RMK 33N www.vishay.com Vishay Sfernice Wirebondable Dual Value Thin Film Chip Resistor Networks, Center Tap FEATURES • High precision • Very low temperature coefficient < 10 ppm/°C • Excellent stability 0.03 % (2000 h, rated power, at + 70 °C) • Aluminum or gold pads • High temperature version (up to 230 °C) see RMKHT (www.vishay.com/doc?60075) • Wirebondable • Ohmic range 1 k to 500 k • Material categorization: For definitions of compliance please see www.vishay.com/doc?99912 Actual Size The demand for high precision, high stability microchips for both military and industrial environments is increasing with the growth and sophistication of modern day hybrid circuitry. The need for high accuracy ultra stable micro dividers particularly triggered the development of these third generation nickel chromium microchip dividers which offer standards of accuracy and thermal/time stability never achieved before in the conventional second generation thin metal film technologies. SCHEMATICS RT R1 R2 RT = R1 + R2 with R1 = R2 Standard (Unequal values on request) PERFORMANCES Stability Voltage coefficient Limiting voltage Noise Thermal EMF Shelf life stability 300 ppm typical < 0.01 ppm/V 100 VDC on RT < - 35 dB typical < 0.01 μV/°C 50 ppm 2000 h at + 70 °C under Pn MIL-STD-202 method 308 1 year STANDARD ELECTRICAL SPECIFICATIONS MODEL SIZE RESISTANCE RANGE (1) POWER RATING P70 °C W ABSOLUTE TOLERANCE ±% RATIO TOLERANCE ±% ABSOLUTE TCR (2) ± ppm/°C RATIO TCR ± ppm/°C RMK 33N 0303 1K to 500K 0.050 0.1, 0.5, 1 0.1, 0.05, 0.02, 0.01 5, 10 1, 2 Notes (1) (R = R + R ) T 1 2 (2) ± 5 ppm/°C maximum at 0 °C to + 70 °C, ± 10 ppm/°C maximum at - 55 °C to + 155 °C Rated Power in % DERATING CLIMATIC SPECIFICATIONS 100 Operating temperature range - 55 °C to + 155 °C Storage temperature range - 55 °C to + 155 °C 80 60 40 20 0 0 25 50 75 100 125 150 175 Ambient Temperature in °C Revision: 26-Mar-13 Document Number: 60068 1 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 RMK 33N www.vishay.com Vishay Sfernice DIMENSIONS DIMENSION B Bonding Pad Area D A INCHES MILLIMETERS A 0.033 ± 0.004 0.855 ± 0.10 B 0.033 ± 0.004 0.855 ± 0.10 C 0.01 to 0.015 0.25 to 0.40 D 0.006 0.15 E 0.004 0.10 F 0.006 0.15 E C F MECHANICAL SPECIFICATIONS Resistive element Passivated nichrome Substrate material Silicon (alumina on request) Passivation Silicone nitride Bonding pads Aluminum or gold GLOBAL PART NUMBER INFORMATION New Global Part Numbering: RMK33N5KF25KB0099 R M K GLOBAL MODEL 3 3 R1 VALUE Decimal R, K, or M Revision: 26-Mar-13 N 5 ABS. TOLERANCE B = ± 0.1 % W = ± 0.05 % D = ± 0.5 % F = ± 1.0 % K F 2 R2 VALUE Decimal R, K, or M 5 K B RAT. TOLERANCE B = ± 0.1 % W = ± 0.05 % P = 0.02 % L = 0.01 % 0 0 9 TERMINATIONS OPTION Blank = Aluminum G = Gold Leave blank if no option 9 Document Number: 60068 2 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 Legal Disclaimer Notice www.vishay.com Vishay Disclaimer ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. 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 in any datasheet or in any other disclosure relating to any product. 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We confirm that all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU. Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as Halogen-Free follow Halogen-Free requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21 conform to JEDEC JS709A standards. Revision: 02-Oct-12 1 Document Number: 91000