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| LP73 thin film resistance thermal chip sensors EU features * Thin film thermal sensors of SMD type * Resistance tolerance 1%, a wide range of TCRs +3000x10-6/K~+5000x10-6/K with the standard products * Suitable for control of temperatures in various industrial equipment * Suitable for both flow and reflow soldering * Marking: Black body color * Products with lead-free terminations meet EU RoHS and China RoHS requirements circuit protection dimensions and construction c L c Type (Inch Size Code) L Dimensions inches (mm) W c d t .02.004 (0.50.1) W 1J (0603) Solder Plating Ni Plating 2A (0805) 2B (1206) .063.008 .031.008 .012.008 .012.008 (1.60.2) (0.80.2) (0.30.2) (0.30.2) .079.008 .049.008 .016.008 .016.008 .02.006 (0.40.2) (0.50.15) (2.00.2) (1.250.2) (0.40.2) .126.008 .063.008 (3.20.2) (1.60.2) .02.012 (0.50.3) .02.012 (0.50.3) .02.006 (0.50.15) t d Protective Coating Resistive Inner Electrode Film Ceramic Substrate ordering information New Part # LP73 Type 2B Size Code 1J: 0603 2A: 0805 2B: 1206 T Termination Material T: Sn TE Packaging TE: 4mm embossed pitch plastic (5,000 pieces/reel) 103 Resistance Value 2 significant figures + 1 multiplier for 2% and 5% 3 significant figures + 1 multiplier for 1% J Tolerance F: 1% G: 2% J: 5% 3600 T.C.R. For further information on packaging, please refer to Appendix A. Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 11/20/08 152 KOA Speer Electronics, Inc. * 199 Bolivar Drive * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com LP73 thin film resistance thermal chip sensors applications and ratings Part Designation LP731J LP732A LP732B Power Rating 0.016W 0.031W 0.063W Thermal Thermal Time Dissipation Constant Constant (sec.) (mW/C) 2 4 6.5 1.2 1.8 2.4 +70C -55C to +125C 100 1k 100 2k 100 10k F: 1% G: 2% J: 5% Rated Ambient Temp. Operating Temp. Range T.C.R. Resistance T.C.R. (ppm/C) Tolerance Tolerance Max. LP731J LP732A LP732B 3000 3300 3600 4000 4500 5000 Resistance Range E-24 5% environmental applications Derating Curve 100 80 % Rated Power 60 40 20 0 -60 -40 -55 Temperature Characteristics Resistance Changing Rate (R) 60 50 40 30 20 10 0 -10 -20 -30 -40 -75 6000ppm/C 4600ppm/C 4000ppm/C 3600ppm/C 3300ppm/C 3000ppm/C -20 0 20 40 60 80 70 Ambient Temperature (C) 100 120 140 125 -50 -25 0 25 50 75 100 125 Ambient Temperature (C) Approximate Expression for Resistance-Temperature Characteristics T.C.R. (x10-6/K) 3000 3300 3600 4000 4500 5000 C0 0.930587 0.924633 0.915818 0.907050 0.897412 0.885114 C1 0.00265022 0.00292657 0.003232524 0.00361010 0.00395222 0.00436780 C2 3.89831 4.00637 4.34173 4.33462 6.05201 7.48048 x x x x x x 10-6 10-6 10-6 10-6 10-6 10-6 (Values are not guaranteed but typical) RT=R25 (C0+C1T+C2T2) RT: Resistance value at TC R25: Resistance value at 25C T: Ambient temperature (C) C0, C1, C2: Constants Performance Characteristics Parameter Resistance T.C.R. Overload Resistance to Solder Heat Rapid Change of Temperature Moisture Resistance Endurance at 70C High Temperature Exposure Requirement R Limit Typical -- -- 0.3% 0.3% 0.3% 1.5% 1.5% 8 (Reference) 25C +25C/+65C Test Method Within regulated tolerance Within specified T.C.R. 0.5% 0.5% 0.5% 2.0% 2.0% -- Rated voltage x 2.5 for 5 seconds 260C 5C, 10 seconds 1 second -55C (30 minutes),+25C (2-3 minutes), +125C (30 minutes), +25C (2-3 minutes), 5 cycles 40C 2C, 90 - 95% RH, 1000 hours, 1.5 hours ON, 0.5 hours OFF cycle 70C 2C, 1000 hours, 1.5 hours ON, 0.5 hours OFF cycle +125C, 1000 hours 11/20/08 Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. KOA Speer Electronics, Inc. * 199 Bolivar Drive * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com 153 circuit protection |
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