TTF3A203K34D1

NTC Thermistor：TTF Type Insulation Film Type for Temperature Sensing/Compensation Features 1. 2. 3. 4. RoHS compliant Radial leaded insulation film coated -40 ~ +100℃ operating temperature range Agency recognition: UL /cUL Recommended Applications 1. Home appliances (air conditioner, refrigerator, electric fan, electric cooker, washing machine, microwave oven, drinking machine, CTV, radio.) 2. Computers 3. Battery pack Part Number Code 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Product Type Thinking TTF NTC thermistor TTF type 3 Size φ 3mm Zero Power Tolerance of Resistance R25 at 25℃ (R25) F ±1% 102 103 473 1KΩ 10KΩ 47KΩ G H J K ±2% ±3% ±5% ±10% B Value First Two Digits 30 31 32 ： ︰ 40 41 ︰ 30 31 32 ： ︰ 40 41 ︰ B Value Tolerance of Last B Value Two Digits 1 ±1% 0 A 1 B 2 ︰ H 8 J 9 K 00 05 10 15 20 ︰ 75 80 85 90 95 2 3 ±2% ±3% Optional Suffix Y RoHS compliant Appearance A B L:25mm solder part 5mm L:50mm solder part 5mm Definition of B Value A B B25/85 B25/50 Structure and Dimensions 3.6 ± 0.5 2±1 NTC Thermistor 0.6(max.) 25 ± 1 Φ0.5 Slipped film: 1.0max 5±1 0.17 ± 0.02 0.15 ± 0.02 0.5 ± 0.035 (Unit:mm) 1.8 ± 0.1 THINKING ELECTRONIC INDUSTRIAL Co., LTD. 1 www.thinking.com.tw 2008.05 NTC Thermistor：TTF Type Insulation Film Type for Temperature Sensing/Compensation Electrical Characteristics Zero Power Resistance at 25° C R25 (KΩ) TTF3A502□34D* TTF3A103□34D* TTF3A203□34D* TTF3A303□34D* TTF3A473□34D* TTF3A473□39H* TTF3A473□419* TTF3A503□34D* TTF3A104□34D* TTF3A104□39H* TTF3A224□405* 5 10 20 30 47 47 47 50 100 100 220 1 、2 、3 、 5、10 3975 4190 3435 3975 4050 1 、2 、3 3.5 Approx. 0.7 Approx. 5 -40 ~ +100 3435 Tolerance of R25 ( ±%) Tolerance of B value (±%) Max. Power Rating at 25° C Pmax(mW) Safety Thermal Operating Time Temperature Approvals Constant Range UL cUL Part No. B25/85 Value (K) Dissipation Factor δ(mW/° C) τ(Sec.) TL~TU(° C) √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ Note 1:□ = Tolerance of R25 Note 2: * = Tolerance of B value 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)＝100℃ PTa=(TU-Ta)/(TU-25)×Pmax＝60% Pmax 0 TL 0 25 TU Ambient temperature (℃) THINKING ELECTRONIC INDUSTRIAL Co., LTD. 2 www.thinking.com.tw 2008.05 NTC Thermistor：TTF Type Insulation Film Type for Temperature Sensing/Compensation R-T Characteristic Curves (representative) TTF3A502□34D*~ TTF3A224□405* 10000 1000 Resistance(KΩ ) 100 10 TTF3A224□405* TTF3A104□34D* TTF3A104□39H* TTF3A473□34D* TTF3A473□39H* TTF3A303□34D TTF3A203□34D TTF3A103□34D* TTF3A502□34D* 1 0.1 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 Temperature (℃) 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 THINKING ELECTRONIC INDUSTRIAL Co., LTD. 3 www.thinking.com.tw 2008.05 NTC Thermistor：TTF Type Insulation Film Type for Temperature Sensing/Compensation Recommended Reworking Conditions With Soldering Iron Item Temperature of Soldering Iron-tip Soldering Time Distance from Coating Conditions 360℃ (max.) 3 sec (max.) Can't touch film bottom Reliability Item Standard Test conditions / Methods Gradually applying the force specified and keeping the unit fixed for 10±1 sec.. Tensile Strength of Terminals Terminal cross-sectional area IEC60068-2-21 (mm2) 0.07