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ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 1 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. features 1. rohs & hf compliant 2. body size: 5mm ~ 30mm 3. radial lead resin coated 4. high power rating 5. wide resistance range 6. cost effective 7. operating temperature range 5mm -40~+150 8~ 10mm -40~+170 13mm~ 30mm -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 part number code 5mm~ 15mm 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 20mm~ 30mm 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 optional suffix y rohs & hf compliant product type sck thinking ntc thermistor sck series body size 05 5mm 08 8mm 10 10mm 13 13mm 15 15mm zero power resistance at 25 ( r 25 ) 0r5 0.5 2r5 2.5 08 8 20 20 120 120 max steady state current at 25 x3 0.3a 2x 2.5a 8 8a 10 10a tolerance of r 25 l 15% m 20% n 25% appearance s straight lead f y kink lead t l kink lead optional suffix y rohs & hf compliant (for sck20 only) h rohs & hf c ompliant (for sck25 and sck30 only) product type sck thinking ntc thermistor sck series tolerance of r 25 l 15% m 20% n 25% appearance s straight lead f y kink lead t l kink lead body size 20 20mm 25 25mm 30 30mm zero power resistance at 25 (r 25 ) r 25 10 0r7:0.7 2r5:2.5 r 25 R 10 100:10 470:47 471:470 packaging b bulk
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 2 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. structure and dimensions (unit: mm) body size dmax. p. d amax. lmin. tmax. 05 6.5 40.6 0.80.02 6.5 31 5 08 9.5 50.8 0.80.02 9.5 31 5 10 11.5 50.8 0.80.02 11.5 31 5 13 14.5 7.51 0.80.02 14.5 30 6 15 16.5 7.51 1.00.02 16.5 29 6 20 21.5 7.51 1.00.02 21.5 26 6 25 29 7.51 1.00.02 29 25 7 30 36 7.51 1.00.02 36 23 8 f type (y kink lead) (unit: mm) body size dmax. p d amax. lmin. tmax. 05 6.5 40.6 0.80.02 11 29 5 08 9.5 50.8 0.80.02 13 29 5 10 11.5 50.8 0.80.02 15 29 5 13 14.5 7.51 0.80.02 17.5 27 6 15 16.5 7.51 10.02 19 26 6 20 21.5 7.51 10.02 24.5 25 6 25 29 7.51 10.02 35 22 7 30 36 7.51 10.02 42 22 8 s type (straight lead) (unit: mm) body size dmax. p d amax. hmax. c. tmax. 05 6.5 40.6 0.80.02 11 15.5 4.01 5 08 9.5 50.8 0.80.02 13 17.5 4.01 5 10 11.5 50.8 0.80.02 15 19.5 4.01 5 13 14.5 7.51 0.80.02 17.5 21.5 4.01 6 15 16.5 7.51 10.02 19 23.5 4.01 6 20 21.5 7.51 10.02 24.5 28.5 4.01 6 t type (l kink lead) t a l d p d d t al d p d p d h m a x c hmax amax
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 3 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. electrical characteristics safety approvals zero power resistance at 25c max. current at 25 residual resistance at 25 imax max. power rating at 25c dissipation factor thermal time constant operating temperature range part no. r 25 ( ) i max (a) r imax ( ) p max (w) (mw/c) (sec.) t l ~t u (c) ul cul csa tuv cqc sck05052 5 2 0.429 ? ? ? ? ? sck05081 8 1 1.089 ? ? ? ? sck05101 10 1 1.126 ? ? ? ? ? sck05121 12 1 1.184 ? ? ? ? sck0520x3 20 0.3 5.560 1.8 approx. 15 approx. 17 -40 ~ +150 ? ? ? ? ? sck08042 4 2 0.441 ? ? ? ? ? sck084r72 4.7 2 0.445 ? ? ? ? ? sck08053 5 3 0.261 ? ? ? ? ? sck08063 6 3 0.283 ? ? ? ? ? sck08073 7 3 0.287 ? ? ? ? sck08082 8 2 0.520 ? ? ? ? ? sck08102 10 2 0.542 ? ? ? ? ? sck08152 15 2 0.548 ? ? ? ? ? sck08201 20 1 1.544 ? ? ? ? ? sck0830x 30 0.5 4.094 2.3 approx . 16 approx. 38 -40 ~ +170 ? ? ? ? ? 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 2.4 approx. 17 approx. 43 -40 ~ +170 ? ? ? ? ?
