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 NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
Features
RoHS compliant Body size 5mm~ 30mm Radial lead resin coated High power rating Wide resistance range Cost effective Operating temperature range 5mm-40~+150 8~10mm-40~+170 13mm~30mm-40~+200 8. Agency recognition: UL /cUL/TUV /CSA/CQC 1. 2. 3. 4. 5. 6. 7.
Recommended Applications
1. Switch mode power supply 2. Electric motor 3. Transformer 4. Adapter 5. Projector 6. Halogen lamp
Part Number Code
5mm~ 15mm
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Product Type
Thinking SCK NTC thermistor SCK type
Body Size
05 08 10 13 15
5mm 8mm 10mm 13mm 15mm
Zero Power Resistance at 25 (R25)
0R5 2R5 08 20 120 0.5 2.5 8 20 120
Max Steady
State Current
Tolerance of R25
L M N 15% 20% 25% S I F
Appearance
Straight lead Inner kink lead Y kink lead
Optional Suffix
Y RoHS compliant
at 25
X3 2X 8 10 0.3A 2.5A 8A 10A
20mm~ 30mm
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Product Type
Thinking SCK NTC thermistor SCK type
Body Size
20 25 30
20mm 25mm 30mm
Zero Power Resistance at 25 (R25)
R2510 0R7:0.7 2R5:2.5 R2510 100:10 470:47 471:470
Tolerance of R25
L M N 15% 20% 25%
Appearance
S I F Straight lead Inner kink lead Y kink lead
Packaging
B
Bulk
Optional Suffix
Y RoHS compliant
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
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2008.03
NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
Structure and Dimensions
S Type (Straight lead)
D T
(Unit:mm) Body Size
A
P d
L
05 08 10 13 15 20 25 30
Dmax. 6.5 9.5 11.5 14.5 16.5 21.5 29 36
P. 40.6 50.8 50.8 7.51 7.51 7.51 7.51 7.51
d 0.80.02 0.80.02 0.80.02 0.80.02 1.00.02 1.00.02 1.00.02 1.00.02
Amax. 6.5 9.5 11.5 14.5 16.5 21.5 29 36
Lmin. 31 31 31 30 29 26 25 23
Tmax. 5 5 5 6 6 6 7 8
F Type (Y kink lead)
D T
(Unit:mm) Body Size
A
P d
L
08 10 13 15 20 25 30
Dmax. 9.5 11.5 14.5 16.5 21.5 29 36
P 50.8 50.8 7.51 7.51 7.51 7.51 7.51
d 0.80.02 0.80.02 0.80.02 10.02 10.02 10.02 10.02
Amax. 13 15 17.5 20 28 35 42
Lmin. 29 29 27 26 25 22 22
Tmax. 5 5 6 6 6 7 8
D
D T T
I Type (Inner kink lead)
A
A
P d
L P d
L
Figure A
Figure B
(Unit:mm)
Body Size
05 08 10 13 15 20 25 30
Dmax. 6.5 9.5 11.5 14.5 16.5 21.5 29 36
P 50.8 50.8 50.8 7.51 7.51 7.51 7.51 7.51
d 0.80.02 0.80.02 0.80.02 0.80.02 10.02 10.02 10.02 10.02
Amax. 10 16 17 20 23 28 35 42
Lmin. 29 25 25 25 25 24 22 22
Tmax. 5 5 5 6 6 6 7 8
Figure B A A A A A A A
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NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
Electrical Characteristics
