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Characteristic
Efficiency
Minimum
Typical
92
Maximum
Units
%
Notes & Conditions
Full load (see fig.7-8)
Isolation: Input to Output
Input to Ground
Output to Ground
4000
1500
500
45
VAC
VAC
VAC
Class I Models
Class I Models
PFC stage
200
110
3.9
Switching Frequency
kHz
90
DC-DC stage
Power Density
Mean Time Between Failure
Weight
W/in3
kHrs
lb (g)
172
0.9 (400)
MIL-HDBK-217F, Notice 2 +25 °C GB
Average Active Efficiency
Average Active Efficiency
Characteristic
Units
Notes & Conditions
115 V / 60 Hz
90.41
230 VAC / 50 Hz
89.92
AHM85PS12 & C2
AHM85PS15 & C2
AHM85PS19 & C2
AHM85PS24 & C2
89.37
88.99
%
As per Energy Star Level V test procedure
90.36
89.93
91.67
91.23
Efficiency Versus Load
100%
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
10
20
30
40
50
60
70
80
90
100
Load (%)
Figure 7 - AHM85PS12
115Vac input
230Vac input
100%
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
10
20
30
40
50
60
70
80
90
100
Load (%)
Figure 8 - AHM85PS24
5
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