1733 Reader's Spreads pg1-203:document 1/27/09 4:04 PM Page 46 PSB resistors chip type power shunt resistor EU features • Smooth current flow, suitable for large current detecting • Easy to absorb the thermal expansion, because of KOA’s original terminal structure • Low height with a thickness of 0.65mm, suitable for use of thin modules • Non inductive type • Automatic mounting machines are applicable • Suitable for reflow soldering • Marking: Black body color • Products with lead-free terminations meet EU RoHS and China RoHS requirements dimensions and construction Protective Coating Resist. (Ω) PSB .138±.010 0.75mm .394±.010 .331±.010 (3.5±0.25) .026±.010 (10.0±0.25) (8.4±0.25) .118±.010 (0.65±0.25) 1.0mm (3.0±0.25) L t W Dimensions inches (mm) W d Size Code L t Solder d Resistive Element Electrode ordering information New Part # PS Type B T Power Rating B: 6W Termination Material T: Sn TEB Packaging TEB: Embossed plastic 1L00 Nominal Resistance All values less than 0.1Ω (100mΩ) are expressed in mΩ with “L” as decimal Ex: 0.75mΩ = L750 1mΩ = 1L00 Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 48 F Tolerance F: ±1% 2/25/08 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 47 PMS 300 neg. Black neg. chip type power shunt resistor applications and ratings Part Designation Power Rating T.C.R. (ppm/°C) Max. Resistance Range Resistance Tolerance Terminal Temperature Under a Rated Load Operating Temperature Range PSB 6W* ±75 0.75mΩ, 1mΩ F: ±1% +105°C and less -65°C to +155°C * This power rating is guaranteed only for use on an aluminum substrate with the recommended solder pads shown in Appendix E of the part catalog or the “Pad Dimensions” related information on the KOA Speer web site. Please check with KOA before ordering or using. environmental applications Derating Curve 100 % Rated Power 80 60 40 20 0 -60 -40 -65 -20 0 20 40 60 80 100 120 105 Ambient Temperature (°C) 140 155 Performance Characteristics Parameter Requirement ∆ R Limit Typical Overload (Short time) ±0.5% ±0.1% Resistance to Solder Heat ±0.5% ±0.2% ±0.5% ±0.1% ±0.5% ±0.1% ±1.0% ±0.1% ±0.5% ±1% ±0.1% ±0.1% Rapid Change of Temperature Moisture Resistance Endurance at 105°C and Less of Terminal Temperature Low Temperature Operation High Temperature Exposure Test Method Rated power x 2.5 for 5 seconds (Use our designated aluminum circuit board & heat sink 260°C ± 5°C, 10 seconds ± 1 second -40°C (30 minutes), +125°C (30 minutes), 1,000 cycles Use our designated aluminum circuit board 85°C ± 2°C, 85% RH, 1000 hours, 10% Bias Terminal temperature: 105°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle Use our designated aluminum circuit board -65°C, 96 hours. Use our designated aluminum circuit board +155°C, 1,000 hours. Use our designated aluminum circuit board 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 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com 49 resistors PSB