Zero Power Resistance at 25 C R25( ) SCK05052 SCK05081 SCK05101 SCK05121 SCK0520X3 SCK08042 SCK084R72 SCK08053 SCK08063 SCK08073 SCK08082 SCK08102 SCK08152 SCK08201 SCK0830X SCK10015 SCK101R35 SCK101R55 SCK102R55A SCK10035 SCK10044 SCK10054 SCK106R83 SCK10083 SCK10103 SCK10123 SCK10133 SCK10152X SCK10162X SCK10202 SCK10222 SCK10252 SCK10302 SCK10472 SCK10502 SCK10801 SCK101001 SCK101201 SCK13013 SCK131R37 SCK132R56 SCK13045 SCK134R74 SCK13055 SCK13074 SCK13084 SCK13104 SCK13124 SCK13153 SCK13163 SCK13183 SCK13203 5 8 10 12 20 4 4.7 5 6 7 8 10 15 20 30 1 1.3 1.5 2.5 3 4 5 6.8 8 10 12 13 15 16 20 22 25 30 47 50 80 100 120 1 1.3 2.5 4 4.7 5 7 8 10 12 15 16 18 20 Max. Steady Residual Max. State Resistance Power Current at 25 Rating at 25 C Imax at 25 C Imax(A) 2 1 1 1 0.3 2 2 3 3 3 2 2 2 1 0.5 5 5 5 5 5 4 4 3 3 3 3 3 2.5 2.5 2 2 2 2 2 2 1 1 1 3 7 6 5 4 5 4 4 4 4 3 3 3 3 RImax( )
0.429 1.089 1.126 1.184 5.560 0.441 0.445 0.261 0.283 0.287 0.520 0.542 0.548 1.544 4.094 0.091 0.095 0.101 0.120 0.127 0.161 0.180 0.270 0.278 0.297 0.301 0.356 0.442 0.471 0.646 0.659 0.674 0.700 0.720 0.813 2.236 2.318 2.406 0.174 0.070 0.094 0.132 0.168 0.166 0.184 0.206 0.217 0.230 0.343 0.348 0.365 0.410
Part No.
Dissipation Factor (mW/ C) Approx.
Thermal Time Constant (Sec.) Approx.
Operating Temperature Range UL TL~TU( C)
Safety Approvals cUL CSA TUV CQC
Pmax(W)
1.8 15 17
-40 ~ +150
Approx. 2.3 16
Approx. -40 ~ +170 38
Approx. 2.4 17
Approx. -40 ~ +170 43

Approx . 3.1 18
Approx. -40 ~ +200 66
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NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
Part No.
Zero Power Resistance at 25 C R25( )
Max. Steady Residual Max. State Resistance Power Current at 25 Rating at 25 C at 25 C Imax Imax(A) RImax( ) Pmax(W) 8 8 8 8 8 8 7 6 6 5 5 5 5 5 4 4 4 4 4 3 3 3 3 3 2.5 2 15 13 10.5 10 9 8.5 8 7.5 7.5 7 6.5 6.5 6 5.5 5 5 4.5 4.5 4 4
0.051 0.054 0.064 0.068 0.078 0.086 0.091 0.117 0.121 0.159 0.161 0.165 0.178 0.185 0.261 0.265 0.273 0.283 0.308 0.425 0.461 0.484 0.511 0.517 0.693 1.010 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
Dissipation Factor (mW/ C)
Thermal Time Constant (Sec.)
Operating Temperature Range TL~TU( C) UL
Safety Approvals cUL CSA TUV CQC
SCK150R78A SCK15018 SCK151R38 SCK151R58 SCK15028 SCK152R58 SCK15037 SCK15046 SCK15056 SCK15065 SCK15075 SCK15085 SCK15105 SCK15125 SCK15154 SCK15164 SCK15184 SCK15204 SCK15224 SCK15253 SCK15303 SCK15333 SCK15403 SCK15473 SCK15802X SCK151202 SCK200R7 SCK201R0 SCK201R5 SCK202R0 SCK202R5 SCK203R0 SCK204R0 SCK204R7 SCK205R0 SCK206R0 SCK206R8 SCK207R0 SCK208R0 SCK20100 SCK20120 SCK20130 SCK20150 SCK20160 SCK20180 SCK20200
0.7 1 1.3 1.5 2 2.5 3 4 5 6 7 8 10 12 15 16 18 20 22 25 30 33 40 47 80 120 0.7 1 1.5 2 2.5 3 4 4.7 5 6 6.8 7 8 10 12 13 15 16 18 20
Approx. 3.6 21
Approx. -40 ~ +200 75
Approx. 4.9 28
Approx. -40~+200 113
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NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
Part No.
