TTC3A272G39H2

NTC Thermistor：TTC03 Series Ф3mm Disc Type for Temperature Sensing/Compensation Features 1. 2. 3. 4. 5. 6. 7. RoHS compliant Body size Ф3mm Radial lead resin coated -40 ~ +125℃ operating temperature range Wide resistance range Cost effective Agency recognition: UL /CQC Recommended Applications 1. Home appliances (air conditioner, refrigerator, electric fan, electric cooker, washing machine, microwave oven, drinking machine, CTV, radio.) 2. Automotive electronics 3. Computers 4. Digital meter Part Number Code 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Product Type Thinking TTC NTC thermistor TTC type Body Size 3 ψ4*H5mm Zero Power Resistance at 25℃ (R25) 102 103 473 1KΩ 10KΩ 47KΩ Tolerance of B Value B Value First Two Digits 30 31 32 ： ︰ 40 41 ︰ 30 31 32 ： ︰ 40 41 ︰ Definition of B Value A B B25/85 B25/50 B Value Last Two Digits 0 A 1 B 2 ︰ H 8 J 9 K 00 05 10 15 20 ︰ 75 80 85 90 95 1 2 3 ±1% ±2% ±3% Optional Suffix RoHS Y compliant Appearance Straight lead pitch 2.54mm, ψ0.5mm E CP wire, epoxy coating (green) Tolerance of R25 F G H J K ±1% ±2% ±3% ±5% ±10% Structure and Dimensions (Unit:mm) THINKING ELECTRONIC INDUSTRIAL Co., LTD. 1 www.thinking.com.tw 2008.03 NTC Thermistor：TTC03 Series Ф3mm Disc Type for Temperature Sensing/Compensation Electrical Characteristics Zero Power Resistance at 25° C R25 (K ) TTC3A901□39D* TTC3A102□39D* TTC3A152□39D* TTC3A202□39H* TTC3A222□39H* TTC3A272□39H* TTC3A302□39H* TTC3A332□39H* TTC3A472□39H* TTC3A502□39H* TTC3A682□39H* TTC3A103□34D* TTC3A103□374* TTC3A103□39H* TTC3A123□374* TTC3A153□374* TTC3A203□374* TTC3A223□374* TTC3A333□409* TTC3A473□409* TTC3A503□39H* TTC3A503□406* TTC3A683□419* TTC3A104□419* TTC3A154□437* TTC3A224□437* TTC3A334□457* TTC3A474□457* 0.9 1 1.5 2 2.2 2.7 3 3.3 4.7 5 6.8 10 10 10 12 15 20 22 33 47 50 50 68 100 150 220 330 470 Part No. Tolerance of R25 ( ±%) B25/85 Value (K) 3935 3935 3935 3975 3975 3975 3975 3975 3975 3975 3975 3435 3740 3975 3740 3740 3740 3740 4090 4090 3975 4060 4190 4190 4370 4370 4570 4570 Tolerance of B value (±%) Max. Power Rating at 25° C Pmax(mW) Dissipation Factor δ(mW/° C) Safety Thermal Operating Time Temperature Approvals Constant Range UL CQC τ(Sec.) TL~TU(° C) √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ 1、2、3、 5、10 1、2、3 150 ≧2.5 ≦18 -40~+125 Note 1: □ = Tolerance of rR25 Note 2: * = Tolerance of B value Note 3: UL file no.E138827 CQC file no. 04001011966 THINKING ELECTRONIC INDUSTRIAL Co., LTD. 2 www.thinking.com.tw 2008.03 NTC Thermistor：TTC03 Series Ф3mm Disc Type for Temperature Sensing/Compensation Power Derating Curve Max power rating (%) 100 TU：Maximum operating temperature (℃) TL：Minimum operating temperature (℃) For example：Ambient temperature(Ta)=55℃ Maximum operating temperature(TU)＝125℃ PTa=(TU-Ta)/(TU-25)×Pmax＝70% Pmax 0 TL 0 25 TU Ambient temperature (℃) R-T Characteristic Curves (representative) TTC3A901□39D ~ TTC3A474□457 100000 10000 1000 Resistance(KΩ ) 100 (K 10 TTC3A474□457 TTC3A154□437 TTC3A104□419 TTC3A473□409 TTC3A203□374 TTC3A103□34D TTC3A502□39H 1 0.1 TTC3A901□39D 0.01 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 Temperature (℃) THINKING ELECTRONIC INDUSTRIAL Co., LTD. 3 www.thinking.com.tw 2008.03 NTC Thermistor：TTC03 Series Ф3mm Disc Type for Temperature Sensing/Compensation Soldering Recommendation Wave Soldering Profile Preheating 260℃ Max Temperature Soldering Cooling Note 2 Note 3 Note 1: (1~3℃)/sec Approx. 200℃/sec 5℃/sec. (Max) 130±20℃ Note 2: Note 1 Tamb Note 3: 30~90 sec. ＜1 sec. ＜10 sec. Time 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.) THINKING ELECTRONIC INDUSTRIAL Co., LTD. 4 www.thinking.com.tw 2008.03 NTC Thermistor：TTC03 Series Ф3mm Disc Type for Temperature Sensing/Compensation Reliability Item Standard Test conditions / Methods Gradually applying the force specified and keeping the unit fixed for 10±1 sec. Tensile Strength of Terminations Terminal diameter IEC 60068-2-21 (mm) 0.3