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 4 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. safety approvals zero power resistance at 25c max. current at 25 residual resistance at 25 imax max. power rating at 25c dissipation factor thermal time constant operating temperature range part no. r 25 ( ) i max (a) r imax ( ) p max (w) (mw/c) (sec.) t l ~t u (c) ul cul csa tuv cqc sck13013 1 3 0.174 ? ? ? ? sck131r37 1.3 7 0.070 ? ? ? ? sck132r56 2.5 6 0.094 ? ? ? ? ? sck13045 4 5 0.132 ? ? ? ? sck134r74 4.7 4 0.168 ? ? ? ? sck13055 5 5 0.166 ? ? ? ? ? sck13074 7 4 0.184 ? ? ? ? sck13084 8 4 0.206 ? ? ? ? ? sck13104 10 4 0.217 ? ? ? ? ? sck13124 12 4 0.230 ? ? ? ? ? sck13153 15 3 0.343 ? ? ? ? ? sck13163 16 3 0.348 ? ? ? ? ? sck13183 18 3 0.365 ? ? ? ? ? sck13203 20 3 0.410 3.1 approx . 18 approx. 66 -40 ~ +200 ? ? ? ? ? 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 3.6 approx. 21 approx. 75 -40 ~ +200 ? ? ? ? ?
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 5 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. safety approvals zero power resistance at 25c max. current at 25 residual resistance at 25 imax max. power rating at 25c dissipation factor thermal time constant operating temperature range part no. r 25 ( ) i max (a) r imax ( ) p max (w) (mw/c) (sec.) t l ~t u (c) ul cul csa tuv cqc sck200r7 0.7 15 0.035 ? ? ? ? sck201r0 1 13 0.034 ? ? ? ? sck201r5 1.5 10.5 0.041 ? ? ? ? sck202r0 2 10 0.062 ? ? ? ? sck202r5 2.5 9 0.083 ? ? ? ? sck203r0 3 8.5 0.078 ? ? ? ? sck204r0 4 8 0.080 ? ? ? ? sck204r7 4.7 7.5 0.114 ? ? ? ? sck205r0 5 7.5 0.118 ? ? ? ? sck206r0 6 7 0.120 ? ? ? ? sck206r8 6.8 6.5 0.130 ? ? ? ? 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 4.9 approx. 28 approx. 113 -40 ~ +200 ? ? ? ? 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 7.0 approx. 30 approx. 130 -40 ~ +200 ? ? ? ?
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 6 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. note1 : = tolerance of r 25 note2 ul&cul file no. e138827 csa file no. 97495 tuv file no. r 50050155 cqc file no. cqc05001011984,985, 988,989 ,990,993 cqc04001011942, 943, 944, 963, 964, 96 5 safety approvals zero power resistance at 25c max. current at 25 residual resistance at 25 imax max. power rating at 25c dissipation factor thermal time constant operating temperature range part no. r 25 ( ) i max (a) r imax ( ) p max (w) (mw/c) (sec.) t l ~t u (c) ul cul csa tuv cqc sck301r0 1 30 0.016 ? ? ? ? sck301r5 1.5 25 0.020 ? ? ? ? sck302r0 2 23 0.022 ? ? ? ? sck302r5 2.5 18 0.030 ? ? ? ? sck303r0 3 17 0.035 ? ? ? ? sck304r0 4 16 0.048 ? ? ? ? sck304r7 4.7 15 0.055 ? ? ? ? sck305r0 5 14 0.057 ? ? ? ? sck306r8 6.8 12 0.077 ? ? ? ? sck307r0 7 11.5 0.084 ? ? ? ? sck308r0 8 10.5 0.100 ? ? ? ? sck30100 10 10 0.115 ? ? ? ? sck30120 12 9 0.142 ? ? ? ? sck30150 15 8 0.175 ? ? ? ? sck30180 18 7 0.210 ? ? ? ? sck30200 20 6 0.233 8.0 approx. 40 approx. 190 -40 ~ +200 ? ? ? ?
