mini-circuits - specification for directional coupler - TODC-10-1 directional coupler TODC-10-1 frequency mhz coupling db mainline loss db directivity db vswr (:1) power input, w f l - f u nom. flatness l typ. max. m typ. max. u typ. max. l typ. min. m typ. min. u typ. min. typ. l max. mu max 10-400 11.30.50 0.5 1.20 1.50 1.00 1.30 1.20 1.50 35 25 30 20 25 20 1.50 0.5 1.0 l=low range(f l to 10f l ) m=mid range(10f l to f u /2) u=upper range(f u /2 to f u ) pin connections port input output coupled (forward) coupled (reverse) ct 5 8 2 - not used case gnd termination gnd 11 all other pins - - case style - qq96 (inch,mm ) weight: 4 grams. a b c d e f g h j .600 15.240 .250 6.350 .25 6.350 .016 0.406 .020 0.508 .04 1.016 .400 10.160 .200 5.080 .200 5.080 k l m n p q r s t .100 2.540 tolerance: .x .1 .xx .03 .xxx .015 inch. material and finish: header and lead finish: gold plate per mil-g-45204. case material: nickel marking: for pin designations see specification data sheet. notes: ? mainline loss includes theoretical power loss at coupled port. ? for pdc-hp models, external heat sinking is recommended to reduce case temperature. ? general quality control procedures and environmental specifications are given in mini-circuits guarantees quality. hi-rel, mil description are given in hi-rel and mil ? prices and specifications subjects to change without notice. freq (mhz) i. loss (db) in-out coupling (db) in-cpl directivity (db) return loss (db) in out cpl 10.00 0.63 11.50 52.78 32.35 24.87 24.61 20.00 0.66 11.52 50.12 31.88 24.97 24.78 50.00 0.71 11.56 45.69 29.41 24.34 24.55 100.00 0.77 11.61 39.88 25.13 22.64 23.95 130.00 0.80 11.63 37.04 23.08 21.55 23.57 200.00 0.87 11.67 31.63 19.67 19.21 22.51 230.00 0.89 11.68 29.69 18.62 18.34 22.10 320.00 0.99 11.71 24.82 16.10 16.23 21.03 390.00 1.03 11.70 21.73 14.62 14.91 20.44 400.00 1.04 11.70 21.32 14.44 14.76 20.40 back http://www.minicircuits.com/cgi-bin/spec?cat=coupler&model=TODC-10-1&pix=qq96.gif&bv=4 [7/10/2004 2:12:30 am]
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