Appendix A
Specifications
A-4
©
National Instruments Corporation
Table A-5.
DC Output Specifications for DC-Capable Power Supply
Characteristic
Description
Maximum Usable Power
160 W
DC Current Capacity (I
MP
)
Voltage
I
MP
(Steady-State Current)
+3.3 V
10 A
+12 V
4 A
+5 V
20 A - (3.3 V power)
–12 V
0.4 A
Load Regulation
Voltage
Regulator
+3.3 V
< 2%
+12 V
< 2%
+5 V
< 2%
–12 V
< 5%
Maximum Ripple and
Noise
1% ripple, 1% noise
20 MHz bandwidth
Over-Current Protection
All outputs have over-current protection.
Restart by ON/STANDBY switch.
Over-Voltage Protection
20% to 35% above output voltage causes
supply shutdown. Restart by
ON/STANDBY switch.
Power Supply/Fan Unit
MTTR
Replacement in under 5 minutes
