NTC Thermistor：SCK Series
Power Thermistor for Limiting Inrush Current
Residual
Resistance Power
at 25℃
Imax
Max.
Zero Power
Resistance
at 25°C
Max.
Current
at 25℃
Thermal
Time
Constant
Operating
Temperature
Range
Safety Approvals
Dissipation
Factor
Rating
at 25°C
Part No.
UL cUL CSA TUV CQC
R25(ꢀ)
Imax(A)
RImax(ꢀ)
0.035
0.034
0.041
0.062
0.083
0.078
0.080
0.114
0.118
0.120
0.130
0.132
0.161
0.196
0.197
0.213
0.258
0.276
0.280
0.306
0.020
0.023
0.025
0.032
0.042
0.044
0.052
0.061
0.082
0.092
0.115
0.141
0.164
0.210
0.231
0.270
Pmax(W) δ(mW/°C)
τ(Sec.)
TL~TU(°C)
SCK200R7□
SCK201R0□
SCK201R5□
SCK202R0□
SCK202R5□
SCK203R0□
SCK204R0□
SCK204R7□
SCK205R0□
SCK206R0□
SCK206R8□
SCK207R0□
SCK208R0□
SCK20100□
SCK20120□
SCK20130□
SCK20150□
SCK20160□
SCK20180□
SCK20200□
SCK251R0□
SCK251R5□
SCK252R0□
SCK252R5□
SCK253R0□
SCK254R0□
SCK254R7□
SCK255R0□
SCK256R8□
SCK257R0□
SCK258R0□
SCK25100□
SCK25120□
SCK25150□
SCK25180□
SCK25200□
0.7
1
15
13
10.5
10
9
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
1.5
2
2.5
3
8.5
8
4
4.7
5
7.5
7.5
7
4.9
Approx.
28
Approx.
113
6
-40 ~ +200
6.8
7
6.5
6.5
6
8
10
12
13
15
16
18
20
1
5.5
5
5
4.5
4.5
4
4
20
18.5
18
15
14.5
14
13
12
10.5
10
9
1.5
2
2.5
3
4
4.7
5
Approx.
30
Approx.
130
7.0
-40 ~ +200
6.8
7
8
10
12
15
18
20
8
7.5
6.5
5.5
5
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
All specifications are subject to change without notice.
5
www.thinking.com.tw
2011.02
THINKING [ Thinking Electronic Industrial Co.,Ltd ]
