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| IA NT Features Applications Special alloy resistor Power rating at 70 C: CRA2010 - 1.5 W, CRA2512 - 3 W RoHS compliant* *R oH Power supplies Stepper motor drives S CO M PL CRA2010/CRA2512 - High Power Current Sense Chip Resistor Electrical Characteristics Characteristic Power Rating @ 70 C Operating Temperature Range Derated to Zero Load at Maximum Working Voltage Insulation Resistance Resistance Range Resistance Tolerance Temperature Coefficient CRA2010 1.5 W -55 C to +170 C +170 C (P x R)1/2 > 100 megohms 0.01 - 0.100 ohms 1 %, 5 % 75 PPM/C A Characteristic Data CRA2512 3W Test Load Life (1000 hours) Short Time Overload Thermal Shock R Max. < 1 % < 0.5 % < 0.5 % Recommended Solder Pad Layout L B Product Dimensions A C Cu TRACE SENSING TRACE Model B A 3.1 (0.122) 4.0 (0.157) B 2.7 (0.106) 2.1 (0.083) L 3.1 (0.122) 4.1 (0.161) CRA2010 C C C C CRA2512 DIMENSIONS: Model CRA2010 CRA2512 A 5.0 0.20 (0.1962 0.008) 6.40 0.20 (0.252 0.008) B 2.5 0.20 (0.0984 0.008) 3.20 0.20 (0.126 0.008) C 0.6 0.20 (0.0236 0.008) 0.90 0.20 (0.035 0.008) MM (INCHES) Construction Overcoat Ni / Sn Plating Soldering Profile Metal Alloy Plate 250 Peak 260 +5/-0 C 230 C or higher Pre-heating Zone Derating Curve Temperature (C) 200 180 C 150 100 150 C Power Ratio (%) 100 90 30 seconds 30 10 seconds Soldering Zone 50 Heating Time -55 70 170 Ambient Temperature (C) *RoHS Directive 2002/95/EC Jan 27 2003 including Annex Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. CRA2010/CRA2512 - High Power Current Sense Chip Resistor Packaging Dimensions (Conforms to EIA RS-481A) EMBOSSED TAPE TOP TAPE 1.5 +0.1/-0 DIA. (0.059 +0.004/-0) 1.5 (0.059) DIA. MIN. 1.75 0.1 (0.069 0.004) 5.5 0.05 (0.217 0.002) 13.0 1.0 (0.512 0.039) DIA. 180 +0/-3 (7.09 +0/-0.118) DIA. 60.0 (2.362) MIN. DIA. 12.0 0.2 (0.472 0.008) RESISTOR 3.60 0.20 (0.142 0.008) 0.85 0.15 (0.033 0.006) 4.0 0.1 (0.157 0.004) 2.0 0.05 (0.079 0.002) 6.9 0.2 (0.272 0.008) 4.0 0.05 (0.157 0.002) USER DIRECTION OF FEED 15.4 2.0 (0.606 0.079) 13.0 1.0 (0.512 0.039) Resistance Value Table Code R010 R017 R020 R025 R030 R034 R040 R045 R050 R055 R Value 0.010 0.017 0.020 0.025 0.030 0.034 0.040 0.045 0.050 0.055 Code R060 R065 R070 R075 R080 R085 R090 R095 R100 R Value 0.060 0.065 0.070 0.075 0.080 0.085 0.090 0.095 0.100 How To Order CRA 2512 - G Z - R017 E LF Model (CRA = Precision Chip Resistor Size 2010 = 2010 Size 2512 = 2512 Size Resistance Tolerance * F = 1 % * J = 5 % TCR (PPM/C) * Z = 75 PPM/C Resistance Value "R" (decimal point) followed by three significant digits (example: R025 = 0.025 ohm) Packaging * E = 4000 pieces on 180 mm (7 inch) reel Termination * LF = Tin-plated (RoHS compliant) Reliable Electronic Solutions Asia-Pacific: TEL +886-2 25624117 * FAX +886-2 25624116 Europe: TEL +41-41 7685555 * FAX +41-41 7685510 The Americas: TEL +1-951 781-5500 * FAX +1-951 781-5700 www.bourns.com 05/07 COPYRIGHT(c)2007, BOURNS, INC. LITHO IN U.S.A. e 04/07 SR0707 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. |
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