1733 Reader's Spreads pg1-203:document 1/27/09 4:04 PM Page 30 SR73 resistors lo-ohm 0.5%, 1%, 2%, 5% tolerance thick film current sense resistor EU features RuO2 thick film resistor element Anti-leaching nickel barrier terminations Meets or exceeds EIA 575, EIA PDP-100, MIL-R-55342F Marking: Three or four digits on indigo protective coat, 1E size: no marking, 1H: no marking, black protective coat • Products with lead-free terminations meet EU RoHS requirements. Pb located in glass material, electrode and resistor element is exempt per Annex 1, exemption 5 of EU directive 2005/95/EC • • • • dimensions and construction Type L L c NEW (Inch Size Code) c W Solder Plating Ni Plating t d Protective Coating Resistive Inner Film Electrode Ceramic Substrate Dimensions inches (mm) W c d t 1H (0201) .024±.001 .012±.001 .004±.002 .006±.002 .009±.001 (0.6±0.03) (0.3±0.03) (0.1±0.05) (0.15±0.05) (0.23±0.03) 1E (0402) .039 .02 (1.0 (0.5 1J (0603) .063±.008 (1.6±0.2) 2A (0805) .079±.008 .049±.004 .016±.008 (2.0±0.2) (1.25±0.1) (0.4±0.2) 2B (1206) .063±.008 .126±.008 (1.6±0.2) (3.2±0.2) .102±.008 (2.6±0.2) 2E (1210) 2H (2010) W2H (2010) 3A (2512) W3A (2512) +.004 -.002 +0.1 ) -0.05 +.004 -.002 +0.1 ) -0.05 .01±.004 (0.25±0.1) +.006 -.004 +0.15 ) -0.1 .014±.004 .014±.004 .018±.004 (0.35±0.1) (0.35±0.1) (0.45±0.1) .031 (0.8 .197±.008 .098±.008 (5.0±0.2) (2.5±0.2) .01±.004 .014±.002 (0.25±0.1) (0.35±0.05) .012 (0.3 .016 (0.4 .02±.012 (0.5±0.3) .02±.004 (0.5±0.1) +.008 -.004 +0.2 ) -0.1 .026±.006 .024±.004 (0.65±0.15) (0.6±0.1) .016 (0.4 .248±.008 .122±.008 (6.3±0.2) (3.1±0.2) +.008 -.004 +0.2 ) -0.1 +.008 -.004 +0.2 ) -0.1 .026±.006 (0.65±0.15) ordering information New Part # SR73 2B Type Size 1H 1E 1J 2A 2B 2E 2H 3A W2H W3A T Termination Material T: Sn (Other termination styles may be available, please contact factory for options) G: Au (2A: 0.1Ω 10Ω - contact factory) TD Packaging TCM: 0201 only: 7" 2mm pitch pressed paper TPL:0402 only: 2mm pitch punch paper TP: 0402, 0603, 0805: 7" 2mm pitch punch paper TD: 0603, 0805, 1206, 1210: 7" 2mm pitch punched paper TDD: 0603, 0805, 1206, 1210: 10" paper tape TE: 0805, 1206, 1210, 2010 & 2512: 7" punched plastic TED: 0805, 1206, 1210, 2010 & 2512: 10" punched plastic For further information on packaging, please refer to Appendix A 1R00 Nominal Resistance ±2%, ±5%: 2 significant figures + 1 multiplier “R” indicates decimal on value <10Ω ±1%: 3 significant figures + 1 multiplier “R” indicates decimal on value <100Ω All values less than 0.1Ω (100mΩ) are expressed in mΩ with “L” as decimal Example: 20mΩ = 20L0 Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 32 F Tolerance D: ±0.5% F: ±1% G: ±2% J: ±5% 12/01/08 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 31 PMS 300 neg. Black neg. lo-ohm 0.5%, 1%, 2%, 5% tolerance thick film current