General RC Carbon Composition (0.25 and 0.5 Watt) RC Ceramic Composition (0.5 Watt and above) RF Metal Film RW Surface Mount Power Standard pedestal mount Wirewound Power and Low Value RP Power Film RM Recessed-base mount RC Series: carbon composition (1/4 & 1/2 watt) RC Series: ceramic composition (above 1/2 watt) RF Series: metal film RW Series: wirewound RP Series: power film RM Series: high voltage thick film High Voltage Thick Film Flexible J-bend F e at u r e s * Tolerance 1%, 5%, 10%, depending on construction * Twelve wattage ratings * Seven package sizes * Two mounting designs to accommodate your soldering process * Five power resistor technologies to optimize your operating performance: 1. Carbon and Ceramic composition for surge and low inductance 2. Metal film for high ohmic value and low T.C. 3. Wire element for inrush current combined with low ohmic values. Resistance values as low as 0.005 4. Power film for high ohmic value and high wattage 5. High Voltage thick film for high voltage applications * Flexible J-bend terminations * Working Temperature Range: -55C to +150C S ER I E S S P E C I F I C AT I O N S Part Number Power Maximum (watts)* voltage 1% tol. Resistance range Temp. Coefficient 5% tol. 10% tol. 0.1-1 1-10 10+ RC0S2CA----- 0.25 250 -- RW0S6BB----- 0.6 50 0.010-1K 50 0.005-1K RC0R5DB----- RF0S8BA----- 0.50 350 -- -- Quantity per reel 400 400 1000V 16mm 1500 0.005-1K 90 50 20 1000V 12mm 2500 0.005-1K 90 2.2-20M 400 400 RP1S3CA----- 1.25 350 RP1S5CB----- RP1R5CB----- 1.5 350 75 0.005-1.5K 0.005-1.5K 90 250 250 1000V 16mm 1500 RW2S0CB----- RW2R0CB----- 2.0 100 0.005-5K 0.005-5K 90 50 20 1000V 16mm 1000 RP2S0DA----- RP2R0DA----- 2.0 500 -- -- 250 250 1000V 24mm 1000 RW2S0DA----- RW2R0DA----- 2.0 100 0.005-5K 90 50 20 1000V 24mm 1000 RP2R5DB----- RW3R0DB----- 2.5 500 -- 250 250 1000V 24mm 1000 RP3R0EA----- 3.0 3.0 750 -- 250 250 1000V 32mm 750 -- -- 50 RC1R0EA----- RW1S5CA----- RW3R5EA----- RM0R7EA----- 1.0 1.5 3.5 0.75 500 -- 1-10M -- 200 100 -- 250 -- -- 1-1M 1-1M 1-1M 0.005-5K 1-1M -- 200 0.005-13K 0.005-13K 90 350 0.005-25K 0.005-25K 90 2500 50 3.3-100K (10% tol only) -- 1K-1000M 1-1M 1K-1000M *25C ambient. E24 values standard; contact Ohmite for custom values. 32 100 250 50 50 1-866-9-OHMITE * Int'l 1-847-258-0300 * Fax 1-847-574-7522 * www.ohmite.com * info@ohmite.com 20 -1300 250 250 20 20 1000V 1000V 1000V 1000V 1000V 1000V 1000V 1000V 1000V 12mm 1000 350 10-1M 100 24mm 1.0 RF1S0CA----- -- 1000V 200 1.0 -- -- 0.8 RW1S0BA----- 1-5M Tape Size 13" reels -- -- 2.2-5.6M Dielectric Withstanding 12mm 16mm 32mm 16mm 16mm 24mm 32mm 32mm 2000 2000 1500 750 1500 1000 1000 750 750 (continued) Surface Mount Power p e r fo r m a nc e d a t a ALL models: Immersion (260C for Momentary 10 sec.) Overload 3.0%+.05 6.3x rated power for 5 sec. 0.1%+.05 2x rated power for 0.1 sec. 0.1%+.05 5x rated power for 5 sec. 0.5%+.05 2x rated power for 0.1 sec. 0.1%+.05 5x rated power for 5 sec. Leaching (260C Solder immersion, 60 sec.)