90 Series Lead Free Vitreous Enamel Molded Axial Term. Wirewound, 5% Tolerance Standard When you need the highest quality wirewound axial FeatureS terminal resistors available, choose Ohmite’s 90 • Molded Construction provides consistent shape Series resistors. and size (Permits mounting in clips which extends They are manufactured by a unique process that power rating). molds the vitreous enamel over the resistive ele- • Meets MIL-R-26 requirements for insulated resis- ment, helping to ensure consistent dimensions. tors. This uniformity permits 90 Series resistors to be mounted in clips, creating a heat-sinking benefit (see • All-welded construction. next page). • Flame resistant lead free vitreous enamel coating. The durable vitreous enamel coating, which is totally • Higher ratings in smaller sizes. lead free, permits the 90 Series resistors to maintain • Heat sink mounting clips available. a hard coating while operating at high temperatures. Mechanical integrity is enhanced by the all-welded • RoHS compliant; add “E” suffix to part number to construction. specify. SerieS SpeCiFiCationS Series Wattage* Ohms Voltage 91 1.5 0.1Ω-3.6K 150 92 2.25 0.1Ω-3.5K 85 93 3.25 0.1Ω-10.5K 200 95 5.0 0.1Ω-25K 495 96 6.5 0.1Ω-50K 625 90 11.0 0.1Ω-91K 1080 * 2x power ratings by using heat-sink mounting clips shown on following page. Note: Due to space restrictions, parts are stamped with wattage ratings reduced to the nearest whole number. The actual wattage ratings are as published in this catalog. CharaCteriStiCS Coating Molded lead free vitreous enamel Core Ceramic Terminals Solder-coated copper clad axial. RoHS solder composition is 96% Sn, 3.5% Ag, 0.5% Cu Derating Linearly from 100% @ +25°C to 0% @ +350°C Tolerance ±5% (other tolerances available) Power rating Based on 25°C free air rating (other wattages available*) Maximum ohmic values See chart Overload Under 11 watts: 5 times rated wattage for 5 seconds. 11 watts: 10 times rated wattage for 5 seconds Temperature coefficient 1 to 9.99Ω: ±100 ppm/°C; 10Ω and over: ±30 ppm/°C Dielectric withstanding voltage 500 VAC: 1W rating; 1000 VAC: 2, 3, 5 and 11W DimenSionS (in./mm max.) Series Wattage Length Diameter Lead gauge 91 1.5 0.452 / 11.5 0.140 / 3.6 24 1.5 in. / 38.1mm L D 92 2.25 0.405 / 10.3 0.219 / 5.6 20 93 3.25 0.577 / 14.7 0.234 / 5.9 20 95 5.0 0.968 / 24.6 0.265 / 6.7 20 96 6.5 0.952 / 24.2 0.343 / 8.7 20 90 11.0 1.811 / 46.0 0.343 / 8.7 20 (continued) 1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com 89

90 Series orDering inFormation Non-Inductive Winding RoHS Lead Free Vitreous Enamel Molded Optional (blank = std. winding) Compliant 91NJR10E Axial Term. Wirewound, 90 Series Wattage Tolerance Resistance Value 5% Tolerance Standard Series-Lead 1= 1.5W J=5% 1R0= 1.0Ω Free Vitreous 2= 2.25W 10R=10.0Ω Enamel Molded 3= 3.25W 250= 250Ω Axial Term. 5= 5W 1K0= 1,000Ω Wirewound 0=11W 4K5= 4,500Ω 51K=51,000Ω Standard part numbers for 90 series Wattage Wattage Wattage Wattage Wattage Ohmic value PPSaruerffftii xxN o. 91J ––– 1.5 92J –––2.25 93J –––3.25 95J ––– 5 90J ––– 11 Ohmic value PPSaruerffftii xxN o. 91J ––– 1.5 92J –––2.25 93J –––3.25 95J ––– 5 90J ––– 11 Ohmic value PPSaruerffftii xxN o. 91J ––– 1.5 92J –––2.25 93J –––3.25 95J ––– 5 90J ––– 11 Ohmic value PPSaruerffftii xxN o. 93J –––3.25 95J ––– 5 90J ––– 11 Ohmic value PPSaruerffftii xxN o. 95J ––– 5 90J ––– 11 1 –––1R0      22 –––22R      350 –––350      3,500 –––3K5    13,000 –––13K   1.1 –––1R1      24 –––24R      360 –––360      