BETATHERM DATA SHEET BETATHERM PART NO.5K3A3731 F.E.C. NO. :732-230 DESCRIPTIONNTC THERMISTOR WITH LEAD TYPE 30 AWG SOLID SILVER PLATED COPPER WITH KYNAR INSULATION. MECHANICAL SPECIFICATION BALCK STYCAST 2850FT. 30 AWG KYNAR co L_| a i 10 + 2.0mm _ 200 +/- 10 mm | Curve 3 R @ 25C: 9000.00 Temp M ultip lier R_ nominal -50 66.7820 333910.00 -45 47.0610 235305.00 Resistance @ 25C: 5,000 Ohms -40 33.5668 167834.00 Tolerance: +0.2C from 0C to 70C 35 24.2193 121096.50 ti Range:-55C to +150C -30 17.6682 88341.00 Operating Range: 25 13.0242 65121.00 Beta Value 0/50: 3892 +/- 1,0% -20 8.6976 4848801 Alpha Value @ 25C: -4,39%/C 715 7.2895 36447 .60 -10 .5298 27648.76 -5 4.2314 21157.19 0 3.2651 16325.49 5 2.5396 12697.82 10 1.9904 9951.82 15 1.5714 7857.02 20 1.2494 6246.89 25 1.0000 5000.00 30 0.8056 4027.98 35 0.6530 3265.10 40 0.6325 2662.52 45 0.4367 2183.44 50 0.3601 1800.49 55 0.2985 1492.54 60 0.2487 1243.54 65 0.2082 1041.16 70 0.1752 875.82 75 0.1480 740.05 80 0.1256 628.09 85 0.1071 535.28 90 0.0916 458.06 95 0.0787 393.49 100 0.0679 339.32 105 0.0587 293.65 110 0.0510 255.04 115 0.0444 222.25 120 0.0389 194.30 125 0.0341 170.41 130 0.0300 149.91 135 0.0265 132.27 140 0.0234 117.04 145 0.0208 103.85 150 0.0185 92.39