....................... Thermal Shock (Units at -55C, then rated power applied).. Flammability ......................................................................... TCR 300 Typical TCR for less than 0.1 SMD resistors (PPM/C) Temperature C 300 100 80 60 40 20 0 0 25 50 75 100 125 Ambient Temperature, C 150 Recommended Solder Profile 500 400 No visible leaching No mechanical damage UL Material rating, UL94V0 Derating Percent Rated Power Temp. cycle Load Life (-55C to 125C, (1000 hours Construction 1000 cycles) at 25C) RC Carbon/Ceramic Comp. 4.0%+.05 10.0%+.05 RF Metal Film 0.5%+.05 0.5%+.05 RW Wirewound 0.5%+.05 3.0%+.05 RP Power Film 3.0%+.05 5.0%+.05 RN Wirewound, Non-inductive 0.5%+.05 3.0%+.05 200 10 sec. 200 Soldering: min. 220C, max. 60 sec. 60 sec. Preheating Max. Temp.: 260C 5, 10 sec. Cooling 120 sec. 150 100 50 0 100 Preheating: 145C 15, max. 120 sec. Soldering 250 0 50 100 150 200 Time (sec.) 250 0.02 0.04 0.06 0.08 0.10 Ohms 200 Package limit hot spot temperature rise 180 Alumina Temperature rise, C 160 FR4 140 The temperature rise graph data was obtained by a selection of test substrate size and trace width for each resistor size to limit operating temperatures to safe values. The operating temperature safe rises are either 100C substrate temperature rise or 180C package hot spot temperature rise at 25C ambient. 120 100 80 FR4: 0.062 in. thick; 0.062 in. traces 60 40 Solder joint 20 100% 200% Percent Rated power 300% Alumina: 0.040 in. thick; 0.010 in. traces Molding material rated at 205C continuous. R C s e r i e s : b a k e p r oc e d u r e RC SERIES ONLY A. Heat Treatment 110C 10C 15 hours B. Frequency of heat treatment 1 time only C. Cautions Solderability: may be affected due to oxidization of lead wire Resistance value: some units may not completely recover to original value. Soldering heat: some treated product may have substantial resistance change during soldering operation. It is recommended that parts be tested to evaluate soldering heat effects. 1-866-9-OHMITE * Int'l 1-847-258-0300 * Fax 1-847-574-7522 * www.ohmite.com * info@ohmite.com 33 Surface Mount Power d im e nsions (in./mm) M L B A N P J E Note 2 K =0.006 Ref. O Note 1 G H F =0.005 .001 D Packages A B BA (in.) 0.246.020 0.136.005 (mm) 6.248.508 3.454.127 CA (in.) 0.394.020 0.159.005 (mm) 10.008.508 4.039.127 CB (in.) 0.407.020 0.226.005 (mm) 10.338.508 5.74.127 DA (in.) 0.455.020 0.240.005 (mm) 11.557.508 6.096.127 DB (in.) 0.625.020 0.273.005 (mm) 15.875.508 6.934.127 EA (in.) 0.811.020 0.273.005 (mm) 20.599.508 6.934.127 BB (in.) 0.202.010 0.10.010 (mm) 5.140.508 2.54.127 I Recommended for glue dot application C Package Outline Dimensions C D G 0.133 REF 0.110.010 0.047 0.020 3.378 REF 2.794.254 1.194 0.508 0.156 REF 0.220.010 0.062 Nom. 3.962 REF 5.588.254 1.575 Nom. 0.222 REF 0.260.010 0.062 Nom. 5.639 REF 6.604.254 1.575 Nom. 0.236 REF 0.260.010 0.062 Nom. 5.994 REF 6.604.254 1.575 Nom. 0.268 REF 0.417.010 0.062 Nom. 6.807 REF 10.592.254 1.575 Nom. 0.268 REF 0.572.010 0.093 Nom. 6.807 