features Thin film thermal sensors type Resistance tolerance ±1%, wide
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thin film resistance thermal chip sensors
features Thin film thermal sensors type Resistance tolerance ±1%, wide range TCRs +3000x10-6/K~+5000x10-6/K with standard products Suitable control temperatures various industrial equipment Suitable both flow reflow soldering Marking: Black body color Products with lead-free terminations meet RoHS China RoHS requirements
circuit protection
dimensions construction
Type
(Inch Size Code)
Dimensions inches (mm)
.02±.004 (0.5±0.1)
(0603) Solder Plating Plating (0805) (1206)
.063±.008 .031±.008 .012±.008 .012±.008 (1.6±0.2) (0.8±0.2) (0.3±0.2) (0.3±0.2)
.079±.008 .049±.008 .016±.008 .016±.008 .02±.006 (0.4±0.2) (0.5±0.15) (2.0±0.2) (1.25±0.2) (0.4±0.2) .126±.008 .063±.008 (3.2±0.2) (1.6±0.2) .02±.012 (0.5±0.3) .02±.012 (0.5±0.3) .02±.006 (0.5±0.15)
Protective Coating Resistive Inner Electrode Film
Ceramic Substrate
ordering information
Part LP73 Type Size Code 0603 0805 1206 Termination Material Packaging embossed pitch plastic (5,000 pieces/reel) Resistance Value significant figures multiplier significant figures multiplier Tolerance 3600 T.C.R.
further information packaging, please refer Appendix
Specifications given herein changed time without prior notice. Please confirm technical specifications before order and/or use.
11/20/08
Speer Electronics, Inc. Bolivar Drive Bradford, 16701 814-362-5536 Fax: 814-362-8883 www.koaspeer.com
thin film resistance thermal chip sensors applications ratings
Part Designation LP731J LP732A LP732B Power Rating 0.016W 0.031W 0.063W Thermal Thermal Time Dissipation Constant Constant (sec.) (mW/°C) +70°C -55°C +125°C 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
environmental applications Derating Curve
Rated Power
Temperature Characteristics
Resistance Changing Rate
6000ppm/°C 4600ppm/°C 4000ppm/°C 3600ppm/°C 3300ppm/°C 3000ppm/°C
Ambient Temperature (°C)
Ambient Temperature (°C)
Approximate Expression Resistance-Temperature Characteristics
T.C.R. (x10-6/K) 3000 3300 3600 4000 4500 5000 0.930587 0.924633 0.915818 0.907050 0.897412 0.885114 0.00265022 0.00292657 0.003232524 0.00361010 0.00395222 0.00436780 3.89831 4.00637 4.34173 4.33462 6.05201 7.48048 10-6 10-6 10-6 10-6 10-6 10-6 (Values guaranteed typical) RT=R25 (C0+C1T+C2T2) Resistance value R25: Resistance value 25°C Ambient temperature (°C) Constants
Performance Characteristics
Parameter Resistance T.C.R. Overload Resistance Solder Heat Rapid Change Temperature Moisture Resistance Endurance 70°C High Temperature Exposure
Requirement Limit Typical ±0.3% ±0.3% ±0.3% ±1.5% ±1.5% (Reference) 25°C +25°C/+65°C
Test Method
Within regulated tolerance Within specified T.C.R. ±0.5% ±0.5% ±0.5% ±2.0% ±2.0%
Rated voltage seconds 260°C 5°C, seconds second -55°C minutes),+25°C (2-3 minutes), +125°C minutes), +25°C (2-3 minutes), cycles 40°C 2°C, 1000 hours, hours hours cycle 70°C 2°C, 1000 hours, hours hours cycle +125°C, 1000 hours
11/20/08
Specifications given herein changed time without prior notice. Please confirm technical specifications before order and/or use.
Speer Electronics, Inc. Bolivar Drive Bradford, 16701 814-362-5536 Fax: 814-362-8883 www.koaspeer.com
circuit protection
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