Zero Power Resistance at 25 C R25( )
Max. Steady Residual Max. State Resistance Power Current at 25 Rating at 25 C Imax at 25 C Imax(A) RImax( ) Pmax(W) 20 18.5 18 15 14.5 14 13 12 10.5 10 9 8 7.5 6.5 5.5 5 30 25 23 18 17 16 15 14 12 11.5 10.5 10 9 8 7 6
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 0.016 0.020 0.022 0.030 0.035 0.048 0.055 0.057 0.077 0.084 0.100 0.115 0.142 0.175 0.210 0.233
Dissipation Factor (mW/ C)
Thermal Time Constant (Sec.)
Operating Temperature Range TL~TU( C)
Safety Approvals UL cUL CSA TUV CQC
SCK251R0 SCK251R5 SCK252R0 SCK252R5 SCK253R0 SCK254R0 SCK254R7 SCK255R0 SCK256R8 SCK257R0 SCK258R0 SCK25100 SCK25120 SCK25150 SCK25180 SCK25200 SCK301R0 SCK301R5 SCK302R0 SCK302R5 SCK303R0 SCK304R0 SCK304R7 SCK305R0 SCK306R8 SCK307R0 SCK308R0 SCK30100 SCK30120 SCK30150 SCK30180 SCK30200
1 1.5 2 2.5 3 4 4.7 5 6.8 7 8 10 12 15 18 20 1 1.5 2 2.5 3 4 4.7 5 6.8 7 8 10 12 15 18 20
Approx. 7.0 30
Approx. -40 ~ +200 130
Approx. 8.0 40
Approx. -40 ~ +200 190
Note1 : = Tolerance of R25 Note2UL&cUL file no. E138827 CSA file no. 97495 TUV File no. R 50050155 CQC File no. CQC04001011942~944CQC04001011963~965CQC05001011984~985 CQC05001011988~990CQC05001011993
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NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
Power Derating Curve
Max power rating (%)
100
TUMaximum operating temperature () TLMiniimum operating temperature ()
For exampleAmbient temperature(Ta)55 Maximum operating temperature(TU)200 PTa=(TU-Ta)/(TU-25)xPmax82% Pmax 0 TL 0 25 TU
Ambient temperature ()
R-T Characteristic Curves (representative)
SCK05052~SCK0520X3
1000
SCK08042~SCK08201
1000
100
100
Resistance()
Resistance()
SCK0520X3 SCK05121 SCK05081 SCK05101 SCK05052
10
10
1
1
SCK08201 SCK08152 SCK08102 SCK08082 SCK08053 SCK08042
0.1
-30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170
0.1
-30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150
Temperature ()
Temperature ()
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NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
R-T Characteristic Curves (representative)
SCK10015~SCK101201
10000
1000
SCK131R37~SCK13203
1000
100
100
Resistance( )
Resistance( )
10
10
(K
SCK101201 SCK10801 SCK10202 SCK10162X SCK10103 SCK10083 SCK10054 SCK102R55A SCK10015
1
1
(K
0.1
0.1
SCK13203 SCK13153 SCK13104 SCK13084 SCK13055 SCK132R56 SCK131R37
0.01
-30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170
0.01
-30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200
Temperature () SCK151R38~SCK15473
1000
1000
Temperature () SCK201R0~SCK20200
100
100
Resistance()
10
Resistance()
SCK15473 SCK15403 SCK15253 SCK15204 SCK15164 SCK15105 SCK15075 SCK15056 SCK15037 SCK152R58 SCK151R58 SCK151R38
10
(K
1
(K
1
SCK20200
0.1
0.1
SCK20100 SCK205R0 SCK205R5 SCK201R0
0.01
-30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200
0.01
-30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200
Temperature ()
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Temperature ()
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NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
