Series: carbon/ceramic composition Series: metal film Standard Series:

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Series: carbon/ceramic composition Series: metal film Standard Series:

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Surface Mount Power Resistors
Series: carbon/ceramic composition Series: metal film Standard Series: wirewound pedestal mount Series: power film
Recessed-base mount
Tolerance 1%-5% standard Eleven wattage ratings Seven package sizes mounting designs accommodate your soldering process Four power resistor technologies optimize your operating performance: Carbon Ceramic composition high inrush current, inductance Metal film high ohmic value T.C. Wirewound inrush current combined with ohmic values, down 0.005W close tolerance T-C, values, high inrush tight tolerance Power film high ohmic value high wattage Flexible J-bend terminations
Flexible J-bend
Series RC0S2CA RC0R5DB RF0S8BA RW1S0BA RF1S0CA RC1R0EA RP1S3CA RW1S5CA RP1S5CB RP1R5CB RW2S0CB RW2R0CB RP2S0DA RP2R0DA RW2S0DA RW2R0DA RW2S2DC RP21R5DB RW3R0DB RP3R0EA RW3R5EA
Wattage 0.25 0.50 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 2.20 2.50 3.00 3.00 3.50
Ohms 2.2-5.6M 2.2-20M 0.30-10M 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 0.003-82 1.0-1M 0.005-13K 1.0-1M 0.005-25K
Dimensions (in. Length Height 0.394 10.01 0.159 4.04 0.655 16.64 0.226 5.74 0.246 6.25 0.136 3.45 0.136 3.45 0.246 6.25 0.394 10.01 0.159 4.04 0.811 20.60 0.273 6.93 0.159 4.04 0.394 10.01 0.394 10.01 0.159 4.04 0.407 10.34 0.222 5.64 0.407 10.34 0.222 5.64 0.407 10.34 0.222 5.64 0.222 5.64 0.407 10.34 0.455 11.56 0.226 5.74 0.226 5.74 0.455 11.56 0.455 11.56 0.226 5.74 0.455 11.56 0.226 5.74 0.472 12.10 0.178 4.50 0.655 16.64 0.226 5.74 0.655 16.64 0.226 5.74 0.273 6.93 0.811 20.60 0.811 20.60 0.273 6.93
Width 0.159 4.04 0.273 6.93 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 0.197 5.00 0.273 6.93 0.273 6.93 0.273 6.93 0.273 6.93
Voltage
Typical less than resistors (PPM/°C)
0.02
0.04 0.06 Ohms
0.08 0.10
MILITARY GRADE VERSIONS AVAILABLE: CONSULT FACTORY
PERFORMANCE SPECIFICATIONS
Part Number* RC0S2CA----- RC0R5DB----- RF0S8BA----- RW1S0BA----- RF1S0CA----- RC1R0EA----- RP1S3CA----- RP1S5CA----- RP1S5CB----- RP1R5CB----- RW2S0CB----- RW2R0CB----- RP2S0DA----- RP2R0DA----- RW2S0DA----- RW2R0DA----- RW2S2DC----- RP2R5DB----- RW3R0DB----- RP3R0EA----- RW3R5EA----- 25°C ambient Power (watts)* (watts) 0.25 0.50 1.25 Maximum voltage 0.005-1.5K 0.005-5K 0.005-5K 0.003-82 0.005-13K 0.005-25K Resistance range tol. tol. 1-5M 0.005-1K 10-1M 2.2-5.6M 2.2-20M 0.3-10M 0.005-1K 1-10M 3.3-100K(10% only) 1-1M 0.005-1.5K 1-1M 0.005-5K 1-1M 0.005-5K 0.003-82 1-1M 0.005-13K 1-1M 0.005-25K ±250 ±250 ±250 ±250 ±250 ±250 Temp. Coefficient 0.1-1 0.1-1 ±400 ±400 ±100 ±200 ±400 ±400 ±100 ±100 -1300 ±250 ±250 ±250 ±250 ±250 ±250 Dielectric Withstanding 1000V 1000V 1000V 1000V 1000V 1000V 1000V 1000V 1000V 1000V 1000V 1000V 1000V 1000V 1000V 1000V 1000V Tape Size reels 16mm 24mm 12mm 12mm 16mm 32mm 16mm 16mm 16mm 16mm 24mm 24mm 24mm 24mm 24mm 32mm 32mm Quantity reel 1500 1000 2000 2000 1500 1500 1500 1000 1000 1000 1000 1500 1000 1000
