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SAMLEX AMERICA INC. | 15
Input voltage
Inrush current
Peak inrush
current
Rated steady state
input RMS current
NOTE: Voltage
and current scales
are different
Fig 4.1: Inrush current in an SMPS
TIME
Peak Current
RMS Current
Non-linear
Input Current
Pulse
Input Sine
Wave Voltage
Crest Factor = Peak Current = 3
RMS Current
Voltage (+)
Voltage (–)
Cur
ren
t (+)
Cur
ren
t (–)
NOTE: Voltage
and current scales
are different
Fig. 4.2: High Crest Factor of current drawn by SMPS
seCtIOn 4 |
Powering Direct / embedded switch
Mode Power supplies (sMPs)
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Summary of Contents for PST-300S-12E
Page 102: ...102 51 OPMERKINGEN 102...
Page 153: ...153 HINWEISE 153...
Page 204: ...204 51 NOTES 204...
Page 255: ...255 51 NOTAS 255...
Page 256: ...256 256 www samlex com www samlex solar com 256...