NTC Thermistor：SCK Series
Power Thermistor for Limiting Inrush Current
Features
1.
2.
3.
4.
5.
6.
7.
RoHS & Halogen Free (HF) compliant
Body size:
Ф5mm
~
Ф30mm
Radial lead resin coated
High power rating
Wide resistance range
Cost effective
Operating temperature range:
Ф5mm:
-40℃~+150℃
Ф8~ Ф10mm:
-40℃~+170℃
Ф13mm~ Ф30mm:
-40℃~+200℃
8. Agency recognition: UL / cUL / TUV / CSA / CQC
Recommended Applications
1. Switch mode power supply
2. Electric motor
3. Transformer
4. Adapter
5. Projector
6. Halogen lamp
7. LED driver circuit
Part Number Code
Ф5mm~ Ф15mm
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Product Type
THINKING
SCK NTC Thermistor
SCK Series
Body Size
05
08
10
13
15
Ф5mm
Ф8mm
Ф10mm
Ф13mm
Ф15mm
Zero Power
Resistance
at 25℃ (
R
25
)
0R5
2R5
08
20
120
0.5Ω
2.5Ω
8Ω
20Ω
120Ω
Max Steady
State
Current
at 25
℃
X3
2X
8
10
0.3A
2.5A
8A
10A
Tolerance
of R
25
L
M
N
±15%
±20%
±25%
S
F
T
Appearance
Straight lead
Y kink lead
L kink lead
Optional Suffix
Y
RoHS & HF
Compliant
Ф20mm~ Ф30mm
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Product Type
THINKING
SCK NTC Thermistor
SCK Series
Body Size
20
25
30
Ф20mm
Ф25mm
Ф30mm
Zero Power
Resistance
at 25
℃
(R
25
)
R
25
＜
10Ω
0R7:0.7Ω
2R5:2.5Ω
R
25
≧
10Ω
100:10Ω
470:47Ω
471:470Ω
Tolerance
of R
25
L
M
N
±15%
±20%
±25%
Appearance
S
F
T
Straight lead
Y kink lead
L kink lead
Packaging
B
Bulk
Optional Suffix
Y RoHS & HF Compliant
RoHS & HF Compliant
(For SCK25 and
H
SCK30 only)
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
All specifications are subject to change without notice.
9
www.thinking.com.tw
2012.08
NTC Thermistor：SCK Series
Power Thermistor for Limiting Inrush Current
Structure and Dimensions
S Type (Straight lead)
D
T
(Unit: mm)
Series
SCK05
SCK08
SCK10
SCK13
SCK15
SCK20
SCK25
SCK30
Dmax.
6.5
9.5
11.5
14.5
16.5
21.5
29
36
P.
4±0.6
5±0.8
5±0.8
7.5±1
7.5±1
7.5±1
7.5±1
7.5±1
d
0.8±0.02
0.8±0.02
0.8±0.02
0.8±0.02
1.0±0.02
1.0±0.02
1.0±0.02
1.0±0.02
Amax.
6.5
9.5
11.5
14.5
16.5
21.5
29.0
36.0
Lmin.
31
31
31
30
29
26
25
23
Tmax.
5
5
5
6
6
6
7
8
A
Max. 3mm
L
P
d
F Type (Y kink lead)
D
T
(Unit: mm)
Series
SCK05
SCK08
SCK10
SCK13
SCK15
SCK20
SCK25
SCK30
Dmax.
6.5
9.5
11.5
14.5
16.5
21.5
29
36
P
4±0.6
5±0.8
5±0.8
7.5±1
7.5±1
7.5±1
7.5±1
7.5±1
d
0.8±0.02
0.8±0.02
0.8±0.02
0.8±0.02
1±0.02
1±0.02
1±0.02
1±0.02
Amax.
11.0
13.0
15.0
17.5
19.0
24.5
35.0
42.0
Lmin.
29
29
29
27
26
25
22
22
Tmax.
5
5
5
6
6
6
7
8
A
P
d
L
T Type (L kink lead)
D
T
(Unit: mm)
Series
SCK05
Dmax.
