TCF3A202103181

TCF3A20213181 THINKING | Alldatasheet

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NTC Thermistor ：： ：：TCF Type Lead Frame for Temperature Sensing/Compensation /square6 Features 1. RoHS compliant 2. Body size ψ3mm 3. Radial lead resin coated 4. -40 ~ +100 ℃ operating temperature range 5. Wide resistance range 6. Cost effective 7. Agency recognition: UL /cUL /square6 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 /square6 Part Number Code 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 /square6 Structure and Dimensions Product Type TCF Thinking NTC thermistor TCF type Size 3 ψ3mm Zero Power Resistance at 25 ℃ (R 25 ) 102 1K Ω 103 10K Ω 473 47K Ω Tolerance of R 25 F ±1% G ±2% H ±3% J ±5% K ±10% B Value First Two Digits B Value Last Two Digits A B H J K Tolerance of B Value 1 ±1% 2 ±2% 3 ±3% Optional Suffix Y RoHS compliant Appearance A 0.5 x 0.2mm straight lead Definition of B Value A B 25/85 B B 25/50 3.8 max. (Unit:mm) 0.5 ± 0.05 2.5 ±0.5 2.4 max. Tiebar cut 0.7 ±0.05 0.2 ±0.02

NTC Thermistor ：： ：：TCF Type Lead Frame for Temperature Sensing/Compensation /square6 Electrical Characteristics Zero Power Resistance at 25° C Tolerance of R 25 B25/85 Value Tolerance of B value Max. Power Rating at 25° C Dissipation Factor Thermal Time Constant Operating Temperature Range Safety Approvals Part No. R 25 (KΩ) ( ±%) (K) (±%) Pmax (mW) δ(mW/° C) τ(Sec.) TL~T U (° C) UL cUL TCF3A202 □318* 2 3180 √ TCF3A502 □33C* 5 3325 √ √ TCF3A103 □34D* 10 3435 √ √ TCF3A123 □347* 12 3470 √ √ TCF3A203 □40B* 20 4015 √ √ TCF3A303 □409* 30 4090 √ √ TCF3A333 □409* 33 4090 √ √ TCF3A473 □409* 47 4090 √ √ TCF3A503 □406* 50 4060 √ √ TCF3A104 □419* 100 1、2、3、 5、10 4190 1、2、3 150 Approx. Approx. 12 -40~+100 √ √ Note 1: □ = Tolerance of R25 , * = Tolerance of B value Note 2: UL/cUL File No E138827 /square6 Power Derating Curve 100 0 25 TU TL Ambient temperature ( )℃℃ ℃℃ Max power rating (%) TU ：Maximum operating temperature (℃) TL：Minimum operating temperature (℃) For example ：Ambient temperature(Ta)=55 ℃ Maximum operating temperature(T U )＝100 ℃ PTa =(T U -Ta)/(T U -25) ×Pmax ＝60% Pmax

NTC Thermistor ：： ：：TCF Type Lead Frame for Temperature Sensing/Compensation 0.1 100 1000 10000 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 /square6 R-T Characteristic Curves (representative) /square6 Soldering Recommendation /circle6 Wave Soldering Profile /circle6 Recommended Reworking Conditions With Soldering Iron Item Conditions Temperature of Soldering Iron-tip 360 ℃ (max.) Soldering Time 3 sec (max.) Distance from Thermistor 2 mm (min.) TCF3A202 □318*~TCF3A104 □419* Resistance(K ΩΩΩΩ) Temperature ( ℃℃ ℃℃) TCF3A104 □419* TCF3A473 □409* TCF3A303 □409* TCF3A203 □40B* TCF3A123 □347* TCF3A103 □34D* TCF3A502 □33C* TCF3A202 □318* Temperature 130±20 ℃ 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 ：： ：：TCF Type Lead Frame for Temperature Sensing/Compensation /square6 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 10±1 sec Terminal cross-sectional area Force (mm2) (Kg) 0.1<S ≦0.2 0.5 No visible damage Bending Strength of Terminals IEC60068-2-21 Hold specimen and apply the force specified below to each lead. Bend the specimen to 90° , then return to the original position. Repeat the procedure in the opposite direction. Terminal cross-sectional area Force (mm2) (Kg) 0.1<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 High Temperature Storage IEC60068-2-2 100 ± 5 ℃ , 1000 ± 24 hrs No visible damage Damp Heat, Steady State IEC60068-2-3 40 ± 2℃ , 90~95% RH , 1000 ± 24 hrs No visible damage Rapid Change of Temperature IEC60068-2-14 Thec conditions shown below shall be repeated 5 cycles Step Temperature ( ℃) Period (minutes) 1 -40 ± 5 30 ± 3

2 Room temperature 5 ± 3

3 100 ± 5 30 ± 3

4 Room temperature 5 ± 3

Life Test IEC 60539-1 25 ± 5 ℃, Pmax. , 1000 ± 24 hrs No visible damage Insulation Test MIL-STD- 202F- Method 302

500 V DC 1 min No visible damage

≧100 M Ω Hi-pot Test MIL-STD- 202F- Method 301

1000 V AC 1 min No visible damage

NTC Thermistor ：： ：：TCF Type Lead Frame for Temperature Sensing/Compensation /square6 Packaging /circle6 Bulk Packing：： ：：1000 pcs/ bag /square6 Storage Conditions of Products /circle6 Storage Conditions ： 1. Storage Temperature ： -10 ℃~+40 ℃ 2. Relative Humidity ： ≦75%RH 3. Keep away from corrosive atmosphere and sunlight. /circle6 Period of Storage ：1 year