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