50W TO-220 HIGH POWER RESISTORS Features…………………………………………………………. Non-inductive, thin film technology. Thermally enhanced Industry standard TO220 package. RoHS compliant. Low thermal resistance, 2.3 °C/W resistor hot spot to metal tab. Complete thermal flow design available for easy implementation. Superior vibration durability. Small thin package for high density PCB installation. Applications……………………………………………………… High frequency circuits and wide band / linear amplifiers. Switch mode and industrial RF power sources. AC motor control, electronic load and drive circuits. Automotive. Industrial PC modules (IPM) and measurement systems. Specification Dimensions MHP J G B K dia.M C D L A H N E F A 10.6 B 15.0 C 4.5 D 1.5 E 2.7 F 5.08 G 0.75 H 0.5 J 1.5 K 19.0 L 2.7 M 3.6 N 15.0 Specification Item Power Rating Power Rating Thermal Resistance Resistance Range Nominal Resistance Series TCR Tolerance Operation Temp. Range Max. Operating Voltage. Dielectric Withstand Voltage Load Life Humidity Temp. Cycle Soldering Heat (Max) Solderability Insulation Resistance Vibration 0.01-0.09 Ω E6 250 ppm/°C +/- 5% (J) Specifications 50 Watt 2.25 Watt 2.3 °C/W 0.1-9.1 Ω E12 100 ppm/°C +/-1% (F) & 5% (J) -55°C to+155°C 500V or P.R 2000 Volts DC ∆R +/-(1.0 %+0.05 Ω) ∆R +/- (1.0 %+0.05 Ω) ∆R +/- (0.25 %+0.05 Ω) ∆R +/- (0.1 %+0.05 Ω) Over 95% of surface Over 1,000 MΩ ∆R +/- (0.25 %+0.05 Ω) Note: For resistances from 220 to 51k Ω the power rating shall be restricted to 30W. 1 10-220 Ω E24 50 ppm/°C +/-1% (F) Test Conditions -55 to 25 °C flange temperature Free air @ 25°C Hot spot to Tab Up to 51 KΩ also available 2.5 Ω and 5.0 Ω also available -55 to +155 °C 60 seconds. 25 °C, 90 min. ON,30 min. OFF,1000 hours. 40°C,90-95%RH, DC 0.1 W, 1000 hours. -55 °C,30 min.,+155 °C,30 min., 5 cycles 250+/-5 °C, 3 seconds, 230+/-5 °C, 3 seconds. Between terminals and tab. MHP 50 50W TO-220 High power resistors Temperature Rise Derating Temperature Rise (°C) Rating Power (W) MHP 50 500 F 140 MHP 50 1K0 F 120 50 100 +25C 40 80 30 60 20 40 10 20 +155C 0 -50 0 Pulse Peak (Watts) 10K 50 100 150 Flange Temperature (°C) 0 200 0 Pulse Energy durability 10 20 Impedance (ohms) 1K MHP 50 1K0 F MHP 50 100F 30 Power (W) 40 50 Frequency Characteristics MHP 50 101 F 100 1K MHP 50 100 F One time rectangular pulse. 100 10 MHP 50 220 F 1 100K 1M 10 1µ Notes: (1) (2) (3) (4) (5) 10µ 100µ 1m Pulse With (seconds) 10m MHP 50 500 F 100m 1G 10G Electrically isolated metal tab. Recommend the use of thermal grease between metal tab and heat sink. Thermal design should account for a thermal resistance between resistor and tab of 2.3°C/W and a maximum resistor temperature of 155°C. Current rating: 25A maximum. Surface mount package also available, please call factory. Ordering Information MHP 50 500 F Model Resistance Code 0.1Ω : 0R100 50 Ω : 500 First two digits significant, last digit: number of trailing zeros 2 10M 100M Frequency (Hz) Tolerance J = 5% Tol F = 1% Tol