state of the art, inc. state of the art, inc. 2470 fox hill road, state college, pa 16803-1797 2470 fox hill road, state college, pa 16803-1797 phone (814) 355-8004 fax (814) 355-2714 phone (814) 355-8004 fax (814) 355-2714 toll free 1-800-458-3401 toll free 1-800-458-3401 08/01/08 www.resistor.com performance characteristics performance characteristics mechanical part numbering s 1512 c w 10b0 b (******) w s 1512 c w 10b0 b (******) w value code: three or four digits are used to express the attenuation value (available from 1 to 20 db in 1db increments). the letter ?b? is used to represent the decimal. example: 10b0 = 10 db, 1b5= 1.5 db, etc. value code: three or four digits are used to express the attenuation value (available from 1 to 20 db in 1db increments). the letter ?b? is used to represent the decimal. example: 10b0 = 10 db, 1b5= 1.5 db, etc. termination finish: b: sn60 over nickel barrier, y: silver over nickel barrier termination finish: b: sn60 over nickel barrier, y: silver over nickel barrier product designation: w: thick film attenuator on alumina product designation: w: thick film attenuator on alumina termination type: c: wraparound termination termination type: c: wraparound termination size code size code grade: s: standard production h: high reliability (for screening options, contact the factory) grade: s: standard production h: high reliability (for screening options, contact the factory) packaging code: - tr = tape/reel -w=waffle carrier (default packaging is bulk) packaging code: -tr = tape/reel - w = waffle carrier (default packaging is bulk) 0.0 0.1 0.2 0.3 0.4 0.5 test duration in hours absolute percent resistance change 0 250 500 1k 2k 4k 6k 8k 10k environmental performance* thermal shock low temperature operation short time overload resistance to bonding exposure moisture resistance high temperature exposure environmental performance* thermal shock low temperature operation short time overload resistance to bonding exposure moisture resistance high temperature exposure typical life performance typical life performance * typical percent resistance change -test methods and actual specification limits are in accordance with mil-prf-55342. * typical percent resistance change -test methods and actual specification limits are in accordance with mil-prf-55342. 0.02% 0.02% 0.02% 0.02% 0.03% 0.03% 0.02% 0.02% 0.02% 0.02% 0.03% 0.03% attenuation factor maximum power frequency range attenuation factor maximum power frequency range 1to20db 500 milliwatts dc to 6 ghz 1 to 20 db 500 milliwatts dc to 6 ghz the frequency response data plotted below shows an example of vswr obtained in pressure contact fixtures. data for chips which are solder attached to matched circuit traces may exhibit even better performance. the frequency response data plotted below shows an example of vswr obtained in pressure contact fixtures. data for chips which are solder attached to matched circuit traces may exhibit even better performance. consult our engineering department for frequency specific performance requirements. consult our engineering department for frequency specific performance requirements. scd reference scd reference ?specifications subject to change without notice.? ?specifications subject to change without notice.? 1512 high frequency chip attenuator thick film, wraparound terminations stateoftheart,inc. length width thickness i/o length (a) i/o width (b) i/o gap (c) ground (d) i/o ground gap (e) approx. weight length width thickness i/o length (a) i/o width (b) i/o gap (c) ground (d) i/o ground gap (e) approx. weight vswr vswr frequency (ghz) frequency (ghz) b d length c a e width .150 (.148 - .158) .120 (.118 - .128) .015 (.013 - .023) .044 (.040 - .049) .060 (.057 - .063) .050 (.045 - .060) .021 (.019 - .026) .033 (.031 - .035) .020 grams .150 (.148 - .158) .120 (.118 - .128) .015 (.013 - .023) .044 (.040 - .049) .060 (.057 - .063) .050 (.045 - .060) .021 (.019 - .026) .033 (.031 - .035) .020 grams 3.81 (3.76 - 4.01) 3.05 (3.00 - 3.25) 0.38 (0.33 - 0.58) 1.12 (1.02 - 1.24) 1.53 (1.45 - 1.60) 1.27 (1.14 - 1.52) 0.54 (0.49 - 0.66) 0.84 (0.79 - 0.89) 3.81 (3.76 - 4.01) 3.05 (3.00 - 3.25) 0.38 (0.33 - 0.58) 1.12 (1.02 - 1.24) 1.53 (1.45 - 1.60) 1.27 (1.14 - 1.52) 0.54 (0.49 - 0.66) 0.84 (0.79 - 0.89) inches millimeters inches millimeters increment (db) increment (db) dc - 2 ghz dc - 2 ghz 1to10db 1 to 10 db 0.5 db 0.5 db 11 to 20 db 11 to 20 db 2-4ghz 2 - 4 ghz 4-6ghz 4 - 6 ghz 0.5 db 0.5 db 0.75 db 0.75 db 0.5 db 0.5 db 0.75 db 0.75 db 1.00 db 1.00 db attenuation tolerance attenuation tolerance
|
