Features AUTOMOTIVE 2 n D PAK housing GRADE n Low inductance n Resistor electrically isolated from the backplate n High power rating n Compatible with lead free solder reflow temperatures n AEC-Q200 compliant n RoHS compliant* PWR263S-20 Series Power Resistor General Information Bourns PWR263S-20 Series is a TO263 DPAK style power resistor manufactured using thick film on alumina ceramic technology, and used in current measurement, snubber, bleeder and discharge circuits. Electrical & Thermal Characteristics Material Characteristics Resistor ...................................Thick film Parameter Value(s) Substrate ..................... Alumina (AL203) Resistance 0.02 to 130 K (See Popular Resistance Values table) Housing ........................................Epoxy Power Rating 25 C Case Temperature 20 W Pins....................Tinned Copper (Sn/Cu) Tolerance 1 %**, 5 % Flammability ........ Conforms to UL-94V0 TCR 0.02 <R<130.0K 100 PPM/C Popular Resistance Values Thermal Resistance - R 6.5 C/W thj Inductance 0.1 H maximum Resistance Resistance Code Code Operating Voltage P*R with a maximum of 250 V Value Value Dielectric Strength 2 KV AC R020 0.02 *** 1000 100 Insulation Resistance 10 G R025 0.025 *** 1200 120 Operating Temperature -55 C to 155 C R030 0.03 *** 1500 150 R033 0.033 *** 2000 200 ** Available for most values. Check Popular Resistance Values table. R040 0.04 *** 2500 250 R050 0.05 *** 3000 300 Reliability Characteristics R075 0.075 *** 3300 330 R100 0.1 4000 400 Parameter Specification R150 0.15 4700 470 Short Term Overload (2x Pr for R < 2 , R200 0.2 5000 500 R 0.25 % 1.6 x Pr for R 2 , V < 1.5 x Operating Voltage) R250 0.25 5600 560 Load Life (1000 hours at rated power) R 1.0 % R300 0.3 7500 750 Thermal Shock (-55 C to 155 C, 5 cycles) R 0.5 % R330 0.33 1001 1.0 K Resistance to Soldering Heat (10 seconds at R400 0.4 1501 1.5 K R 0.5 % 270 C) R500 0.5 2001 2.0 K Vibration (20 G 10-2000 Hz .06 D.A.) R 0.25 % R750 0.75 2501 2.5 K Moisture Sensitivity Level 1 1R00 1 3001 3.0 K 1R50 1.5 3301 3.3 K 2R00 2 4001 4.0 K Power Derating Curve 2R50 2.5 5001 5.0 K 120 3R00 3 7501 7.5 K 3R30 3.3 1002 10 K 25 C 4R00 4 1502 15 K 100 5R00 5 2002 20 K 7R50 7.5 2502 25 K 8R00 8 3002 30 K 75 10R0 10 3302 33 K 12R0 12 4002 40 K 15R0 15 4702 47 K 50 20R0 20 5002 50 K 25R0 25 5602 56 K 25 27R0 27 6802 68 K 30R0 30 7502 75 K 33R0 33 8202 82 K 0 40R0 40 1003 100 K 020840 60 0 100 120 140 155 47R0 47 1153 115 K Case Temperature (C) 50R0 50 1203 120 K 56R0 56 1253 125 K 75R0 75 1303 130 K WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov *RoHS Directive 2015/863, Mar 31, 2015 and Annex. *** 5 % Tolerance Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. 263 20 R500 1% 1622 COSTA RICA *RoHS and AEC-Q200 COMPLIANT *RoHS and AEC-Q200 COMPLIANT Rated Power (%) PWR263S-20 Series Power Resistor Recommended Pad Layout Product Dimensions 10.1 4.5 (0.398) 1.6 (0.177) 10.1 7.8 1.3 11.0 (0.063) (0.307) (.051) (0.398) 4.5 (.433) 1.6 7.8 (0.177) 1.3 11.0 (0.063) (0.307) (.051) 48 (.433) 10.4 4.02 (0.158) (0.409) 48 15.39 10.4 REF. 4.02 (0.606) (0.158) (0.409) 8.8 10.52 15.39 REF. (0.414) (0.347) (0.606) 8.8 10.52 2.25 (0.414) (0.347) (0.089) 2.25 (0.089) 0.26 (0.10) 0.26 4.23 1.92 (0.10) 1.4 3.1 (0.166) (0.076) (0.055) (0.122) 5.08 4.23 1.92 0.25 (0.20) 1.4 3.1 (0.166) 2.4 (0.076) (0.010) (0.055) 5.08 (0.122) (0.095) (0.20) 0.25 0.13 8.0 2.4 (0.010 0.005) (.315) (0.095) 8.0 12 (.315) BACKPLANE MM ELECTRICALLY DIMENSIONS: ISOLATED (INCHES) Typical Part Marking 0.38 TOLERANCE: UNLESS OTHERWISE NOTED (0.015) RESISTANCE LEAD 0.102 MAX AT MOUNTING MODEL CODE NUMBER COPLANARITY: (0.004) SURFACE 263 20 TOLERANCE XXXX X% DATE CODE MANUFACTURER S YYWW Soldering Profile TRADEMARK COSTA RICA COUNTRY OF ORIGIN 275 <1> Maximum of 20 seconds between 260 C peak +245 C and +260 C <1> 245 C 225 220 C How to Order 190 C 60 - 90 seconds PWR 263 S - 20 - 10R0 F E 175 150 C Ramp Down Model 6 C/second PWR = Power Resistor 125 Package 60 - 120 seconds 2 263 = D PAK 10 seconds minimum Pin Style S = Surface Mount 75 Ramp Up Power 3 C/second maximum 20 = 20 W Resistance Value 25 <100 ohms ... R represents decimal 050 100 150 200 250 300 point (examples: 7R50 = Time (seconds) 7.5 R500 = 0.5 ) 100 ohms .... First three digits are Power dissipation is 2.8 W at an ambient temperature of 25 C when mounted on a significant, fourth digit double-sided copper board using FR4 standard, 70 m of copper, 39 x 30 x 1.6 mm. represents number of zeros to follow (exam- ples: 2000 = 200 ohms 3002 = 30K ohms) Absolute Tolerance J = 5 % F = 1 % Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. Packaging The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of E = Tape & Reel this document, and at www.bourns.com/docs/legal/disclaimer.pdf. Blank = Tubes Temperature (C)