REF 14.529.254 2.362 Nom. 0.095 REF 0.079.010 0.050 Nom. 2.41 REF 2.00.254 1.280 Nom. I 0.054.012 1.372.305 0.078.012 1.981.305 0.084.012 2.134.305 0.143.012 3.632.305 0.143.012 3.632.305 0.143.012 3.632.305 0.065.012 1.640.305 J 0.136.005 3.454.127 0.159.005 4.038.127 0.222.005 5.639.127 0.226.005 5.740.127 0.226.005 5.740.127 0.273.005 6.934.127 0.135.005 3.420.127 Note 1: Packages BA and CA are only available with a pedestal base. Packages CB and DA are available in either pedestal or recessed base. Packages DB and EA are only available in a recessed base. Note 2: Test point is .020 above PCB. Note 3: Tape and reel dimensions per EIA 481 A except "EA" size which is 12 mm component pitch versus 16mm pitch. L 0.150 3.81 0.256 6.50 0.276 7.01 0.317 8.05 0.474 12.040 0.611 15.52 0.078 1.98 M 0.346 8.79 0.524 13.31 0.537 13.64 0.585 14.86 0.742 18.85 1.000 25.4 0.328 8.33 PC Board Land Pattern N O P 0.098 0.126 0.050 2.49 3.20 1.27 0.134 0.126 0.060 3.40 3.20 1.52 0.131 0.126 0.093 3.33 3.20 2.36 0.134 0.155 0.093 3.40 3.94 2.36 0.134 0.155 0.093 3.40 3.94 2.36 0.195 0.155 0.093 4.95 3.94 2.36 0.125 0.126 0.026 3.18 3.20 0.66 Land pattern dimensions are for reference only Reel Dimensions 0.795* 20.2 min. 0.059* 1.5 min. C 0.512 .008 13.0 .200 1.973 50 min. A B Full Radius Tape Start Slot 0.098 / 2.5 min. width 0.394 / 10 min. depth Measured at Hub Size A nom. 12mm 13" 16mm 13" 24mm 13" 32mm 13" B 0.488" +0.078, -0.00 12.4mm +2.0, -0.0 0.646" +0.078, -0.00 16.4mm +2.0, -0.0 0.961" +0.078, -0.00 24.4mm +2.0, -0.0 1.276" +0.078, -0.00 32.4mm +2.0, -0.0 C max. 0.724" 18.4mm 0.882" 22.4mm 1.196" 30.4mm 1.52" 38.4mm Quantity 2000 pcs. BA or 2500 pcs. BB 1500 pcs. CA or 1000 pcs. CB 1000 pcs. DA or DB 750 pcs. EA All reels are compatible with major pick-and-place machines and made in accordance with EIA 481 A (except EA size, which is 12mm component pitch versus 16mm pitch). (continued) 34 1-866-9-OHMITE * Int'l 1-847-258-0300 * Fax 1-847-574-7522 * www.ohmite.com * info@ohmite.com Surface Mount Power o r d e r in g info r m a t ion Component type R = resistor Package B = 12mm C = 16mm D = 24mm E = 32mm Type of Base S = standard R = recessed Package Modifier A, B sequential Tolerance F = 1% G = 2% H = 3% J = 5% K =10% Component Modifier Wattage C = carbon/ceramic Examples: composition 1S3 = 1.25W F = film 2S0 or 2R0 = 2.0W P = power film 3R5 = 3.5W W = wire N = wirewound, non-inductive T = Tape and Reel (optional) E = RoHS compliant Resistance Value Available Jan. 2006 R = Decimal Examples: K = 1,000 R249 = 0.249 ohms M = 1,000,000 24R9 = 24.9 ohms 2K49 = 2,490 ohms (For example, the part number shown is a wirewound resistor, 3.5 watt, recessed base, 32mm tape size, first case size [A], 1000 ohms 1% tolerance.) Standard Part Numbers for Surface Mount Power Resistors Wirewound R 1.0 Part No. F F F F F F F F F RW1S0BA--- RW1S5CA--- RW2S0CB--- RW2R0CB--- RW2S0DA--- RW2R0DA--- RW3R0DB--- RW3R5EA--- RW0S6BB--- RC1R0EA--- 3.30 4.70 5.00 5.60 6.80 7.50 10.00 15.00 20.00 