Fea TureS TKH Series Small size, low profile, surge capable film resistor -55C to +175C temperature range provides for 45W TO-252 Thick Film Resistor automotive applications. Low thermal resistance under 3.0C/W shows excellent cooling per formance. Easy to replace D-PAK power resistor. Excellent r f characteristics for high speed pulse operation. Applications include snubber, gate control, bleeder, filter, rush current protection, PV, UPS and motor control inverters. CHaraCTeriSTiCS Rated Power 45W at -55C to 25C backing metal Test Requirement Method temperature 1.0W attached on simple Short Time 50W Rated power X 2.0 and 5 second at foot print. Overload 25C with heat-sink Heat Resistance 3.0C/W resistor to back metal TCR 100ppm/C 10 to 51k, around 100 ppm/C Resistance 0.02-510k 0.02-0.91 are available under 9.1 Range at 5% tol. only. E24 plus 2.5, 4.0, 5.0, 1500 VAC Terminal and back metal, 60 seconds. Withstanding 8.0, and 16 1mA Volt. Tolerance 1% (F) Load Life 1.0% 25C, 90 min. ON, 30 min. OFF, 1000h. Resistor Material Thick Film Humidity 1.0% 40C, 90-95%RH, DC 0.1W, 1000 Capacitance 2.65 pF Equivalent parallel capacitance, hours. typical Temp. Cycle 0.25% -55C,30 min.,+155C, 30 min., 5cycle Inductance 14.65 nH Equivalent series inductance, Soldering Heat 0.1% 350 5C, 3 seconds typical Lead Over 95% of 230 5C, 3 seconds Operating Temp. -55C to+175C Solderability surface Max. Operating 10A Insulation Over 1,000M Between terminals and back metal Current Resistance Max. Operating less than 500V or PR P is rated power Vibration 0.25% IEC60068-2-6 Volt. and R resistance Weight 0.324 gram Derating Frequency Characteristics Pulse Energy Durability Temperature Rise 1000 200 100k 10 ohm F with heat sink 50 10k 40 Resistor temp. 100Ohm F 30 +25C 100 1k 100 980W Base metal temp. 20 +175C 100 45W 10 10 10 0 0 10n 1u 100u 10m 1 100 1.0 10 100 1000 0 5 10 15 -50 0 50 100 150 200 100n 10u 1m 100m 10 Frequency (MHz) Applied Power (W) Back Metal Temperature (C) Pulse width (seconds) Tentative continuous-pulse Actual temperature rise for TKH power allowance at duty 0.01. that is jointed on a metal insu- Construction Load life test will be necessary lated circuit board of 47mm x in actual equipments, because 73mm x 1mm thick Terminals curve may be changed by Resistive layer resistance, repetition, duty and Pd-Ag film Ni-Cr alloy operating temperature. Ni plating & Tin plating Molding Epoxy resin Terminals UL-94 V-0 Copper, Ni plating & Tin plating substrate Heat sink ALO Pd-Ag film 1mm thickness Ni plating & Tin plating (continued) 154 1-866-9-OHMITE Intl 1-847-258-0300 Fax 1-847-574-7522 www.ohmite.com info ohmite.com Power (W) Impedance (ohm) Pulse peak power (W) Temperature (C)TKH Series 45W TO-252 Thick Film Resistor dimenSionS (iin./mm) 8.00 7.62 .2 8.20 14.00 12.0 .2 2.54 .2 3.00 0.9 .1 5.08 .2 2.00 0.91 .1 8.3 .2 0.9 .1 5.08 Tape and reel 500pcs per reel Dia. 1.55 .05 1.75 254mm reel size Dia. 1.60 .1 4.00 11.50 13.90 24.0 0.3 3.75 0.30 0.05 2.00 8.70 ordering inForma Tion Standard Part Numbers RoHS Compliant TKH45PR050JE-TR TKH45P47R0FE-TR TKH45PR050JE-TR TKH45PR100JE-TR TKH45P50R0FE-TR TKH45PR500JE-TR TKH45P100RFE-TR Series Package Ohms Tolerance Tape & reel TKH45P1R00FE-TR TKH45P150RFE-TR code TKH45P1R50FE-TR TKH45P200RFE-TR TKH45P2R00FE-TR TKH45P300RFE-TR TKH45P5R00FE-TR TKH45P500RFE-TR TKH45P7R50FE-TR TKH45P1K00FE-TR TKH45P10R0FE-TR TKH45P2K50FE-TR TKH45P20R0FE-TR TKH45P5K00FE-TR TKH45P25R0FE-TR rev 9/18-1 1-866-9-OHMITE Intl 1-847-258-0300 Fax 1-847-574-7522 www.ohmite.com info ohmite.com 155