Ohmite Manufacturing Company 3601 Howard St., Skokie, 60076 Tel. 847-675-2600 847-675-1505 Website: www.ohmite.com E-mail: ohmite@wwa.com
Note
=.006 ±.005
Note
=.005 ±.001
Recommended glue application
Board Land Pattern .346 .098 .126 8.79 2.49 3.20 .524 .134 .126 13.31 3.40 3.20 .537 .131 .126 13.64 3.33 3.20 .585 .134 .155 14.86 3.40 3.94 .472 .157 .181 12.00 4.00 4.60 .742 .134 .155 18.85 3.40 3.94 1.000 .195 .155 25.4 4.95 3.94
Packages (in.) .246±.020 (mm) 6.248±.508 (in.) .394±.020 (mm) 10.008±.508 (in.) .407±.020 (mm) 10.338±.508 (in.) .455±.020 (mm) 11.557±.508 (in.) .472±.004 (mm) 12.000±.100 (in.) .612±.020 (mm) 15.545±.508 (in.) .811±.020 (mm) 20.599±.508
.136±.005 3.454±.127 .159±.005 4.039±.127 .226±.005 5.74±.127 .240±.005 6.096±.127 .197±.004 5.000±.100 .273±.005 6.934±.127 .273±.005 6.934±.127
Package Outline Dimensions .133 .110±.010 .047 Nom. 3.378 2.794±.254 1.194 Nom. .156 .220±.010 .062 Nom. 3.962 5.588±.254 1.575 Nom. .222 .260±.010 .062 Nom. 5.639 6.604±.254 1.575 Nom. .236 .260±.010 .062 Nom. 5.994 6.604±.254 1.575 Nom. .197REF .177±.004 .098±.008 5.000REF 4.500±.100 2.500±.200 .268 .417±.010 .062 Nom. 6.807 10.592±.254 1.575 Nom. .268 .572±.010 .093 Nom. 6.807 14.529±.254 2.362 Nom.
.054±.010 1.372±.254 .078±.010 1.981±.254 .084±.013 2.134±.330 .143±.012 3.632±.305 .157±.004 4.000±.100 .143±.012 3.632±.305 .143±.012 3.632±.305
.136±.005 3.454±.127 .159±.005 4.038±.127 .222±.005 5.639±.127 .226±.005 5.740±.127 .178±Max 4.500±.Max .226±.005 5.740±.127 .273±.005 6.934±.127
.150 3.81 .256 6.50 .276 7.01 .317 8.05 .236 6.00 .474 12.040 .611 15.52
.050 1.27 .060 1.52 .093 2.36 .093 2.36 .177 4.50 .093 2.36 .093 2.36
Note Packages only available with pedestal base. Packages available either pedestal recessed base. Packages only available recessed base. Note Test point .020 above PCB. Note Tape reel dimensions except "EA" size which component pitch versus 16mm pitch. units where four terminal Kelvin connections required.
EXTENSIVE ENVIRONMENTAL TESTS ENSURE OHMITE PERFORMANCE
Temp. cycle (-55°C 125°C, 1000 cycles) ±4.0%+.05 ±0.5%+.05 ±0.5%+.05 ±3.0%+.05 Load Life (1000 hours 25°C) ±10.0%+.05 ±.5%+.05 ±3.0%+.05 ±5.0%+.05 Immersion (260°C sec.) ±3.0%+.05 ±0.1%+.05 ±0.1%+.05 ±0.5%+.05 Momentary Overload 6.3xrated power sec. 2xrated power sec. 5xrated power sec. 2xrated power sec.
Construction Carbon/Ceramic Composition Metal Film Wirewound Power Film
models:
Leaching (260°C Solder immersion, sec.). visible leaching Thermal Shock (Units -55°C, then rated power applied). mechanical damage Flammability. Material rating, UL94V0
Package limit spot temperature
Alumina
REEL DIMENSIONS
.795* 20.2 min. .512 .008 13.0 ±.200 1.973 min. Full Radius Tape Start Slot .098 min. width .394 min. depth Measured
Temperature
.059* min.