sense resistor applications and ratings E-24 (G±2%) E-24 (J±5%) Absolute Maximum Working Voltage 1Ω - 10Ω — 0.47Ω - 10Ω 1.0V 2.5V — — — 0.51Ω - 10Ω*** 0.2Ω - 0.47Ω*** 0.1Ω - 0.18Ω*** 0.51Ω - 10Ω 0.2Ω - 0.47Ω 0.1Ω - 0.18Ω 0.51Ω - 10Ω 0.2Ω - 0.47Ω 0.1Ω - 0.18Ω 1.11V 2.79V ±200 — 0.1Ω - 10Ω 0.1Ω - 10Ω 0.1Ω - 10Ω 1.41V 3.53V ±100 ±200 ±500 ±800 ±100 ±200 ±500 ±800 ±100 ±200 ±500 ±1000 ±100 ±200 ±500 ±800 ±100 ±200 ±500 ±800 0.15Ω - 10Ω — — — 0.15Ω - 10Ω — — — — — — — — — — — — — — — 0.1Ω - 10Ω — — — 0.1Ω - 10Ω — — — 0.1Ω - 10Ω — — — 0.1Ω - 10Ω — — — 0.1Ω - 10Ω — — — — 0.1Ω - 10Ω — — — 0.1Ω - 10Ω — — — 0.1Ω - 10Ω — — — 0.1Ω - 10Ω — — — 0.1Ω - 10Ω — — — 0.1Ω - 10Ω 0.051Ω - 0.091Ω 0.030Ω - 0.047Ω — 0.1Ω - 10Ω 0.056Ω - 0.091Ω 0.030Ω - 0.051Ω — 0.047Ω - 10Ω 0.036Ω - 0.043Ω 0.024Ω - 0.033Ω — 0.1Ω - 10Ω 0.056Ω - 0.091Ω 0.033Ω - 0.051Ω — 0.1Ω - 10Ω 0.056Ω - 0.091Ω 0.039Ω - 0.051Ω 1.58V 3.95V 1.81V 4.54V 2.23V 5.59V 2.73V 6.84V 3.16V 7.90V Power Rating @ 70°C T.C.R. (ppm/°C) Max. SR731H (0201) 0.1W 0~ ±400 — SR731E (0402) 1/8W (.125W) 1/6W (.166W1) ±200 ±300 ±500 SR731J (0603) 1/5W (.2W) SR732A (0805) 1/4W (.25W) 1/3W (.33W1) SR732B (1206) 1/3W (.33W) 1/2W (.5W1) SR732E (1210) 1/2W (.5W) 2/3W (.66W1) SR732H/W2H (2010) 3/4W (.75W) SR733A/W3A (2512) 1W NEW Part Designation* Resistance Range** E-24, E-96 E-24, E-96 (D±0.5%) (F±1%) * Parenthesis indicate EIA package size codes. ** See Appendix D for available decade values. 1 Please contact factory for limitation of Surface Mount Temp. Rise Maximum Overload Voltage (5 Secs. Max.) Operating Temperature Range -55°C to +125°C -55°C to +150°C *** 1H, 1E (F: ±1%) E-24 values only. environmental applications Derating Curve Surface Temperature Rise 100 180 80 140 60 1H Temperature Rise (°C) % Rated Power 160 1E, 1J, 2A, 2B, 2E, 2H, 3A, W2H, W3A 40 20 W3A (1W) W2H (.75W) 2E (.66W) 2B (.5W) 2A (.33W) 2E (.5W) 2B (.33W) 120 100 80 2A (.25W) 1E (.166W) 1J (.2W) 1H (.1W) 1E (.125W) 60 40 Measuring Point 20 0 -60 -40 -20 -55 0 20 40 0 60 80 100 120 140 160 70 125 150 Ambient Temperature (°C) 0 25 50 75 100 % Rated Power Performance Characteristics Parameter Resistance T.C.R. Overload (Short time) Resistance to Solder Heat Rapid Change of Temperature Moisture Resistance Endurance at 70°C High Temperature Exposure Requirement ∆ R Limit Typical Within specified — tolerance Within specified — T.C.R. ±2% ±0.5% ±3%*, ±1%** ±0.75%*, ±0.3%** ±1% ±0.3% ±3%*, ±2%** ±1% ±3%*, ±2%** ±1% ±1% ±0.3% Test Method 25°C +25°C/-55°C and +25°C/+125°C Rated Voltage x 2.5 for 5 seconds 260°C ± 5°C, 10 seconds ± 1 second -40°C (30 minutes), +125°C (30 minutes), 100 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 1H: +125°C, 1000 hours; 1E, 1J, 2A, 2B, 2E, W2H, W3A:+155°C, 1000 hours * 1H ** 1E~W3A 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 33 resistors SR73