R-T Characteristic Curves (representative)
SCK251R0~SCK25200
1000
1000
SCK301R0~SCK30200
100
100
Resistance()
Resistance()
SCK25200 SCK25100
10
10
(K
1
1
(K
0.1
0.1
SCK30200 SCK30100 SCK305R0
SCK255R0 SCK251R0
0.01
-40 -20 0 20 40 60 80 100 120 140 160 180 200
SCK301R0
0.01
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200
Temperature ()
Temperature ()
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NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
V-I Characteristic Curves (representative)
SCK05052~SCK0520X3
Voltage (V)
(K
Current (A) SCK08042~SCK08201
Voltage (V)
(K
Current (A) SCK10015~SCK101201
Voltage (V)
(K
Current (A)
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NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
SCK131R37~SCK13203
Voltage (V)
(K
Current (A) SCK151R38~SCK15473
Voltage (V)
(K
Current (A) SCK201R0~SCK20200
Voltage (V)
(K
Current (A)
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NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
SCK251R0~SCK25200
Voltage(V)
Current (A)
SCK301R0~SCK30200
Voltage(V)
Current (A)
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NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
Soldering Recommendation Wave Soldering Profile
Preheating
260 Max
Soldering
Cooling
Temperature
Note 2
Note 3
Note 1: (1~3)/sec Approx. 200/sec 5/sec. (Max)
13020
Note 2:
Note 1
Tamb
Note 3:
Time 30~90 sec. 1 sec. 10 sec.
Recommended Reworking Conditions with Soldering Iron
Item Temperature of Soldering Iron-tip Soldering Time Distance from Thermistor Conditions 360 (max.) 3 sec (max.) 2 mm (min.)
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NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
Reliability
Item Standard Test conditions / Methods Gradually applying the force specified and keeping the unit fixed for 101 sec. Tensile Strength of Terminals Terminal diameter IEC60068-2-21 (mm) 0.5Solderability
IEC60068-2-20
235 5 ,
2 0.5 sec.
At least 95% of terminal electrode is covered by new solder No visible damage R25/R25 10 % No visible damage R25/R25 20 % No visible damage R25/R25 20 %
Resistance to Soldering Heat High Temperature Storage Damp Heat, Steady State
IEC60068-2-20
260 5 ,
10 1 sec.
IEC60068-2-2 IEC60068-2-3
Tu 5 x 1000 24 hrs 40 2 , 90~95% RH , 1000 24 hrs The conditions shown below shall be repeated 5 cycles Step Temperature () TL 5 Room temperature TU 5 Room temperature Period (minutes) 30 3 53 30 3 53
Rapid Change of Temperature
1 IEC60068-2-14 2 3 4
No visible damage R25/R25 20 %
Life Test Endurance Insulation Test
IEC 60539-1 UL1434 MIL-STD-202F -Method 302
25 5, Imax. x 1000 24 hrs 25 5, Imax. , CT , 1min ON / 5 mins OFF x 1000 cycles CT= Capacitance at 240 Vac 1000 VDC 1 min
No visible damage R25/R25 20 % No visible damage R25/R25 20 % No visible damage 500 M
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NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
Packaging
Taping Specification For S (Straight lead) type and F (Y kink lead) type
F Type S Type P2 P3
P1 Ho W2 W1 W Wo H
Figure A. For S lead and F lead 8 to 10 Type.
