Efficiency and power losses – Rockwell Automation 1606-XLP15A Power Supply Reference Manual User Manual
Page 8
All parameters are specified at 5V, 3A, 230Vac, 25°C ambient and after a 5 minutes run-in time unless noted otherwise.
8
Rockwell Automation Publication 1606-RM019A-EN-P — March 2014
Bulletin 1606 Switched Mode Power Supplies
8. Efficiency and Power Losses
AC 100V
AC 120V
AC 230V
Efficiency
typ.
75.8%
76.8%
77.2%
at 5V, 3A (full load)
Power losses
typ.
0.2W
0.3W
0.6W
at 0A
typ.
2.3W
2.3W
2.4W
at 5V, 1.5A (half load)
typ.
4.9W
4.6W
4.5W
at 5V, 3A (full load)
Fig. 8-1
Efficiency vs. output current at 5V,
typ.
Fig. 8-2 Losses vs. output current at 5V,
typ.
Efficiency
0
71
72
73
74
75
76
77
70
78%
3.0A
1.0
1.5
2.5
Output Current
0.5
2.0
a) 100Vac
b) 120Vac
c) 230Vac
b
c
a
Power Losses
0
0.5
3.0A
0
2
3
5W
4
1.0
1.5
2.0
Output Current
2.5
a) 100Vac
b) 120Vac
c) 230Vac
b
c
a
1
c
b
a
Fig. 8-3
Efficiency vs. input voltage at 5V, 3A,
typ.
Fig. 8-4 Losses vs. input voltage at 5V, 3A,
typ.
Efficiency
85
120
155
190
225 260Vac
72
73
74
75
76
77
78%
Input Voltage
Power Losses
3.75
4.25
4.50
4.75
5W
85
120
155
190
225 260Vac
Input Voltage
4.00