
© by SEMIKRON / 2019-07-23 / Technical Explanation / SKYPER
®
42 LJ R
PROMGT.1026/ Rev.7/ Template Technical Explanation
Page 18/35
Figure 13: SKYPER
®
42 LJ R | Secondary side | Example of an external error input circuitry
Recommended values
Component
Value
Remark
C
1
1nF
C
2
100nF
C
3
1µF
R
1
30.1kΩ
R
2
15kΩ
R
3
30.1kΩ
R
4
30.1kΩ
R
CFG(temp)
-
The value of the R
CFG(temp)
has to be determined considering
the resistance characteristic of the connected thermistor and
the desired trip level.
Parameter
Min
Typ
Max
Threshold high
-
-
13 V
Threshold low
2 V
-
-
R
1
SKYPER
®
42 LJ R
PWR_VS_P_TOP X100:03
nERR_IN_TOP X100:04
PWR_GND_TOP X100:08
PWR_VS_N_TOP X100:10
ϑ
R
2
C
1
C
2
R
C
F
G
(t
em
p
)
C
3
R
3
R
4