Lead Free POWER SOLUTION - NIKKOHM 4-TERMINALS MILLI-OHM RESISTORS RAH10S Features and Applications Milli-ohm precision resistor with Kelvin four terminals in open package. 1mohm to 10mohm resistance range. 1% and 5% tolerance and stable +/-30ppm/C (typical) TCR and 30A operating current. Small size and thin profile suitable for high density design. Complete heat conduction, heat dissipation design and vibration durable design available. Applicable in circuit board testing, IC testing, precision measurements, precision power supply, UPS, battery charging, power modules, motor drive control, actuator drive circuits, automotive electronics and industrial computers. Dimensions（ｍｍ） A Dia.G C Q P H J F K L E D R B M N A B C D E F G H J K L M N P Q R (mm) 22+/-0.5 17.5 4.0 max 3.0+/-0.5 7.6+/-0.2 17.8+/-0.2 3.5+/-0.3 1.4+/-0.2 3.0+/-0.2 1.0+/-0.2 2.0+/-0.2 3.0+/-0.2 5.0+/-0.2 14.0+/-0.3 1.5+/-0.2 0.7+/-0.3 Ordering Information P/N RAH10SCR002F000 RAH10SCR005J000 RAH10SCR010F000 Type RAH10S RAH10S RAH10S TCR +/-50ppm(C) +/-50ppm(C) +/-50ppm(C) Resistance 0.001Ohm 0.005Ohm 0.010Ohm Tolerance +/-1%(F) +/-5%(J) +/-1%(F) Note Lead Free POWER SOLUTION - NIKKOHM 4-TERMINALS MILLI-OHM METAL PLATE RESISTORS RAH10S Specifications and Performances Rating Power Rating Power Heat Resistance, Max. Operating Current Resistance Range Nominal Resistance TCR Tolerance Operation Temp. Range Storage Temp. Range Withstanding Voltage Load Life Humidity Specification 10 Watt 2 Watt 8.0 K/W 100 A at 1mohm 0.001-0.010 ohm 1-2-3-4-5-6-8-10 mOhm +/-50 ppm/℃ +/-0.5%, +/-1% and +/-5% -55 to +120 ℃ -55 to +120 ℃ 500 Volt +/-1.0 % +/-1.0 % Temperature Rise For -40 to +120 C 60 seconds. 25 C, 90 min. ON, 30min.OFF, 1000hours. 40C, 90-95%RH, DC0.1W, 1000hours. Temperature Coefficient dR/R (ppm) Temperature Rise (Degree ℃) +4000 80 10m ohm worst case 60 40 Dots shows typically measured. Slope of +30ppm/℃ +2000 0 1mohm typical -2000 20 0 Test Conditions Below 25 C flange temperature. Free air. Resistor-Flange Short time overload, 2.5 seconds. 0 2 4 6 8 Applied Power (W) 10 12 -4000 -50 Slope of –30ppm/℃ 0 25 50 75 100 Flange Temperature ( C ) 125 Note (1) Screw mounting shall be necessary to be increased vibration durability because terminals are strong to bending force. 20050212