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 Product Type Thinking TTF NTC thermistor TTF type 4 Size φ 3mm 3 5 6 7 8 9 Zero Power Tolerance of Resistance R25 at 25℃ (R25) F ±1% 102 103 473 1KΩ 10KΩ 47KΩ G H J K 10 B Value First Two Digits ±2% ±3% ±5% ±10% Definition of B Value A B25/85 B B25/50 Structure and Dimensions 11 30 31 32 ： ︰ 40 41 ︰ 30 31 32 ： ︰ 40 41 ︰ 12 13 14 15 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 16 Optional Suffix RoHS compliant Y ±2% ±3% Appearance A L:25mm solder part 5mm B L:50mm solder part 5mm NTC Thermistor 0.6(max.) 2±1 3.6 ± 0.5 25 ± 1 Φ0.5 5±1 Slipped film: 1.0max 0.17 ± 0.02 1.8 ± 0.1 THINKING ELECTRONIC INDUSTRIAL Co., LTD. 0.15 ± 0.02 0.5 ± 0.035 (Unit:mm) 1 www.thinking.com.tw 2008.05 NTC Thermistor： ：TTF Type Insulation Film Type for Temperature Sensing/Compensation Electrical Characteristics Part No. Zero Power Resistance at 25°C Tolerance of R25 B25/85 Value Tolerance of B value R25 (KΩ) ( ±%) (K) (±%) Max. Power Rating at 25°C Pmax(mW) Dissipation Factor δ(mW/°C) Safety Thermal Operating Time Temperature Approvals Constant Range τ(Sec.) UL cUL √ √ √ √ √ √ TL~TU(°C) TTF3A502□34D* 5 TTF3A103□34D* 10 TTF3A203□34D* 20 TTF3A303□34D* 30 √ √ TTF3A473□34D* 47 √ √ √ √ √ √ √ √ TTF3A473□39H* 47 TTF3A473□419* 47 TTF3A503□34D* 50 3435 1、2、3、 5、10 3975 1、2、3 3.5 Approx. 0.7 Approx. 5 -40 ~ +100 4190 3435 TTF3A104□34D* 100 √ √ TTF3A104□39H* 100 3975 √ √ TTF3A224□405* 220 4050 √ √ Note 1:□ = Tolerance of R25 Note 2: * = Tolerance of B value Max power rating (%) Power Derating Curve TU：Maximum operating temperature (℃) 100 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 Resistance(KΩ Ω) 1000 100 TTF3A224□405* TTF3A104□34D* TTF3A104□39H* TTF3A473□34D* TTF3A473□39H* TTF3A303□34D TTF3A203□34D 10 1 TTF3A103□34D* TTF3A502□34D* 0.1 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 Temperature (℃ ℃) Soldering Recommendation Wave Soldering Profile Preheating Soldering Cooling Temperature 260℃ Max Note 2 Note 3 130±20℃ Note 1 Note 1: (1~3℃)/sec Note 2: Approx. 200℃/sec Note 3: 5℃/sec. (Max) Tamb 30~90 sec. ＜1 sec. THINKING ELECTRONIC INDUSTRIAL Co., LTD. ＜10 sec. 3 Time www.thinking.com.tw 2008.05 NTC Thermistor： ：TTF Type Insulation Film Type for Temperature Sensing/Compensation Recommended Reworking Conditions With Soldering Iron Item Conditions Temperature of Soldering Iron-tip 360℃ (max.) Soldering Time 3 sec (max.) Distance from Coating Can't touch film bottom Reliability Item Standard Test conditions / Methods Specifications Gradually applying the force specified and keeping the unit fixed for 10±1 sec.. Tensile Strength of Terminals Terminal cross-sectional area Force (mm2) (Kg) 0.07<S≦0.2 0.5 IEC60068-2-21 No visible damage Hold specimen and apply the force specified below to each lead. Bend the specimen to 90°, th en return to the original position. Repeat the procedure in the opposite direction. Bending Strength of Terminals IEC60068-2-21 Terminal cross-sectional area Force (mm2) (Kg) 0.07<S≦0.2 0.25 No visible damage Solderability IEC60068-2-20 235 ± 5℃ , 2 ± 0.5 sec At least 95% of terminal electrode is covered by new solder Resistance to Soldering Heat IEC60068-2-20 260 ± 5℃ , 10 ± 1 sec No visible damage ∣△R25/R25∣≦ 3 % High Temperature Storage Damp Heat, Steady State No visible damage ∣△R25/R25∣≦ 5 % 100 ± 5℃ , 1000 ± 24 hrs IE600C68-2-2 40 ± 2℃ , IEC60068-2-3 90~95% RH , 1000 ± 24 hrs No visible damage ∣△R25/R25∣≦ 3 % The conditions shown below shall be repeated 5 cycles Rapid Change of Temperature Step Temperature (℃) Period (minutes) 1 -40 ± 5 30 ± 3 IEC60068-2-14 2 Room temperature 5±3 3 100 ± 5 30 ± 3 4 Room temperature 5±3 No visible damage ∣△R25/R25∣≦ 3 % Life Test IEC 60539-1 25 ± 5℃, Pmax. , 1000 ± 24 hrs No visible damage ∣△R25/R25∣≦ 5 % Insulation Test MIL-STD-202FMethod 302 500 VDC 1 min No visible damage ≧100 MΩ Hi-pot Test MIL-STD-202FMethod 301 1000 VAC 10mA 1 min No visible damage THINKING ELECTRONIC INDUSTRIAL Co., LTD. 4 www.thinking.com.tw 2008.05 NTC Thermistor： ：TTF Type Insulation Film Type for Temperature Sensing/Compensation Packaging Bulk Packing: 500 pcs/ bag 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 THINKING ELECTRONIC INDUSTRIAL Co., LTD. 5 www.thinking.com.tw 2008.05