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 7 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. max. current derating curve r-t characteristic curves (representative) 0.1 1 10 100 1000 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 16 0 170 0.1 1 10 100 1000 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 sck05052~sck0520x3 temperature ( ) resistance( ? ) sck08042~sck0830x sck0830x sck08201 sck08152 sck08102 sck08082 sck08073 sck08063 sck08053 sck084r72 sck08042 temperature ( ) t u maximum operating temperature ( ) t l minimum operating temperature ( ) for example ambient temperature(ta) 60 maximum operating temperature(t u ) 200 i ta =[1-(ta-25)/(tu-25)]imax=80%imax . sck05121 sck05101 sck05081 sck0520x3 sck05052 100% 0 t l 0 25 t u ambient temperature ( ) i ta i max resistance( ? )
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 8 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. r-t characteristic curves (representative) 0.01 0.1 1 10 100 1000 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 16 0 170 180 190 200 0.01 0.1 1 10 100 1000 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 16 0 170 180 190 200 0.01 0.1 1 10 100 1000 10000 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 16 0 170 temperature ( ) sck10015~sck101201 sck101r35~sck101001 resistance ( ) (k temperature ( ) sck101001 sck10502 sck10302 sck10222 sck10162x sck10133 sck10103 sck106r83 sck10044 sck102r55a sck101r35 temperature ( ) sck13183 sck13153 sck13104 sck13074 sck134r74 sck132r56 sck13013 sck13013~sck13183 temperature ( ) sck13203 sck13163 sck13124 sck13084 sck13055 sck13045 sck131r37 sck131r37~sck13203 resistance ( ? ) (k 0.01 0.1 1 10 100 1000 10000 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 16 0 170 sck101201 sck10801 sck10472 sck10252 sck10202 sck10152x sck10123 sck10083 sck10054 sck10035 sck101r55 sck10015 resistance ( ) (k resistance ( ? ) (k
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 9 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. r-t characteristic curves (representative) 0.01 0.1 1 10 100 1000 10000 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 16 0 170 180 190 200 0.01 0.1 1 10 100 1000 10000 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 16 0 170 180 190 200 resistance( ? ) (k temperature ( ) sck151202 sck15403 sck15224 sck15164 sck15105 sck15065 sck15037 sck151r58 sck150r78a resistance( ? ) (k temperature ( ) sck150r78a~sck151202 sck15016~sck15473 sck15473 sck15253 sck15184 sck15125 sck15075 sck15046 sck15028 sck15016 0.01 0.1 1 10 100 1000 10000 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 16 0 170 180 190 200 resistance( ? ) (k temperature ( ) sck151r38~sck15802x sck15802x sck15303 sck15204 sck15154 sck15085 sck15056 sck152r58 sck151r38
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 10 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. r-t characteristic curves (representative) 0.01 0.1 1 10 100 1000 10000 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 16 0 170 180 190 200 resistance( ? ) (k temperature ( ) sck200r7~sck20180 sck20180 sck20150 sck20120 sck208r0 sck206r8 sck205r0 sck204r0 sck202r5 sck201r5 sck200r7 0.01 0.1 1 10 100 1000 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 16 0 170 180 190 200 resistance( ? ) (k temperature ( ) sck20200 sck20160 sck20130 sck20100 sck207r0 sck206r0 sck204r7 sck203r0 sck202r0 sck201r0 sck201r0~sck20200 0.01 0.1 1 10 100 1000 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 16 0 170 180 190 200 resistance( ? ) temperature ( ) sck251r5~sck25200 0.01 0.1 1 10 100 1000 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 16 0 170 180 190 200 resistance( ? ) temperature ( ) sck251r0~sck25180 sck25180 sck25120 sck258r0 sck256r8 sck254r7 sck253r0 sck252r0 sck251r0
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 11 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. r-t characteristic curves (representative)
