Calculating Input Power Requirements for IC693PWR328
The following graph is a typical 48 VDC power supply efficiency curve. A basic procedure for
determining efficiency of the 48 VDC power supply follows the figure.
5 10 15 25 30
TOTAL OUTPUT POWER (WATTS)
Figure 4-7. Typical Efficiency Curve for IC693PWR328 Power Supply
Start-up surge at full load is 4 amps for 250 milliseconds (maximum).
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