LP thin film resistance thermal sensor EU thermal protection features •LP series is thin-film thermal sensors and accomodates resistance tolerance ±1% and high T.C.R. +5000×10−6/K with the standard products •Suitable for control of temperatures for various industrial equipment •Coating color:Ivory (LP1/16) Brown (LP1/8) and marking •Products meet EU RoHS requirements dimensions and construction Type LP 1/16 ød Ceramic Insulation Core Coating Electrode Trimming Cap Marking Line Lead Wire LP 1/8 L .138 +.008 −.016 (3.5 +0.2 −0.4 ) .25±.031 (6.35±0.8) Dimensions inches (mm) D d (Nom.) .067±.008 .020±.002 (1.7±0.2) (0.5±0.05) .090±.008 .026±.002 (2.3±0.2) (0.65±0.05) ℓ 1.18±.118 (30±3) 1.50±.118 (38±3) Thermal Film L D ordering information LP 1/8 C T26 A 103 J 362 Product Code Power Rating Termination Surface Material Taping Packaging Nominal Resistance Resistance Tolerance Symbol of T.C.R. Nil: Bulk T26: 26mm Taping T52: 52mm Taping Nil: Bulk A: AMMO 3 digits F: ±1% G: ±2% J : ±5% 3 digits 151: 150 362: 3600 1/16: 0.063W 1/8: 0.125W C: SnCu applications and ratings Type LP1/16C LP1/8C Power Rating Thermal Time Constant 0.063W 0.125W 8s 14s Thermal Dissipation Constant* Rated Ambient Temperature Operating Temperature Range 2.5mW/°C +70°C 4.5mW/°C −55°C–150°C * Thermal time constant and dissipation constant are reference values, which are values of elements and vary with connecting or fixing methods. (Ω) Resistance Range (E24 & 2.5, 5.0×10n) T.C.R. (×10−6/K) T.C.R. Tolerance LP1/16 F:±1% G:±2% J:±5% F:±1% 150, 250, 350 150–10k 150–10k −6 ±50×10 /K 450 550, 650, 750, 850 − − 950, 1000, 1200 150–30k 150–30k ±10% 1400, 1600, 1800 2000, 2200, 2400 2500 100–30k 10–30k 1–30k 3000 100–100k 3300 ±5% 100–10k 10–10k 1–10k 3600 100–51k 4000, 4500, 5000 100–20k LP1/8 G:±2% 150–51k0 J:±5% 150–51k0 150–100k 150–100k 10–100k 1–100k 10–51k 10–20k 1–51k 1–20k T.C.R. Measuring Temperature: +25°C/+65°C. T.C.R. is guaranteed by random inspections. Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 190 12/16/11 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com −55 70 150 Ambient Temperature (°C) LP thin film resistance thermal sensor environmental applications 100 % Rated Power 80 60 40 20 0 −40 −20 −60 −55 0 20 40 60 80 100 120 140 160 70 150 Ambient Temperature (°C) 80 5000 T.C.R. 4500 (×10−6/K) 4000 3600 3300 3000 2500 60 40 20 0 −20 −40 −75 −55 −35 −15 5 25 45 65 85 105 125 145 165 Ambient Temperature (C°) Approximate Expression for Resistance- Temperature Characteristics Resistance Changing Rate (%) Values are not guaranteed but typical. RT=R25 (C0+C1T+C2T2) RT: T°C R25: 25°C T: (°C) C0, C1, C2: 80 60 40 Performance Characteristics 20 Test Items 0 RT: Resistance value at T°C R25: Resistance value at 25°C T: Ambient temperature (°C) C0, C1, C2: Constants T.C.R. (×10−6/K) 3000 3300 3600 4000 4500 5000 C0 C1 C2 0.931258 0.924355 0.916356 0.907039 0.897412 0.886014 0.00265213 0.00292569 0.00323714 0.00361006 0.00395222 0.00437224 3.90112×10−6 4.00516×10−6 4.34428×10−6 4.33457×10−6 6.05201×10−6 7.48809×10−6 5000 T.C.R. 4500 (×10−6/K) 4000 3600 3300 3000 2500 Performance Requirements ∆R± (%+0.05Ω) Limit Typical Within specified tolerance –– Resistance −20 T.C.R. Within specified T.C.R. –– −40 −75(Short −55 −35 −15 5 0.5% 25 45 65 85 105 125 145 165 Overload time) 0.2% Ambient Resistance to 0.5%Temperature (C°) 0.2% Soldering Heat Test Methods 25°C +25°C/+65°C Rated voltage × 2.5 for 5 seconds 350°C±10°C, 1 second Rapid Change 0.5% 0.2% of Temperature −55°C (30min.) /+25°C (10min.)/ +150°C (30min.)/+25°C (10min.) 5 cycles Moisture Resistance 2% 0.3% 40°C±2°C, 90%–95%RH,1000h 1.5h ON/0.5h OFF cycle Endurance at 70°C 2% 0.5% 70°C±3°C, 1000h 1.5h ON/0.5h OFF cycle Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 12/16/11 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com 191 thermal protection Examples of Temp. Characteristics of Resistance Resistance Changing Rate (%) Derating Curve