National Instruments Power Supply PXI-1045 用户手册

Maximum ripple and noise (20 MHz bandwidth)

Over-current protection ..........................All outputs protected from short 

circuit and overload with 
automatic recovery when the 
short or overload is removed.

Over-voltage protection

1

3.3 V ................................................140 to 150% above nominal 

output voltage

5 V, +12 V, –12 V ...........................120 to 130% above nominal 

output voltage

Power supply shuttle MTTR ...........Replacement in under 5 minutes

+3.3 V

50 mV

pp

+12 V

120 mV

pp

+5 V

 50 mV

pp

–12 V

 120 mV

pp

1   

To reset over-voltage protection, remove the MAINS for 30 seconds and then power up.