SA, SB, SC Vishay Sfernice Current Sensing Bondable Chip Resistors FEATURES • Low ohmic value down to 0.05 Ω • Tolerance down to 1 % • Stability 0.1 % < 2000 h at Pn at + 70 °C • Low noise < 35 dB • Low TCR 100 ppm/°C • Wirebondable This thin film chip resistor fits applications as force balance scales, E beam deflection systems, switching power supplies, etc... all rely on current sensors to feed back and control the current. Gold pads are compatible with thermosonic or ultrasonic bonding of gold and aluminium wires. DIMENSIONS in millimeters A 0.4 C B C SERIES DISSIPATION POWER SA SB SC DIMENSIONS A B C 0.5 W 1.5 1.5 0.2 2W 3 3 0.4 6W 5 5 0.5 ELECTRICAL SPECIFICATIONS MECHANICAL SPECIFICATIONS Ohmic values and associated tolerance: Substrate: Alumina Resistive element: NiCr Glassivation: Ta2O5 Bonding pads: gold Backside metallization: on request Ni Au 0.05 Ω ≤ R < 0.2 Ω ± 5 % 0.2 Ω ≤ R < 0.5 Ω ± 2 % 0.5 Ω ≤ R < 1 Ω ± 1 % higher values and higher tolerances on request Power dissipation at + 70 °C: SA: 0.5 W SB: 2 W SC: 6 W ENVIRONMENTAL SPECIFICATIONS Temperature coefficient: ± 100 ppm/°C ± 50 ppm/°C on request Operating temperature range: - 55 °C to + 125 °C Noise: - 35 dB maximum Storage temperature: - 55 °C to + 155 °C Low ohmic value chip resistors are also available with solderable or weldable wraparound terminations. For standard sizes see our data sheet P Document Number: 53017 and ask us about performance. * Please see document “Vishay Green and Halogen-Free Definitions (5-2008)” http://www.vishay.com/doc?99902 www.vishay.com 38 For technical questions, contact: [email protected] Document Number: 53013 Revision: 06-Oct-08 SA, SB, SC Current Sensing Bondable Chip Resistors Vishay Sfernice GLOBAL PART NUMBER INFORMATION New Global Part Numbering: SAK1UG0124 S A K 1 U G 0 1 2 4 GLOBAL MODEL TCR VALUE TOLERANCE OPTION SA SB SC K = ± 100 ppm/°C H = ± 50 ppm/°C on request U = Decimal F=±1% G=±2% J=±5% S = special leave blank if no option Historical Part Number example: S*A 100 1R G R0124 e4 S*A 100 1R G R0124 e4 GLOBAL MODEL TCR VALUE TOLERANCE OPTION RoHS SA SB SC K = ± 100 ppm/°C H = ± 50 ppm/°C on request U = Decimal F=±1% G=±2% J=±5% S = special leave blank if no option Document Number: 53013 Revision: 06-Oct-08 For technical questions, contact: [email protected] www.vishay.com 39 Legal Disclaimer Notice Vishay Disclaimer All product specifications and data are subject to change without notice. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed therein, which apply to these products. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. Product names and markings noted herein may be trademarks of their respective owners. Document Number: 91000 Revision: 18-Jul-08 www.vishay.com 1