A
Po t
Do
S Type
F Type
Figure B. For S lead 13 to 20 type and F lead 13 to 20 type
S
F Type
S Type
P2
P3
Figure C. For S lead 13 to 20 type and F lead 13 to 20 type
W W2 W1 Wo Ho H
P1
Do t
(Unit: mm) t Figure 0.2 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 A A B B B A A C C C
2008.03
Taping Code
Body Size 08
P0 0.5 12.7 12.7 12.7 12.7 12.7 15 15 15 15 15
P1 0.7 3.45 3.45 8.55 8.45 8.45 4.6 4.6 3.35 3.25 3.25
P2 1.3 6.35 6.35 12.7 12.7 12.7 7.5 7.5 7.5 7.5 7.5
P3
H
H0
W0 1 12 12 12 12 12 12 12 12 12 12 14
W1
W2
W 0.5 18 18 18 18 18 18 18 18 18 18
A
D0
0.5 +2/-0 0.5 12.7 12.7 25.4 25.4 25.4 15 15 30 30 30 18 18 18 18 18 18 18 18 18 18 16 16 16 16 16 16 16 16 16 16
0.5 Max. 9 9 9 9 9 9 9 9 9 9 3 3 3 3 3 3 3 3 3 3
Max. 0.2 1 1 1 1 1 1 1 1 1 1 4 4 4 4 4 4 4 4 4 4
A (P0=12.7)
10 13 15 20 08 10 13 15 20
E (P0=15.0)
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NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
For I Type (Inner kink lead)
P2 P3
P1
Ho
Figure A.
W1
W2 W Wo
For I lead 8 to 10 type.
A
Po t
Do
P2
P3
P1
Figure B. For I lead 13 to 20 type.
A W
W2 W1 Wo
Ho
Po t
Do
Figure C. For I lead 13 to 20 type.
Figure D. For I lead 5 type.
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NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
(Unit: mm) Taping Code Body Size 05 08 A (P0=12.7) 10 13 15 20 05 08 E (P0=15.0) 10 13 15 20 P0 0.5 12.7 12.7 12.7 12.7 12.7 12.7 15 15 15 15 15 15 P1 0.7 3.45 3.45 3.45 8.55 8.45 8.45 4.6 4.6 4.6 3.35 3.25 3.25 P2 1.3 6.35 6.35 6.35 12.7 12.7 12.7 7.5 7.5 7.5 7.5 7.5 7.5 P3 0.5 12.7 12.7 12.7 25.4 25.4 25.4 15 15 15 30 30 30 H0 0.5 16 16 16 16 16 16 16 16 16 16 16 16 W0 1 12 12 12 12 12 12 12 12 12 12 12 12 W1 0.5 9 9 9 9 9 9 9 9 9 9 9 9 W2 Max. 3 3 3 3 3 3 3 3 3 3 3 3 W 0.5 18 18 18 18 18 18 18 18 18 18 18 18 A Max. 1 1 1 1 1 1 1 1 1 1 1 1 D0 0.2 4 4 4 4 4 4 4 4 4 4 4 4 t Figure 0.2 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 D A A B B B D A A C C C
Quantity
Bulk Packing
Body Size/mm 05 08 10 13 15 20 25 30 Quantity (pcs/bag) 200 200 200 100 100 500 (pcs/ box*) 168 (pcs/ box*) 168 (pcs/ box*)
* Bulk packaging material in the form of cardboard strips
Reel Packing
Body Size/mm 05 08 10 13 15 20 Quantity (pcs/reel) 2500 1500 1500 750 750 500
A1
311 34010
(Unit: mm)
Body Size A
05 40mm
08~20 55mm
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NTC ThermistorSCK Type
www..com Power Thermistor for Inrush Current Limiter
Ammo Packing
Body Size/mm 05 08 10 13(P0=12.7) 13(P0=15) 15 Quantity (pcs/box) 1000 1000 1000 500 1000 500 Body Size 5~15 W 348 L 275 H 60
(Unit: mm)
Storage Conditions of Products
Storage Conditions 1.Storage Temperature -10~+40 2.Relative Humidity 75%RH 3. Keep away from corrosive atmosphere and sunlight. Period of Storage 1 year
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