resistors PSB 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 suitable for use of thin modules • Automatic mounting machines are applicable • Marking: Black body color • Products with lead-free terminations meet EU RoHS and China RoHS requirements • AEC-Q200 Qualified dimensions and construction Type (Inch Size Code) Protective Coating L W d Resistive Element PS Type L Dimensions inches (mm) W d 0.2m 0.75m .394±.010 .331±.010 .138±.010 (10.0±0.25) (8.4±0.25) (3.5±0.25) .026±.010 .118±.010 (0.65±0.25) (3.0±0.25) 1.0m Electrode B Power Rating B: New 7W: 0.2mΩ 6W: 0.75mΩ, 1mΩ T 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. 52 t .150±.010 .043±.010 (3.8±0.25) (1.1±0.25) Solder ordering information New Part # PSB (4033) t Resist. (Ω) F Tolerance F: ±1% 1/24/14 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com chip type power shunt resistor applications and ratings Part Designation T.C.R. (ppm/°C) Max. Resistance Range 6W* ±75 0.75mΩ, 1mΩ 7W* ±100 0.2mΩ Power Rating PSB NEW Resistance Tolerance Rated Terminal Part Temperature Operating Temperature Range F: ±1% +105°C -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. Derating Curve environmental applications 100 % Rated Power 80 60 40 20 0 -60 -40 -65 -20 0 80 100 120 105 Terminal Part Temperature (°C) 20 40 60 Performance Characteristics Parameter Overload (Short time) Resistance to Solder Heat Requirement ∆ R ±% Limit Typical 0.2mΩ: 1.0% 0.75mΩ, 1.0mΩ: ±0.1% ±0.5% 0.2mΩ: 1.0% 0.75mΩ, 1.0mΩ: ±0.2% ±0.5% Test Method 0.2m: 35W for 5 seconds Rated power x 2.5 for 5 seconds Use our designated aluminum circuit board & heat sink 0.75m, 1m: 260°C ± 5°C, 10 seconds ± 1 second ±0.1% 0.2m: -55°C (30 minutes), +125°C (30 minutes), 1,000 cycles 0.75m, 1.0m: -40°C (30 minutes), +125°C (30 minutes), 1,000 cycles Use our designated aluminum circuit board and heat sink ±0.1% 85°C ± 2°C, 85% RH, 1000 hours, 10% Bias ±1.0% ±0.1% Terminal part temperature: 105°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle. Use our designated aluminum circuit board Low Temperature Operation 0.2mΩ: 1.0% 0.75mΩ, 1.0mΩ: ±0.5% ±0.1% -65°C, 96 hours. Use our designated aluminum circuit board High Temperature Exposure ±1% ±0.1% +155°C, 1,000 hours. Use our designated aluminum circuit board Rapid Change of Temperature Moisture Resistance Endurance at 105°C and Less of Terminal Part Temperature 0.2mΩ: 1.0% 0.75mΩ, 1.0mΩ: ±0.5% 0.2mΩ: 1.0% 0.75mΩ, 1.0mΩ: ±0.5% 140 155 For resistors operated at a terminal part temperature of described for each size or above, a power rating shall be derated in accordance with the derating curve. Please refer to “Introduction of the derating curve based on the terminal part temperature” on the beginning of our catalog before use. Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 11/13/14 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com 53 resistors PSB