed Variation*
Ripple/Noise DC Load*
Induced Ripple/Noise*
+5V
+0.25V / –0.125V
50mV
50mV
+12V
+0.60V / –0.36V
50mV
50mV
-12V
–0.60V / +0.36V
50mV
50mV
+24V
+1.20V / –0.72V
150mV
150mV
Summary of Contents for 1266
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