Surface Mount Power Features * 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 Standard pedestal mount J-bend Series* RC0S2CA RC0R5DB RW0S6BB RF0S8BA RW1S0BA RF1S0CA RC1R0EA RP1S3CA RW1S5CA RP1S5CB RP1R5CB RW2S0CB RW2R0CB RP2S0DA RP2R0DA RW2S0DA RW2R0DA RP2R5DB RW3R0DB RP3R0EA RW3R5EA derating Percent Rated Power 100 80 60 40 20 0 0 25 50 75 100 125 Ambient Temperature, C RC Series: carbon composition (1/4 & 1/2 watt) RC Series: ceramic composition (above 1/2 watt) RF Series: metal film Recessed-base RW Series: wirewound mount RP Series: power film RM Series: high voltage thick film Flexible 150 Wattage 0.25 0.50 0.6 0.80 1.00 1.00 1.00 1.25 1.50 1.50 1.50 2.00 2.00 2.00 2.00 2.00 2.00 2.50 3.00 3.00 3.50 Ohms 2.2-5.6M 2.2-20M 0.010-1K 1.0-10M 0.005-1K 1.0-10M 3.3-100K 1.0-1M 0.005-1.5K 1.0-1M 1.0-1M 0.005-5K 0.005-5K 1.0-1M 1.0-1M 0.005-5K 0.005-5K 1.0-1M 0.005-13K 1.0-1M 0.005-25K Length 0.394 / 10.01 0.625 / 15.88 0.202 / 5.14 0.246 / 6.25 0.246 / 6.25 0.394 / 10.01 0.811 / 20.60 0.394 / 10.01 0.394 / 10.01 0.407 / 10.34 0.407 / 10.34 0.407 / 10.34 0.407 / 10.34 0.455 / 11.56 0.455 / 11.56 0.455 / 11.56 0.455 / 11.56 0.655 / 16.64 0.625 / 15.88 0.811 / 20.60 0.811 / 20.60 Dimensions (in. / mm) Height 0.159 / 4.04 0.226 / 5.74 0.135 / 3.42 0.136 / 3.45 0.136 / 3.45 0.159 / 4.04 0.273 / 6.93 0.159 / 4.04 0.159 / 4.04 0.222 / 5.64 0.222 / 5.64 0.222 / 5.64 0.222 / 5.64 0.226 / 5.74 0.226 / 5.74 0.226 / 5.74 0.226 / 5.74 0.226 / 5.74 0.226 / 5.74 0.273 / 6.93 0.273 / 6.93 Width 0.159 / 4.04 0.273 / 6.93 0.1 / 2.54 0.136 / 3.45 0.136 / 3.45 0.159 / 4.04 0.273 / 6.93 0.159 / 4.04 0.159 / 4.04 0.226 / 5.74 0.226 / 5.74 0.226 / 5.74 0.226 / 5.74 0.24 / 6.10 0.24 / 6.10 0.24 / 6.10 0.24 / 6.10 0.273 / 6.93 0.273 / 6.93 0.273 / 6.93 0.273 / 6.93 Voltage 250 350 50 200 50 350 500 350 75 350 350 100 100 500 500 100 100 500 200 750 350 Military grade versions available; contact Ohmite. *Last two digits designate package size P e r f o r m a n c e S p e c i f i c at i o n s Power (watts)* Maximum voltage 1% tol. Resistance range 5% tol. 10% tol. RC0S2CA----- 0.25 250 -- -- 2.2-5.6M -- 400 400 RC0R5DB----- 0.50 350 -- -- 2.2-20M -- 400 400 RW0S6BB----- 0.6 50 0.010-1K 0.005-1K 90 50 RF0S8BA----- 0.8 200 1-5M -- -- RW1S0BA----- 1.0 50 0.005-1K 0.005-1K 90 RF1S0CA----- 1.0 350 10-1M 1-10M -- RC1R0EA----- 1.0 500 RP1S3CA----- 1.25 350 -- 1-1M -- RP1S5CA----- 1.5 75 0.005-1.5K 0.005-1.5K RP1S5CB----- RP1R5CB----- 1.5 350 -- 1-1M RW2S0CB----- RW2R0CB----- 2.0 100 0.005-5K RP2S0DA----- RP2R0DA----- 2.0 500 RW2S0DA----- RW2R0DA----- 2.0 100 RP2R5DB----- 2.5 500 -- RW3R0DB----- 3.0 200 0.005-13K RP3R0EA----- 3.0 750 -- RW3R5EA----- 3.5 350 RM0R7EA----- 0.75 2500 Part Number *25C ambient Ohmite Mfg. Co. Temp. Coefficient 0.1-1 1-10 10+ Tape Size 13" reels Quantity per reel 1000V 16mm 1500 1000V 24mm 1000 20 1000V 12mm 2500 100 100 1000V 12mm 2000 50 20 1000V 12mm 2000 200 100 1000V 16mm 1500 -1300 1000V 32mm 750 250 250 1000V 16mm 1500 90 250 250 1000V 16mm 1500 -- 250 250 