Solder joint 100% 200% Rated power 300%
Size 12mm 16mm 24mm 32mm nom.
temperature rise graph data obtained selection test substrate size trace width each resistor size limit operating temperatures safe values. operating temperature safe rises either 100°C substrate temperature rise 180°C package spot temperature rise 25°C ambient. FR4: 0.062 thick; 0.062 traces Alumina: 0.040 thick; 0.010 traces Engineering data available upon request.
0.488 +0.078, -0.00 12.4 +2.0, -0.0 0.646 +0.078, -0.00 16.4 +2.0, -0.0 0.961 +0.078, -0.00 24.4 +2.0, -0.0 1.276 +0.078, -0.00 32.4 +2.0, -0.0
max. 0.724 18.4 0.882 22.4 1.196 30.4 1.52 38.4
Resistor count 2000 pcs. 1500 pcs. 1000 pcs. 1000 pcs. 1500 pcs.
reels compatible with major pick-and-place machines made accordance with (except size, which 12mm component pitch versus 16mm pitch).
Ohmite Manufacturing Company 3601 Howard St., Skokie, 60076 Tel. 847-675-2600 847-675-1505 Website: www.ohmite.com E-mail: ohmite@wwa.com
STOCK VALUES AVAILABLE
Wirewound Package style Base: standard recessed RW1S5CA--- RW2S0CB--- RW2R0CB--- RW2S0DA--- RW2R0DA--- RW3R0DB--- RW3R5EA--- Package style Base: standard recessed Wattage RW1S0BA--- RW1S5CA--- RW2S0CB--- RW2R0CB--- RW2S0DA--- Wirewound RW2R0DA--- RW3R0DB--- RW3R5EA---
Wattage RW1S0BA---
Ohmic value
Ohmic value
Part Prefix
Part Prefix
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
Suffix Tolerance suffix ---R005- ---R010- ---R015- ---R020- ---R025- ---R027- ---R030- ---R033- ---R036- ---R050- ---R056- ---R075- ---R080- ---R100- ---R150- ---R200- ---R220- ---R240- ---R300- ---R330- ---R040- ---R400- ---R470- ---R500- ---R750-
General Notes Other ratings under development. Molding material rated 205°C continuous. Ohmite reserves right make changes product specifications availability without notice liability. information this brochure based data obtained research considered accurate. However, warranty expressed implied regarding accuracy those data, results obtained from thereof, that such will infringe patent. This information furnished upon condition that person receiving shall make their tests determine suitability thereof their particular purpose.
1.00 2.00 2.20 3.01 4.99 5.60 6.80 7.50 10.00 11.00 15.00 20.00 24.90 47.00 49.90 50.00 51.00 51.10 68.00 82.00 100.00 120.00 158.00 180.00 182.00 200.00 300.00 392.00 470.00 499.00 511.00 1.82K 4.7K 4.99K 49.9K 100K 360K 499K
Suffix Tolerance suffix ---1R00- ---2R00- ---2R20- ---3R01- ---4R99- ---5R60- ---6R80- ---7R50- ---10R0- ---11R0- ---15R0- ---20R0- ---24R9- ---47R0- ---49R9- ---50R0- ---51R0- ---51R1- ---68R0- ---82R0- ---100R- ---120R- ---158R- ---180R- ---182R- ---200R- ---300R- ---392R- ---470R- ---499R- ---511R- ---1K00- ---1K82- ---2K00- ---4K70- ---4K99- ---5K00- ---10K0- ---49K9- ---100K- ---360K- ---499K- ---1M00- ---5M00-
ORDER
Package 12mm 16mm 24mm 32mm Package Modifier sequential
Component type resistor
Type Base standard recessed
Tolerance Tape Reel (optional)
RW3R5 1K00F
Component Modifier carbon/ceramic composition film power film wire Wattage Examples: 1.25W 2.0W 3.5W Resistance Value Decimal 1,000 1,000,000 Examples: R249 0.249 ohms 24R9 24.9 ohms 2K49 2,490 ohms 249K 249,000 ohms 2M49 2,490,000 ohms
(For example, part number shown wirewound resistor, watt, recessed base, 32mm tape size, first case size [A], 1000 ohms tolerance.)
Ohmite Manufacturing Company 3601 Howard St., Skokie, 60076 Tel. 847-675-2600 847-675-1505 Website: www.ohmite.com E-mail: ohmite@wwa.com

Series: carbon/ceramic composition Series: metal film Standard Series:

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