l eaded r es isto r s f eat ur es power rating 1/6w, 1/4w, 0.4w, 1/2w, 0.6w, 1w, 2w, 3w resistance tolerance 0.1%, 0.25% t.c.r. 15ppm/c, 25ppm/c de r ati ng curv e for resistors operated in ambient temperatures above 70c, power rating must be derated in accordance with the curve below. rated load (%) ambient temperature (c) 160 140 120 100 80 60 40 100 80 60 40 20 20 70 155 c di m e n sio n s unit: mm st yl e di m e n sio n normal miniature l ? d h ?d mfp-12 mfp25s 3.40.3 1.90.2 282.0 0.450.05 mfp204 - 3.40.3 1.90.2 282.0 0.450.05 mfp-25 mfp50s 6.30.5 2.40.2 282.0 0.550.05 mfp207 - 6.30.5 2.40.2 282.0 0.550.05 mfp-50 mfp1ws 9.00.5 3.30.3 262.0 0.550.05 mfp100 mfp2ws 11.51.0 4.50.5 352.0 0.80.05 mfp200 mfp3ws 15.51.0 5.00.5 332.0 0.80.05 ?d h l ?d metal film resistors precision type normal & miniature style [ mfp series ] i n t r od uc tio n the mfp series metal film precision resistors are manufactured using vacuum sputtering sys - tem to deposit multiple layers of mixed metals alloy and passivative materials onto a carefully treated high grade ceramic substrate. after a helical groove has been cut in the resistive layer, tinned connecting leads of electrolytic copper are welded to the end-caps. the resistors are coated with layers of blue color lacquer. ultra high precision resistors, ultra high stability, ultra low temperature coeffcient.
note: note: rated continuous working voltage (rcwv) = power rating x resistance value e l e c t r i c a l ch a r a c te r isti c s st yl e mfp-12 mfp25 s mfp204 mfp-25 mfp50 s mfp207 mfp-50 mfp1w s mfp100 mfp2w s mfp200 mfp3w s power rating at 70c 1/6w 1/4w 0.4w 1/4w 1/2w 0.6w 1/2w 1w 2w 3w maximum working voltage 150v 200v 250v 350v 400v 500v maximum overload voltage 300v 400v 500v 600v 700v 800v 1,000v dielectric withstanding vol. 300v 500v 700v 1,000v resistance range 10 - 1 m for e192 series value operating temp. range -55c to +155c 7hpshudwuh&rhiflhqw 15ppm/c, 25ppm/c note: special value is available on request e nv i r o nm e n ta l ch a r a c te r isti c s p e rf o rm a nc e test test m et h od a ppr aise short time overload jis-c-5202 5.5 2.5 times rcwv for 5 sec. 0.1%+0.05 dielectric withstanding voltage jis-c-5202 5.7 in v-block for 60 sec. by type 7hpshudwuh&rhiflhqw jis-c-5202 5.2 -55c to +155c by type insulation resistance jis-c-5202 5.6 in v-block >10,000m solderability jis-c-5202 6.5 2605c for 50.5 sec. 95% min. coverage resistance to solvent jis-c-5202 6.9 ipa for 1 min. with ultrasonic no deterioration of coatings and markings terminal strength jis-c-5202 6.1 direct load for 10 sec. in the direction of the terminal leads 2.5kg (24.5n) pulse overload jis-c-5202 5.8 4 times rcwv 10,000 cycles (1 sec. on, 25 sec. off) 1.0%+0.05 load life in humidity jis-c-5202 7.9 402c, 90-95% rh at rcwv for 1,000 hr. (1.5 hr. on, 0.5 hr. off) 1.0%+0.05 load life jis-c-5202 7.10 70c at rcwv for 1,000 hr. (1.5 hr. on, 0.5 hr. off) 1.0%+0.05 temperature cycling jis-c-5202 7.4 -55c ? room temp. ? +155c ? room temp. (5 cycles) 0.25%+0.05 resistance to soldering heat jis-c-5202 6.4 35010c for 30.5 sec. 0.25%+0.05
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