power solution ? dbl to247 140w high power resistors rnp100s specifications and performances items ? specification ?Y conditions rating power 140 watts rating power 5.0 watts free air. resistance range 0.1-9.1 ohm 10-200 ohm more than 200 ohm resistance are available nominal resistance e12 e24 additional 2.0 and 5.0. tcr 100 ppm/c 50 ppm/c for -55 to +155c tolerance +/- 5% and +/- 1% operation temp. range -55 - +155 c max. applied voltage r p ? withstanding voltage 2500 volt 60 seconds. load life +/- (1.0 %+0.05 ohm) 25c, 90 min. on, 30min.off, 1000hours. humidity +/- (1.0 %+0.05 ohm) 40c, 90-95%rh, dc0.1w, 1000hours. temperature cycle +/- (0.25 %+0.05 ohm) -55c, 30 min.,+155c 30min., 5cycles. soldering heat +/- (0.25 %+0.05 ohm) 350+/-5c, 3seconds, solder ability over 3/4 of round 230+/-5c, 3seconds. insulation resistance over 1000 meg ohm between terminals and metal back plate. vibration +/- (0.25 %+0.05 ohm) features and applications up to 140w high power rating at 25c flange temperature cased in to-247 mold package. just 0.9c/w thermal resistance from resistor surface to flange or metal back plate realized. complete thermal conduction and heat transfer design available. linear temperature raise/applied pow er characteristics realized. exposed high thermal conduction metal useful in excellent heat transfer to outer heat sink. insulation sheet unnecessary, sufficient insulation between circuit and back metal supported in internal structure. non-inductive design effective in wide frequency range. small size 100w power resistors and thin type fi t for higher density design of power electronics. rnp100s will be applicable in such industrial power equipment and radio frequenc y circuits as ups, motor control, power amplifiers, rf power amplif iers, automated machine controls and power supplies. structure and material ? epoxy molding `?copper wire leads ?Oconductor ?resistor film ??alumina ~?copper plate dimensions (mm) dia.3.2 20 5.1 4.8 16.0 3+/-0.3 10.9 20 dia.0.8 rnp100s 100 cfn31 lead free
power solutio n - dbl 140w high power resistors c?c?c?c?c?c? rnp100s ordering information p/n type tcr resistance tolerance code/notes rnp100sa1r2f000 rnp100s a(100ppm/c) 1r2 f(1%) (1.2ohm,100ppm, 1%) RNP100SA1R2FZ00 rnp100s a(100ppm/c) 1r2 f(1%) (1.2ohm, 1%, lead-free) rnp100sc100f000 rnp100s c(50ppm/c) 100 f(1%) (10ohm, 100ppm, 1%) rnp100sc100fz00 rnp100s c(50ppm/c) 100 f(1%) (10ohm, 1%, lead-free) 20050212 temperature rise resistor surface temperature rise based on flange (c) 140 rnp100sa 1r5 j 120 100 80 60 40 20 0 0 25 50 75 100 125 150 power (watts) derating curve rating power(w) 150 c?c?c?c?c?c?c?c?c?c? +25c 125 100 75 50 25 +155c 0 -50 0 50 100 150 200 flange temperature (c) pulse energy durability pulse peak watt (watts) 100k rnp100s a 0r2 j to rnp100s c 100 f 10k 1k 100 100n 1u 10u 100u 1m 10m pulse width (seconds) frequency characteristics impedance (ohms) 1k rnp100s c 101 f 100 rnp100s a 100 f 10 1 10k 100k 1m 10m 100m 1g frequency (hz) design for heat release c? c? c? recommendation (1) flat surface heat sink, thermal compound and sufficient mount screw torque will be necessary for well heat transfer. (2) in rush current protection application as charge current limitation resistor, sufficient power derating will be necessary. lead free
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