1000V 16mm 1000 0.005-5K 90 50 20 1000V 16mm 1000 -- 1-1M -- 250 250 1000V 24mm 1000 0.005-5K 0.005-5K 90 50 20 1000V 24mm 1000 1-1M -- 250 250 1000V 24mm 1000 0.005-13K 90 50 20 1000V 24mm 1000 1-1M -- 250 250 1000V 32mm 750 0.005-25K 0.005-25K 90 50 20 1000V 32mm 750 1K-1000M 1K-1000M -- -- 50 1000V 32mm 3.3-100K(10% tol only) Dielectric Withstanding 750 (continued) 1-866-9-OHMITE * Int'l 1-847-258-0300 * Fax 1-847-574-7522 * www.ohmite.com * info@ohmite.com 13 Surface Mount Power (continued) M L B A N P J E Note 2 K =0.006 Ref. O Note 1 G Packages BA (in.) (mm) CA (in.) (mm) CB (in.) (mm) DA (in.) (mm) DB (in.) (mm) EA (in.) (mm) BB (in.) (mm) H F =0.005 .001 D A .246.020 6.248.508 .394.020 10.008.508 .407.020 10.338.508 .455.020 11.557.508 .625.020 15.875.508 .811.020 20.599.508 .202.010 5.140.508 I Recommended for glue dot application C Package Outline Dimensions C D G .133 REF .110.010 .047 Nom. 3.378 REF 2.794.254 1.194 Nom. .156 REF .220.010 .062 Nom. 3.962 REF 5.588.254 1.575 Nom. .222 REF .260.010 .062 Nom. 5.639 REF 6.604.254 1.575 Nom. .236 REF .260.010 .062 Nom. 5.994 REF 6.604.254 1.575 Nom. .268 REF .417.010 .062 Nom. 6.807 REF 10.592.254 1.575 Nom. .268 REF .572.010 .093 Nom. 6.807 REF 14.529.254 2.362 Nom. .095 REF .079.010 .050 Nom. 2.41 REF 2.00.254 1.280 Nom. B .136.005 3.454.127 .159.005 4.039.127 .226.005 5.74.127 .240.005 6.096.127 .273.005 6.934.127 .273.005 6.934.127 .10.010 2.54.127 I .054.012 1.372.305 .078.012 1.981.305 .084.012 2.134.305 .143.012 3.632.305 .143.012 3.632.305 .143.012 3.632.305 .065.012 1.640.305 J .136.005 3.454.127 .159.005 4.038.127 .222.005 5.639.127 .226.005 5.740.127 .226.005 5.740.127 .273.005 6.934.127 .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. 200 Package limit hot spot temperature rise 180 Alumina Temperature rise, C 160 FR4 140 120 100 80 60 40 L .150 3.81 .256 6.50 .276 7.01 .317 8.05 .474 12.040 .611 15.52 0.078 1.98 M .346 8.79 .524 13.31 .537 13.64 .585 14.86 .742 18.85 1.000 25.4 0.328 8.33 PC Board Land Pattern N O P .098 .126 .050 2.49 3.20 1.27 .134 .126 .060 3.40 3.20 1.52 .131 .126 .093 3.33 3.20 2.36 .134 .155 .093 3.40 3.94 2.36 .134 .155 .093 3.40 3.94 2.36 .195 .155 .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 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. FR4: 0.062 in. thick; 0.062 in. traces Alumina: 0.040 in. thick; 0.010 in. traces Molding material rated at 205C continuous. 500 400 300 Typical TCR for less than 0.1 SMD resistors (PPM/C) 200 100 0.02 0.04 0.06 0.08 0.10 Ohms Solder joint 20 100% 200% Percent Rated power 300% Reel Dimensions 0.795* 20.2 min. 0.059* 1.5 min. Size A nom. B 12mm 13" 0.488" +0.078, -0.00 12.4mm +2.0, -0.0 16mm 13" 0.646" +0.078, -0.00 16.4mm +2.0, -0.0 24mm 13" 0.961" +0.078, -0.00 24.4mm +2.0, -0.0 1.973 50 min. 32mm 13" 1.276" +0.078, -0.00 32.4mm +2.0, -0.0 C 0.512 .008 13.0 .200 A B Full Radius Tape Start Slot Measured at Hub 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). 