22.00 24.90 33.00 36.00 47.00 50.00 51.00 68.00 82.00 100.00 120.00 180.00 300.00 470.00 1K 4.7K 5K Prefix CA CB CB DA DA DB EA BB EA Suffix Tolerance suffix: F = 1% J = 5% K=10% ---3R30- K ---4R70- K ---5R00- F ---5R60- J ---6R80- K ---7R50- J F ---10R0- J J J F K ---15R0- J J F K ---20R0- J ---22R0- F K ---24R9- F ---33R0- F K ---36R0- F ---47R0- J J F K ---50R0- J ---51R0- J ---68R0- K ---82R0- J ---100R- J F K ---120R- J ---180R- J ---300R- J ---470R- J ---1K00- J K ---4K70- J ---5K00- J F F F EA Ohmic value S 0.6 RW0S6BB--- R 3.5 RW3R5EA--- R 3.0 RW3R0DB--- R 2.0 R RW2R0DA--- S 2.0 S 0.6 RW2S0DA--- R 2.0 R 3.5 RW2R0CB--- S 2.0 R 3.0 RW2S0CB--- S 1.5 R 2.0 Suffix Tolerance suffix: F = 1% J = 5% K=10% ---R005- J J F/J ---R010- F/J J J F J J J ---R015- F/J J ---R020- J J F J J ---R025- J ---R027- J ---R030- F J J J ---R033- J ---R036- J ---R050- F/J J J F J J ---R056- J ---R075- J ---R080- J J ---R100- F/J J J F J J J ---R150- J J J ---R200- J J J ---R220- J ---R240- J J ---R300- J J ---R330- J ---R040- J ---R400- J ---R470- J J J ---R500- J J J J ---R750- J ---1R00- F/J J J J J ---2R00- BB S S 2.0 RW1S5CA--- EA 1.0 R 2.0 RW1S0BA--- DB Wattage S 2.0 Ohmic value DA 1.0 S 1.5 0.005 0.010 0.015 0.020 0.025 0.027 0.030 0.033 0.036 0.050 0.056 0.075 0.080 0.100 0.150 0.200 0.220 0.240 0.300 0.330 0.400 0.400 0.470 0.500 0.750 1.00 2.00 DA BA Wattage 1.0 Prefix CB Package style Base: standard or recessed CA Part No. CB RC1R0EA--- Wirewound Package style BA Base: standard or recessed S 1-866-9-OHMITE * Int'l 1-847-258-0300 * Fax 1-847-574-7522 * www.ohmite.com * info@ohmite.com 35 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Ohmite: RW2R0DAR100J RF0S8BA100RJ RW1S5CA1R00J RW2R0CB10R0J RW3R5EA1R00J RW3R0DB1R00JT RW2R0CBR100J RW3R0DB20R0J RW1S0BAR047FT RW1S0BA1K00F RW2R0DAR030JT RW2R0CBR300JT RW3R5EA7R50JT RW1S0BAR750JT RW1S0BAR030FT RW1S0BAR030JT RW2S0CB470RJ RW2S0CB4R99F RW2S0CBR200JT RW3R5EA47R0J RW3R5EAR200J RW3R5EAR500J RW3R5EA50R0J RW3R5EAR100J RW3R0DBR499F RW1S0BAR039FT RW1S0BAR015F RW1S0BAR027JT RW2S0DAR500J RW2S0DAR500JT RW2S0CBR500JT RW2S0CBR470JT RW1S0BAR100JT RW1S0BAR360JT RW1S0BAR150J RW1S0BAR360J RW1S0BAR050FBK RW1S0BAR750J RW1S0BAR240JT RW2S0CBR010JT RW2R0DAR050FT RW2S0DAR010FT RW2R0DA1R00JT RW2S0DAR010JT RW2R0DAR050JT RW2S0DAR010F RW1S0BAR075JT RW2S0DAR100FT RW2S0DAR050J RW2S0DAR010J RW1S0BAR010JT RW1S0BAR010FT RW1S5CAR500JT RW2R0DAR050J RW2R0CB100RF RW3R0DBR010JT RW2S0CBR499F RW3R0DBR036JT RW2S0CBR030J RW2S0CBR020J RW2S0CBR470J RW2S0CBR010J RW2S0CBR050J RW2S0CBR150J RW2R0DAR020J RW2R0DAR025J RW2R0DAR030J RW2R0DAR005J RW2S0CBR005J RW2R0DAR010J RW2R0DAR015J RW1S5CAR150J RW3R0DBR015J RW1S0BAR300JT RW3R0DBR005J RW1S5CAR030JT RW1S0BAR050F RW1S0BAR470JT RW3R0DBR015JT RW1S0BAR020F RW2R0CBR330J RW2R0CBR150J RW3R0DBR036J RW1S0BAR250F RW2R0CBR150JT RW3R5EAR036J RW3R5EAR025J RW1S5CAR015J RW2R0DAR470J RW3R0DBR050JT RW3R5EAR050JT RW1S5CAR080JT RW2S0CBR300JT RW2R0DAR100JT RW2R0CBR100JT RW3R5EA7R50J RW2R0DAR470JT RW1S0BA1R00J RW2R0DAR015JT RW2R0CBR400J