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| 140W TO-247 HIGH POWER RESISTORS Features................................................................... Non-inductive, high power resistor. Thermally enhanced Industry standard TO-247 package. Extremely Low thermal resistance, 0.9 C/W resistor hot spot to metal tab. Complete thermal flow design available for easy implementation. Small thin package for high density PCB installation. RoHS compliant. Applications............................................................... High frequency circuits and RF power amplifiers. UPS and power supply circuits Motor control and power/RF power amplifiers. Industrial power equipment. PLC drivers. Inrush current protection. Specification Dimensions (mm) dia.3.2 Epoxy Molding Copper Wire Leads Conductor Resistor Film Alumina Copper Plate Structure and Material MHP 140 100F 20 5.1 4.8 16.0 3+/-0.3 dia.0.8 10.9 14.5 +/-0.5 Items Power Rating Power Rating Resistance Range Nominal Resistance Series TCR Tolerance Operation Temp. Range Rated Voltage (Max). Dielectric Withstanding Voltage Load Life Humidity Temperature Cycle Soldering Heat (Max) Solderability Insulation Resistance Vibration 0.01-0.09 E6 250 ppm/C 5% Specification 140 Watts 5.0 Watts 0.1-9.1 E12 100 ppm/C 5% and 1% -55 - +155 C 700V or (P*R) 2500 Volt R +/- (1.0 %+0.05 ) R +/- (1.0 %+0.05 ) R +/- (0.25 %+0.05 ) R +/- (0.25 %+0.05 ) Min 95% coverage Over 1000 M R +/- (0.25 %+0.05 ) 60 seconds. 10-220 E24 50 ppm/C 1% Free air. Conditions @ Tab Temp < 25C Extended resistance range to 51K avail. 2.0 and 5.0 also available. For -55 to +155C 25C, 90 min. ON, 30 min.OFF, 1000 hours. 40C, 90-95% RH, DC 0.1W, 1000 hours. -55C, 30 min.,+155C 30min., 5cycles. 250+/-5C, 3 seconds, 230+/-5C, 3 seconds. Between terminals and metal back plate. Specifications subject to change without notice. Notes: 1. Electrically isolated metal tab. 2. Recommend the use of thermal grease between metal tab and heat sink. 3. Thermal design should account for a thermal resistance between resistor and tab of 0.9C/W and a maximum resistor temperature of 155C. 4. Resistances greater than 220 are available, please call factory. 5. Current rating: 25A maximum. 1 MHP 140 Derating Curve 140W TO-247 HIGH POWER RESISTORS Temperature Rise 140 120 Power rating (Watts) 150 125 100 75 50 25 0 +155C 25C 100 80 60 40 20 0 0 25 MHP140 1R5J -50 0 50 100 150 Flange Temperature (C) 200 50 75 100 125 150 Power (Watts) Pulse Energy Durability Pulse Peak (Watts) 100K Frequency Characteristics Impedance () 1K 10K MHP140 0R200 to MHP140 100 F 100 MHP140 100 F 1K 10 100 100n 1u 10u 100u 1m 10m 1 Pulse Width (seconds) 10K 100K 1M 10M 100M 1G Frequency (Hz) Mounting Recommendations Sufficient torque must be used to obtain optimum heat transfer. Ordering Information MHP 140 500 F Model Resistance Code 0.1 : 0R100 50 : 500 First two digits significant, last digit: number of trailing zeros Tolerance J = 5% Tol F = 1% Tol 2 |
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