6.5
9.5
11.5
14.5
16.5
21.5
P
4±0.6
5±0.8
5±0.8
7.5±1
7.5±1
7.5±1
d
0.8±0.02
0.8±0.02
0.8±0.02
0.8±0.02
1±0.02
1±0.02
Amax.
11.0
13.0
15.0
17.5
19.0
24.5
Hmax.
15.5
17.5
19.5
21.5
23.5
28.5
C.
4.0±1
4.0±1
4.0±1
4.0±1
4.0±1
4.0±1
Tmax.
5
5
5
6
6
6
A
H
SCK08
SCK10
SCK13
SCK15
C
d
P
SCK20
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
All specifications are subject to change without notice.
10
www.thinking.com.tw
2012.08
NTC Thermistor：SCK Series
Power Thermistor for Limiting Inrush Current
Electrical Characteristics
Zero Power
Resistance
at 25°C
R
25
(Ω)
SCK05052□
SCK05081□
SCK05101□
SCK05121□
SCK0520X3□
SCK08042□
SCK084R72□
SCK08053□
SCK08063□
SCK08073□
SCK08082□
5
8
10
12
20
4
4.7
5
6
7
8
Max.
Current
at 25℃
I
max
(A)
2
1
1
1
0.3
2
2
3
3
3
2
Residual
Resistance
at 25
℃
Imax
R
Imax
(Ω)
0.429
1.089
1.126
1.184
5.560
0.441
0.445
0.261
0.283
0.287
0.520
Recommend
Capacitance
@240Vac
C
th
(F)
100
68
100
68
100
220
220
220
220
220
220
220
100
100
100
470
330
330
470
560
560
470
330
330
330
470
330
330
330
330
220
330
330
330
330
220
200
200
Max.
Power Rating
at 25°C
P
max
(W)
Dissipation
Factor
δ(mW/°C)
Thermal
Time
Constant
τ
(Sec.)
Part No.
Operating
Temperature
Range
T
L
~T
U
(°C)
1.8
Approx.
15
Approx.
17
-40 ~ +150
2.3
Approx.
16
Approx.
38
-40 ~ +170
SCK08102□
10
2
0.542
SCK08152□
15
2
0.548
SCK08201□
20
1
1.544
SCK0830X□
30
0.5
4.094
SCK10015□
1
5
0.091
SCK101R35□
1.3
5
0.095
SCK101R55□
1.5
5
0.101
SCK102R55A□
2.5
5
0.120
SCK10035□
3
5
0.127
SCK10044□
4
4
0.161
SCK10054□
5
4
0.180
SCK106R83□
6.8
3
0.270
SCK10083□
8
3
0.278
SCK10103□
10
3
0.297
SCK10123□
12
3
0.301
SCK10133□
13
3
0.356
SCK10152X□
15
2.5
0.442
SCK10162X□
16
2.5
0.471
SCK10202□
20
2
0.646
SCK10222□
22
2
0.659
SCK10252□
25
2
0.674
SCK10302□
30
2
0.700
SCK10472□
47
2
0.720
SCK10502□
50
2
0.813
SCK10801□
80
1
2.236
SCK101001□
100
1
2.318
SCK101201□
120
1
2.406
Note 1:
□
= Tolerance of R
25
Note 2: Special specifications are available upon request.
2.4
Approx.
17
Approx.
43
-40 ~ +170
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
All specifications are subject to change without notice.
11
www.thinking.com.tw
2012.08
NTC Thermistor：SCK Series
Power Thermistor for Limiting Inrush Current
Electrical Characteristics
Zero Power
Resistance
at 25°C
R
25
(Ω)
SCK13013
SCK131R37
SCK132R56
SCK13045
SCK134R74
SCK13055
SCK13074
SCK13084
SCK13104
SCK13124
SCK13153
1
1.3
2.5
4
4.7
5
7
8
10
12
15
Max.
Current
at 25℃
I
max
(A)
3
7
6
5
4
5
4
4
4
4
3
Residual
Resistance
at 25
℃
Imax
R
Imax
(Ω)
0.174
0.070
0.094
0.132
0.168
0.166
0.184
0.206
0.217
0.230
0.343
Recommend
Capacitance
@240Vac
C
th
(F)
560
470
560
560
560
560
470
470
470
560
560
560
560
470
680
680
680
800
680
680
820
800
820
680
820
680
820
680
820
820
680
820
560
680
680
560
680
680
560
560
Max.