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 12 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. v-i characteristic curves (representative) voltage (v) (k current (a) sck05052~sck0520x3 voltage (v) (k current (a) sck10015~sck101201 voltage (v) (k sck08042~sck08201 current (a)
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 13 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. voltage (v) (k current (a) sck131r37~sck13203 voltage (v) (k current (a) sck151r38~sck15473 voltage (v) (k current (a) sck201r0~sck20200
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 14 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. sck301r0~sck30200 voltage(v) current (a) voltage(v) current (a) sck251r0~sck25200
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 15 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. soldering recommendation wave soldering profile recommended reworking conditions with soldering iro n item conditions temperature of soldering iron-tip 360 (max.) soldering time 3 sec (max.) distance from thermistor 2 mm (min.) temperature 13020 260 max tamb cooling time soldering preheating 30~90 sec. 1 sec. 10 sec. note 1 note 2 note 3 note 1: (1~3 )/sec note 2: approx. 200 /sec note 3: 5 /sec. (max)
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 16 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. reliability item standard test conditions / methods specifications tensile strength of terminals iec60068-2-21 gradually applying the force specified and keeping the unit fixed for 101 sec. terminal diameter force (mm) (kg) 0.5 ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 17 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. ho h f type s type w w1 a w2 wo p2 p1 po p3 do t w2 wo w1 w p2 p1 t do p3 ho h packaging taping specification for s (straight lead) type and f (y kink lead) type body p 0 p 1 p 2 p 3 h h 0 w 0 w 1 w 2 w a d 0 t taping code size 0.5 0.7 1.3 0.5 +2/-0 0.5 1 0.5 max. 0.5 max. 0.2 0.2 figure 08 12.7 3.45 6.35 12.7 18 16 12 9 3 18 1 4 0.6 a 10 12.7 3.45 6.35 12.7 18 16 12 9 3 18 1 4 0.6 a 13 12.7 8.55 12.7 25.4 18 16 12 9 3 18 1 4 0.6 b 15 12.7 8.45 12.7 25.4 18 16 12 9 3 18 1 4 0.6 b a (p 0 =12.7) 20 12.7 8.45 12.7 25.4 18 16 12 9 3 18 1 4 0.6 b 08 15 4.6 7.5 15 18 16 12 9 3 18 1 4 0.6 a 10 15 4.6 7.5 15 18 16 12 9 3 18 1 4 0.6 a 13 15 3.35 7.5 30 18 16 12 9 3 18 1 4 0.6 c 15 15 3.25 7.5 30 18 16 12 9 3 18 1 4 0.6 c e (p 0 =15.0) 20 15 3.25 7.5 30 18 16 12 9 3 18 1 4 0.6 c figure a. for s lead and f lead 8 to 10 type. figure b. for s lead 13 to 20 type and f lead 13 to 20 type figure c. for s lead 13 to 20 type and f lead 13 to 20 type (unit: mm) f type s type
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 18 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. quantity bulk packing reel packing ammo packing body size/mm standard lead type quantity (pcs/bag) cut lead type quantity (pcs/bag) l kink type quantity (pcs/bag) 05 250 500 --- 08 250 250 200 10 200 250 200 13 100 200 100 15 100 100 100 20 500 (pcs/ box) 50 50 25 168 (pcs/ box) 168 (pcs/ box) --- 30 168 (pcs/ box) 168 (pcs/ box) --- body size/mm d (mm) d1 (mm) w (mm) quantity (pcs/reel) 05 401 2,500 08 1,500 10 1,500 13 750 15 750 20 34010 311 551 500 body size/mm quantity (pcs/box) 05 1,000 08 1,000 10 1,000 13 500 13 500 15 500 20 500 body size w l h 5~ 15 348 275 60 (unit: mm)
ntc thermistor sck series power thermistor for limiting inrush current thinking electronic industrial co., ltd. 19 www.thinking.com.tw 2011.02 all specifications are subject to change without no tice. storage conditions of products storage conditions 1. storage temperature -10 ~+40 2. relative humidity Q 75%rh 3. keep away from corrosive atmosphere and sunlight . shelf life 1 year

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