
POWER SOLUTION - 
DBL
TO247 100W HIGH POWER RESISTORS 
RNP50S 
Specifications and Performances 
Specification Items 
Rating Power 
Rating Power 
Max. Applied Power 
Resistance Range 
Nominal Resistance 
TCR 
Tolerance 
Operation Temp. Range 
Max. Applied Voltage 
Withstanding Voltage 
Load Life 
Humidity 
Temperature Cycle 
Soldering Heat 
Solder
ability 
Insulation Resistance 
Vibration 
Note: At resistance from 220 to 51kohms rating power shall be restricted in 20W. 
Specification-Performance 
100 Watts 
3.0 Watts 
100 Watts 
0.1-9.1 ohm 
E12 
100 ppm/C 
+/-5% 
-55 - +155 C 
P
 
2500 Volt 
+/-(1.0 %+0.05 ohm) 
+/-(1.0 %+0.05 ohm) 
+/-(0.25 %+0.05 ohm) 
+/-(0.25 %+0.05 ohm) 
Over 3/4 of round 
Over 1000 Meg ohm 
+/-(0.25 %+0.05 ohm) 
Test Conditions 
Free air. 
Short time overload, 2.5 seconds. 
Over 220 ohms areavailable. 
Additional 2.0 and 5.0. 
For -55 to +155C 
60 seconds. 
25C, 90 min.ON, 30min.OFF, 1000hours. 
40C, 90 - 95%RH, DC0.1W, 1000hours. 
-55C, 30 min., +155C, 30min., 5cycles. 
350+/-5C, 3seconds, 
230+/-5C, 3seconds. 
Between terminals and tab. 
10-220 ohm 
E24 
50 ppm/C 
+/-1% 
R
Features and Applications 
100W high power resistor in TO-247 molded package.   
Just 1.3C/W heat resistance between resistor and flange realized. 
Non-inductive design suits for high frequency circuit and wide band amplifiers. 
Small size and thin type suits for high density electronics design. 
Complete thermal conduction and heat dissipation design to be available. 
AC motor control, IPM, SW power supply, volt power sources, constant current sources, electronic load, 
precision voltage sources, industrial RF power sources, RF linear amplifiers, and termination resistor of 
RF circuits. 
Dimensional Specifications (mm) 
dia.3.2 
                                             20 
                 5.1 
                4.8 
      16.0     3+/-0.3             10.9       (20) 
         dia.0.8 
CFN53
Between flange and resistor are insulated.
                                   Leads, Tin plated Cu 
                                   Molding, epoxy 
                                   Conductor, Cu 
                                   Resistor, NiCr 
                                   Substrate, Alumina 
                                   Flange, Ni plated Cu
Lead Free