Power Rating
at 25°C
P
max
(W)
Dissipation
Factor
δ(mW/°C)
Thermal
Time
Constant
τ
(Sec.)
Part No.
Operating
Temperature
Range
T
L
~T
U
(°C)
3.1
Approx.
18
Approx.
66
-40 ~ +200
SCK13163
16
3
0.348
SCK13183
18
3
0.365
SCK13203
20
3
0.410
SCK150R78A
0.7
8
0.051
SCK15018
1
8
0.054
SCK151R38
1.3
8
0.064
SCK151R58
1.5
8
0.068
SCK15028
2
8
0.078
SCK152R58
2.5
8
0.086
SCK15037
3
7
0.091
SCK15046
4
6
0.117
SCK15056
5
6
0.121
SCK15065
6
5
0.159
SCK15075
7
5
0.161
SCK15085
8
5
0.165
SCK15105
10
5
0.178
SCK15125
12
5
0.185
SCK15154
15
4
0.261
SCK15164
16
4
0.265
SCK15184
18
4
0.273
SCK15204
20
4
0.283
SCK15224
22
4
0.308
SCK15253
25
3
0.425
SCK15303
30
3
0.461
SCK15333
33
3
0.484
SCK15403
40
3
0.511
SCK15473
47
3
0.517
SCK15802X
80
2.5
0.693
SCK151202
120
2
1.010
Note 1:
□
= Tolerance of R
25
Note 2: Special specifications are available upon request.
3.6
Approx.
21
Approx.
75
-40 ~ +200
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
All specifications are subject to change without notice.
12
www.thinking.com.tw
2012.08
NTC Thermistor：SCK Series
Power Thermistor for Limiting Inrush Current
Electrical Characteristics
Zero Power
Resistance
at 25°C
R
25
(Ω)
SCK200R7□
SCK201R0□
SCK201R5□
SCK202R0□
SCK202R5□
SCK203R0□
SCK204R0□
SCK204R7□
SCK205R0□
SCK206R0□
SCK206R8□
0.7
1
1.5
2
2.5
3
4
4.7
5
6
6.8
Max.
Current
at 25℃
I
max
(A)
15
13
10.5
10
9
8.5
8
7.5
7.5
7
6.5
Residual
Resistance
at 25
℃
Imax
R
Imax
(Ω)
0.035
0.034
0.041
0.062
0.083
0.078
0.080
0.114
0.118
0.120
0.130
Recommend
Capacitance
@240Vac
C
th
(F)
Max.
Power Rating
at 25°C
P
max
(W)
Dissipation
Factor
δ(mW/°C)
Thermal
Time
Constant
τ
(Sec.)
Part No.
Operating
Temperature
Range
T
L
~T
U
(°C)
1000
4.9
Approx.
28
Approx.
113
-40 ~ +200
SCK207R0□
7
6.5
0.132
SCK208R0□
8
6
0.161
SCK20100□
10
5.5
0.196
SCK20120□
12
5
0.197
SCK20130□
13
5
0.213
SCK20150□
15
4.5
0.258
SCK20160□
16
4.5
0.276
SCK20180□
18
4
0.280
SCK20200□
20
4
0.306
SCK251R0□
1
20
0.020
SCK251R5□
1.5
18.5
0.023
SCK252R0□
2
18
0.025
SCK252R5□
2.5
15
0.032
SCK253R0□
3
14.5
0.042
SCK254R0□
4
14
0.044
SCK254R7□
4.7
13
0.052
SCK255R0□
5
12
0.061
SCK256R8□
6.8
10.5
0.082
SCK257R0□
7
10
0.092
SCK258R0□
8
9
0.115
SCK25100□
10
8
0.141
SCK25120□
12
7.5
0.164
SCK25150□
15
6.5
0.210
SCK25180□
18
5.5
0.231
SCK25200□
20
5
0.270
Note 1:
□
= Tolerance of R
25
Note 2: Special specifications are available upon request.
1200
7.0
Approx.
30
Approx.
130
-40 ~ +200
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
All specifications are subject to change without notice.
13
www.thinking.com.tw
2012.08
