Datasheet

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CUI Inc │ SERIES: PRF20 │ DESCRIPTION: DC-DC CONVERTER date 02/12/2014 │ page 4 of 6
100
80
60
40
20
Ambient Temperature (°C)
Load (%)
-40 -20 0 20 40 60
8073 105 120
Temperature Derating Curve
Safe operating area
DERATING CURVES
EMC RECOMMENDED CIRCUIT
Figure 2
Figure 1
Table 2
Table 1
TEST CONFIGURATION
Cin
L1
To Oscilloscope
+Vin
-Vin
+Vo
-Vo
R-Load
Vin
+
-
Note: Input refl ected-ripple current is measured with an inductor L1 to simulate source impedance.
External components
Lin 12μH
Cin 22μF, ESR < 0.2Ω at 100 KHz
External components
3A time delay fuse
TVS
+Vin
-Vin
+Vo
-Vo
R-Load
Vin
+
-
FUSE
TVS
EN50155(EN50121-3-2)
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