metal glazed resisto r mgr series - meritek coating-insulated megohm fixed resistors ( metal glazed ) high voltage surge resistors. f eatures: ? stable performance against high temperature and voltage. ? good performance in enduring moisture and overload capability. ? operating ambient temperature: -55 to +175 ? lead (pb)-free solder contacts ? epoxy and silicone coating avail able for various applications. ? resistance tolerance: 1% & 5% ? power rating: 1/8 watt to 3 watts, 50 ppm/c to 200 ppm/c ? resistance range ? up to 10g ohms ? dielectric withstanding voltage - vmax: 1,200v p art n umber s ystem : mgr s 1/4w - value j tr b = bulk; tr = tape & reel resistance tolerance (e.g j = +/-5%, f = +/-1%) resistance value (e.g. 0r1, 1r, 10r, 100r, 1k, 10k, 100k, 1m, 10m) power rating coating (s = silicone, e = epoxy) metal glazed resistor d imension : dimension(mm) style (din size) l d h d mgr1/8w(0204) 3.3 0.5 1.8 0.3 28 2.0 0.45 0.03 mgr1/4w (0207) 6.3 0.5 2.3 0.3 28 2.0 0.55 0.03 mgr1/2ws (0207) 6.3 0.5 2.3 0.3 28 2.0 0.55 0.03 mgr1/2ws(0309) 8.5 0.5 2.7 0.5 27 2.0 0.60 0.03 mgr 1/2w (0410) 9.0 0.5 3.2 0.5 26 2.0 0.65 0.03 mgr 1ws (0412) 9.0 0.5 4.0 0.5 26 2.0 0.65 0.03 mgr 1w (0414) 11.5 1.0 4.0 0.5 35 2.0 0.78 0.03 mgr 2ws (0416) 11.5 1.0 4.5 0.5 35 2.0 0.78 0.03 mgr 2w (0516) 15.5 1.0 5.0 0.5 32 2.0 0.78 0.03 mgr 3ws (0518) 15.5 1.0 5.0 0.5 32 2.0 0.78 0.03 a ppearance : silicone resin ------ brown --- (flame-proof) epoxy resin ------ light blue
metal glazed resisto r mgr series - meritek r ating : dielectric withstanding voltage power rating max. working voltage max. overload voltage silicone resin epoxy resin resistance range* resistance tolerance t.c.r. rating ambient temperature operating temperature mgr1/8w(0204) dc500v 1000v 300v 400v 100k~100m mgr1/4w(0207) dc1600v ac1150v dc2000v ac1500v 400v 500v 100k-1g mgr1/2ws(0207) mgr1/2ws(0309) dc1700v dc1800v 2500v 400v 500v 100k-1g mgr1/2w(0410) dc2000v 2500v 500v 700v 100k-1g mgr1ws(0412) dc2500v 3500v 500v 700v 100k-1g mgr1w(0414) dc3000v 4000v 500v 1000v 100k-1g mgr2ws(0416) dc3500v 4000v 500v 1000v 100k-1g mgr2w(0516) dc3500v 4000v 700v 1200v 100k-1g mgr3ws(0518) dc3500v 4000v 700v 1200v 100k-1g k 10 e12 j 5 e24 f 1 e24 1g 10 e12 200ppm/ 100ppm/ 50ppm/ 70 -55 + 175 * resistance range reflects standard resistance values. other resistance values are available on request. maximum resistance: 1 0g ohms p erformance : test items test methods specifications short time overload rated voltage x 2.5 or max. overload vo ltage, whichever is lower, for 5sec. 1.0% 0.05? moisture resistance 40 2 , 90%~95%rh,1000h 90 min on 30 min off 5.0% 0.05? load life 1000hours at rated voltage, 70 90 min on 30 min off 3.0% 0.05? insulation resistance 50050v dc during 1 min v-block method 10,000m ? over dielectric withstanding voltage in v-block for 60 seconds by type resistance to soldering heat 260 5 ,10s1s or 350 10 , 3.5s0.5s 1.0% 0.05? temperature cycling 5 cycles for C 25 3 (30min) room temp.(30min) ~ +85 3 (30min) room temp. (30min) 1.0% 0.05? terminal strength direct load for 10 sec. in the directio n of the terminal leads. tensile: 2.5kg R intermittent ?overload 4 times rcwv for10000cycles(1sec.on 25secs.off) (1%+0.05 ? )
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