NTC Thermistor：SCK Series
Power Thermistor for Limiting Inrush Current
ꢀ Max. Current Derating Curve
ITa
100%
Imax
TU：Maximum operating temperature (℃)
TL：Minimum operating temperature (℃)
For example：
Ambient temperature(Ta)＝60℃
Maximum operating temperature(TU)＝200℃
ITa=[1-(Ta-25)/(Tu-25)]×Imax=80%Imax.
0
25
0
TL
TU
Ambient temperature (
)
℃
ꢀ R-T Characteristic Curves (representative)
SCK05052~SCK0520X3
SCK08042~SCK0830X
1000
1000
100
10
100
10
SCK0830X
SCK08201
SCK08152
SCK08102
SCK08082
SCK08073
SCK08063
SCK08053
SCK084R72
SCK08042
SCK0520X3
1
1
SCK05121
SCK05101
SCK05081
SCK05052
0.1
0.1
-40 -30 -20 -10
0
10 20 30 40 50 60 70 80 90 100 110 120 130 140 150
-40 -30 -20 -10
0
10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170
Temperature (℃)
Temperature (℃)
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
7
www.thinking.com.tw
2011.02
All specifications are subject to change without notice.
THINKING [ Thinking Electronic Industrial Co.,Ltd ]
