GSR www.vishay.com Vishay Angstrohm Metal Film Resistors, Hermetically-Sealed, Precision, Industrial FEATURES • Hermetic glass enclosure is impervious to harmful environments • Inert gas filled • Low noise (- 40 dB) • Low TCR (down to 15 ppm/°C) MECHANICAL SPECIFICATIONS Termination: Vishay Angstrohm GSR resistors use goldplated nickel leads, which are both solderable and weldable (hot solder dip is available as an option). STANDARD ELECTRICAL SPECIFICATIONS POWER RATING P125 °C W MAXIMUM WORKING VOLTAGE (1) V TEMPERATURE COEFFICIENT ± ppm/°C TOLERANCE ±% RESISTANCE RANGE 0.125 0.10 200 15, 25, 50 0.05, 0.1, 0.5, 1 10 to 2.5M 0.25 0.125 250 15, 25, 50 0.05, 0.1, 0.5, 1 10 to 1M GSR60 0.25 0.125 250 15, 25, 50 0.05, 0.1, 0.5, 1 10 to 3M GSR65 0.50 0.25 300 15, 25, 50 0.05, 0.1, 0.5, 1 10 to 10M GSR70 0.75 0.50 350 15, 25, 50 0.05, 0.1, 0.5, 1 10 to 10M GSR75 2.0 1.0 750 15, 25, 50 0.05, 0.1, 0.5, 1 10 to 5M MODEL P70 °C W GSR55 GSR57 Note (1) Continuous working voltage shall be P x R or maximum working voltage, whichever is less. GLOBAL PART NUMBER INFORMATION New Global Part Numbering: GSR55E49R900BMR (preferred part number format) G S R 5 5 E 4 9 R 9 0 0 B M R GLOBAL MODEL TEMPERATURE COEFFICIENT RESISTANCE VALUE TOLERANCE CODE PACKAGING SPECIAL (see Standard Electrical Specifications table) X = 15 ppm E = 25 ppm H = 50 ppm R= K = k M = M 10R000 = 10 49R900 = 49.9 680K00 = 680 k 1M0000 = 1.0 M A = ± 0.05 % B = ± 0.1 % D = ± 0.5 % F = ± 1.0 % MR = Foil bag (55, 57, 60) MS = Foil bag (65, 70, 75) CS = Reel (55, 57, 60) CT = Reel (65, 70, 75) Blank = Standard (Dash Number) (up to 3 digits) From 1 to 999 as applicable Historical Part Numbering: GSR55E49R9B (will continue to be accepted) GSR55 E 49R9 B HISTORICAL MODEL TEMPERATURE COEFFICIENT RESISTANCE VALUE TOLERANCE CODE Note • For additional information on packaging, refer to the Through-Hole Resistor Packaging document (www.vishay.com/doc?31544). Revision: 19-Nov-12 Document Number: 66004 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 GSR www.vishay.com Vishay Angstrohm DIMENSIONS in inches (millimeters) E C A LENGTH MODEL GSR55 GSR57 GSR65 GSR70 GSR75 C CL TO CL (MAX.) B DIAMETER D LENGTH ± 0.125 (± 3.18) E DIAMETER ± 0.002 (± 0.051) 0.280 ± 0.020 0.110 ± 0.020 0.379 1.50 0.025 (7.11 ± 0.51) (2.79 ± 0.51) (9.63) (38.10) (0.635) 0.310 ± 0.025 0.150 ± 0.020 (3.81 ± 0.51) 0.467 1.50 0.025 (11.86) (38.10) (0.635) (7.87 ± 0.64) GSR60 B D (1) A 0.425 ± 0.030 0.150 ± 0.020 0.530 1.50 0.025 (10.80 ± 0.76) (3.81 ± 0.51) (13.46) (38.10) (0.635) 0.640 ± 0.040 0.240 ± 0.025 0.780 1.50 0.025 (16.26 ± 1.02) (6.10 ± 0.64) (19.81) (38.10) (0.635) 0.640 ± 0.040 0.240 ± 0.025 0.780 1.50 0.032 (16.26 ± 1.02) (6.10 ± 0.64) (19.81) (38.10) (0.813) 1.062 ± 0.062 0.250 ± 0.025 1.186 1.50 0.032 (26.98 ± 1.58) (6.35 ± 0.64) (30.12) (38.10) (0.813) D APPROX. WEIGHT (G) 0.337 0.405 0.450 1.300 1.440 2.500 Note (1) Lead length for product in foil bag pack. For product supplied in tape and reel, the actual lead length would be based on the body size, tape spacing and lead trim. RATED POWER IN % POWER DERATING MARKING Temperature coefficient: H = 50 ppm, E = 25 ppm, X = 15 ppm Tolerance: F = 1 %, D = 0.5 %, B = 0.1 %, A = 0.05 % 120 125 °C GSR55, GSR57, GSR60, GSR65, GSR70, GSR75: (4 lines) 100 80 60 40 GSR-55 Style and size 24.9 Value FE Tolerance and TC 1143A 4-digit date code and production lot code 20 0 25 50 75 100 125 AMBIENT TEMPERATURE °C Revision: 19-Nov-12 150 175 Document Number: 66004 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. 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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