0.098 / 2.5 min. width 0.394 / 10 min. depth (continued) 14 Ohmite Mfg. Co. 1-866-9-OHMITE * Int'l 1-847-258-0300 * Fax 1-847-574-7522 * www.ohmite.com * info@ohmite.com Surface Mount Power (continued) p e r f o r m a n c e d ata RC RF RW RP RN Temp. cycle (-55C to 125C, Construction 1000 cycles) Carbon/Ceramic Composition 4.0%+.05 Metal Film 0.5%+.05 Wirewound 0.5%+.05 Power Film 3.0%+.05 Wirewound, Non-inductive 0.5%+.05 ALL models: Load Life (1000 hours at 25C) 10.0%+.05 0.5%+.05 3.0%+.05 5.0%+.05 3.0%+.05 Immersion (260C for 10 sec.) 3.0%+.05 0.1%+.05 0.1%+.05 0.5%+.05 0.1%+.05 Leaching (260C Solder immersion, 60 sec.)....................... Thermal Shock (Units at -55C, then rated power applied).. Flammability ......................................................................... Momentary Overload 6.3x rated power for 5 sec. 2x rated power for 0.1 sec. 5x rated power for 5 sec. 2x rated power for 0.1 sec. 5x rated power for 5 sec. No visible leaching No mechanical damage UL Material rating, UL94V0 S ta n d a r d pa rt n u m b e r s f o r s u r fa c e m o u n t p o w e r r e s i s t o r s Wirewound S S R S R R R S R 1.0 Wattage 1.0 1.5 2.0 2.0 2.0 2.0 3.0 3.5 0.6 1.0 Part No. RW1S0BA--- RW1S5CA--- RW2S0CB--- RW2R0CB--- RW2S0DA--- RW2R0DA--- RW3R0DB--- RW3R5EA--- RW0S6BB--- R S R R R S R Wattage 1.0 1.5 2.0 2.0 2.0 2.0 3.0 3.5 0.6 Prefix Suffix Tolerance suffix: F = 1% J = 5% K=10% ---R005- J J F/J ---R010- F/J J J F J J ---R015- F/J J ---R020- J J F J ---R025- J ---R027- J ---R030- F J J ---R033- J ---R036- J ---R050- F/J J J F J ---R056- J ---R075- J ---R080- J ---R100- F/J J J F J J ---R150- J J J ---R200- J J ---R220- J ---R240- J J ---R300- J J J ---R330- ---R040- J ---R400- J ---R470- J J J ---R500- J J J ---R750- J ---1R00- F/J J J J J ---2R00- J J F F F J F J F F J J F J F F J F F F 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 Suffix Tolerance suffix: F = 1% J = 5% K=10% ---3R30- ---4R70- ---5R00- ---5R60- J ---6R80- ---7R50- ---10R0- J J J ---15R0- J J ---20R0- J ---22R0- ---24R9- ---33R0- ---36R0- ---47R0- J ---50R0- ---51R0- J ---68R0- ---82R0- J ---100R- J ---120R- J ---180R- J ---300R- J ---470R- J ---1K00- J ---4K70- J ---5K00- 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 Part No. Ohmic value S RC1R0EA--- S S Ohmic value EA EA RW0S6BB--- BB BB RW3R5EA--- EA EA RW3R0DB--- DB DB RW2R0DA--- DA DA RW2S0DA--- DA DA RW2R0CB--- CB CB RW2S0CB--- CB CB RW1S5CA--- CA CA RW1S0BA--- Package style Base: standard or recessed BA RC1R0EA--- Wirewound Package style BA Base: standard or recessed S K K F K J J J F F F F F F F F K K K K K K F K K J OR D ERIN G INFORMATION Component type R = resistor Type of Base S = standard R = recessed Package B = 12mm C = 16mm D = 24mm E = 32mm 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 Ohmite Mfg. Co. T = Tape and Reel (optional) (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.) 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 1-866-9-OHMITE * Int'l 1-847-258-0300 * Fax 1-847-574-7522 * www.ohmite.com * info@ohmite.com 15