CSR1TTED10L0F

1733 Reader's Spreads pg1-203:document 1/27/09 4:04 PM Page 44 CSR resistors four-terminal current sense resistor EU features • • • • • Extremely low resistance and high precision tolerance Low T.C.R. achieved (±50ppm/°C) Flameproof UL94V0 Marking: Black body color with white marking Products with lead-free terminations meet EU RoHS and China RoHS requirements dimensions and construction Size Code CSR1 CSR2 L .425±.02 (10.8±0.5) .504±.02 (12.8±0.5) W .244±.012 (6.2±0.3) .323±.012 (8.2±0.3) t .083±.008 (2.1±0.2) .122±.008 (3.1±0.2) a .118±.012 (3.0±0.3) .197±.012 (5.0±0.3) Dimensions inches (mm) b c d .031±.008 (0.8±0.2) .039±.008 (1.0±0.2) .055±.02 (1.4±0.5) .079±.02 (2.0±0.5) .047±.02 (1.2±0.5) .079±.02 (2.0±0.5) e .051±.012 (1.3±0.3) .087±.012 (2.2±0.3) f .051±.012 (1.3±0.3) .087±.012 (2.2±0.3) g .197±.004 (5.0±0.1) .236±.004 (6.0±0.1) h .098±.004 (2.5±0.1) .118±.004 (3.0±0.1) Voltage Electrode Molded Resistive Resin Element L W Current Electrode e t c f b d g h c a ordering information New Part # CSR Type 1 Power Rating 1: 1W 2: 2W T Termination Material T: Sn (Other termination styles may be available, please contact factory for options) TE Packaging CSR1TED: 10" embossed tape CSR2TEB: 13" embossed plastic (CSR1: 10" 12mm pitch) (all sizes -1,000 pieces/reel) 10L0 Nominal Resistance In milliohms: 3 significant figures “L” indicates decimal point F Tolerance D: ±0.5% F: ±1% For further information on packaging, please refer to Appendix A. Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 1/31/08 46 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com 1733 Reader's Spreads pg1-203:document 1/27/09 4:04 PM Page 45 PMS 300 neg. Black neg. CSR four-terminal current sense resistor typical circuit schematic Input Detecting Circuit resistors C S R Voltage Terminal (KELVIN terminal) Current Terminal Output applications and ratings Part Designation CSR1 CSR2 Power Rating 1W 2W T.C.R. (ppm/°C) Max. ±50 Resistance Range E-12 5mΩ - 50mΩ Resistance Tolerance D: ±0.5%,F: ±1% F: ±1% Dielectric Withstanding Voltage 500V Rated Ambient Temperature +70°C Operating Temperature Range -55°C to +125°C environmental applications Derating Curve 100 80 % Rated Power 60 40 20 0 -60 -40 -55 Surface Temperature Rise 125 CSR2 Temperature Rise (°C) 100 75 50 25 0 CSR1 -20 0 80 70 Ambient Temperature (°C) 20 40 60 100 120 140 125 0 25 50 75 100 % Rated Power Performance Characteristics Parameter Resistance T.C.R. Overload Resistance to Solder Heat Rapid Change of Temperature Moisture Resistance Endurance at 70°C Low Temperature Operation High Temperature Exposure Requirement ∆R Limit Typical Within regulated — tolerance Within specified — T.C.R. ±1.0% ±1.0% ±1.0% ±1.0% ±1.0% ±0.5% ±2.0% ±0.5% ±1.0% ±0.5% ±0.5% ±0.25% ±0.5% ±0.25% Test Method 25°C +25°C/+125°C Rated power x 5 for 5 seconds 260°C ± 5°C, 10 seconds ± 1 second -55°C (30 minutes), +125°C (30 minutes), 500 cycles 40°C ± 2°C, 90 - 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle 70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle -55°C, 1 hour +125°C, 100 hours Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 12/16/08 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com 47