3,600 –––3K6    14,000 –––14K   1.2 –––1R2      25 –––25R      390 –––390      3,900 –––3K9    15,000 –––15K   1.3 –––1R3      27 –––27R      400 –––400      4,000 –––4K0    16,000 –––16K   1.5 –––1R5      30 –––30R      430 –––430      4,300 –––4K3    17,000 –––17K   1.6 –––1R6      33 –––33R      450 –––450      4,500 –––4K5    18,000 –––18K   1.8 –––1R8      35 –––35R      470 –––470      4,700 –––4K7    20,000 –––20K   2 –––2R0      36 –––36R      500 –––500      5,000 –––5K0    22,000 –––22K   2.2 –––2R2      39 –––39R      510 –––510      5,100 –––5K1    24,000 –––24K   2.4 –––2R4      40 –––40R      560 –––560      5,600 –––5K6    25,000 –––25K   2.7 –––2R7      43 –––43R      600 –––600      6,000 –––6K0    27,000 –––27K  3 –––3R0      47 –––47R      620 –––620      6,200 –––6K2    30,000 –––30K  3.3 –––3R3      50 –––50R      680 –––680      6,800 –––6K8    33,000 –––33K  3.6 –––3R6      51 –––51R      700 –––700      7,000 –––7K0    35,000 –––35K  3.9 –––3R9      56 –––56R      750 –––750      7,500 –––7K5    36,000 –––36K  4 –––4R0      62 –––62R     800 –––800      8,000 –––8K0    39,000 –––39K  4.3 –––4R3      68 –––68R      820 –––820      8,200 –––8K2    40,000 –––40K  4.7 –––4R7      75 –––75R      900 –––900      9,000 –––9K0    43,000 –––43K  5 –––5R0      82 –––82R      910 –––910      9,100 –––9K1   45,000 –––45K  5.1 –––5R1      91 –––91R      1,000 –––1K0      10,000 –––10K    47,000 –––47K  5.6 –––5R6     100 –––100      1,100 –––1K1      11,000 –––11K   50,000 –––50K  6.2 –––6R2     110 –––110      1,200 –––1K2      12,000 –––12K   51,000 –––51K  6.8 –––6R8     120 –––120      1,300 –––1K3      7.5 –––7R5     130 –––130      1,400 –––1K4       = Standard values 8.2 –––8R2     150 –––150      1,500 –––1K5       = Non-standard values subject to minimum handling 9.1 –––9R1      160 –––160      1,600 –––1K6      charge per item 10 –––10R     180 –––180      1,800 –––1K8      11 –––11R     200 –––200      2,000 –––2K0      Shaded values involve very fine resistance wire and 12 –––12R     220 –––220      2,200 –––2K2      should not be used in critical applications without burn- 13 –––13R      240 –––240      2,400 –––2K4      in and/or thermal cycling. 15 –––15R     250 –––250      2,500 –––2K5      16 –––16R     270 –––270      2,700 –––2K7      18 –––18R     300 –––300      3,000 –––3K0      20 –––20R     330 –––330      3,300 –––3K3    mounting Clip FeatureS • Prevents severe vibration or mechanical shock to resistor • Increases resistor wattage up to 100% when mounted on metal surface (1.5 sq. in. by 0.040 in. thick min. per watt dissipated) • Holes in clip base permit fastening to chassis surface with machine screws, eyelets or rivets • Sold in bags of ten (10) Standard part numbers for mounting clip Resistor Clip Clip Clip Hole Hole rating length width height No. of centers diameter Part No. (watts) (in./mm) (in./mm) (in./mm) holes (in./mm) (in./mm)  = Most popular standard values  5900 1.5 0.40 / 10.319 0.150 / 3.810 0.250 / 6.350 1 0.71 / 1.803  = Standard values  5902 2.25 0.35 / 8.890 0.217 / 5.500 0.275 / 6.980 2 0.156 / 3.969 0.71 / 1.803  = Non-standard values subject to  5904 3.25 0.50 / 12.700 0.257 / 6.500 0.319 / 8.103 2 0.250 / 6.350 0.093 / 2.362 minimum handling charge per  5906 5.0 0.90 / 22.860 0.237 / 6.019 0.284 / 7.214 2 0.400 / 10.160 0.103 / 2.616 item  5908 11.0 1.75 / 44.450 0.333 / 8.458 0.377 / 9.576 2 0.800 / 20.320 0.103 / 2.616 90 1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com