microminiature connectors filter-tmdm 25 www.ittcannon.com dimensions shown in inch (mm) specifications and dimensions subject to change with an increasing number of mdm connec- tors being used in avionics and military equip- ment and with increasing emphasis being put on emi, rfi and emp shielding, cannon have developed a range of filter connectors to suit most applications. the tmdm receptacle accommodates from 8 to 37 sizes, 24 awg socket contacts on 1,27 (.050) centres and mates with the standard mdm plugs. features ? transverse monolith filter for emi and rfi shielding. ? rugged aluminum one piece shell. ? silicone interfacial environmental seal. ? glass filled diallyl phthalate insulator. ? a variety of filter types for each pin. specifications standard materials & finishes shell aluminum alloy per qq-a-200/8 with electroless nickel finish per qq-n-290 insulator glass filled diallyl phthalate per mil-m-14. type sdgf contact, socket copper alloy, 50 microinch gold per mil-g-45204, type ll, class l interfacial seal silicone base rubber electrical data no. of contacts 9 to 37 dielectric withstanding voltage 300 vac insulation resistance 5000 mohm at 100 vdc voltage rating (working) 100 vdc c urrent rating 3 amps max. m aximum capacitance 250, 500, 1000, 2000 picofarads filter type c mechanical features size or length 6 sizes coupling friction/jackscrews polarization keystone shaped shell contact spacing .050 (1,27) centers shell style single piece receptacle how to order tmdm C c1 15 s h 001 b- * series filter type number of contacts contact stylet ermination type termination/modifier code mounting code modification code series: filter tmdm - micro ? -etal housing filter type: ?apacitor type c1 150 - 250 pf capacitance c2 300 - 500 pf capacitance c3 700 - 1000 pf capacitance c4 1300 - 2000 pf capacitance number of contacts: 9, 15, 21, 25, 31, 37 only contact style: s - socket (receptacle) p - pin (plug) termination type: h - harness, insulated solid or stranded wire l - lead, solid uninsulated wire termination: consult standard wire termination code for lead material and lead length mounting code: a - flange mounting, ?.125 (3,18) mounting holes b - flange mounting, ?.092 (2,34) mounting holes l - low pr ofile (slotted head) m2 - allen head jackscrew assembly, low profile m3 - allen head jackscrew assembly, high profile m5 - slot head jackscrew assembly, low profile m6- slot head jackscr ew assembly , high pr ofile m7 - jacknut assembly p - jackpost modification code: shell finish mod. codes. * t o be assigned as r equir ed * no number = standard tin/lead finish
microminiature connectors filter-tmdm standard wire termination codes 26 www.ittcannon.com dimensions shown in inch (mm) specifications and dimensions subject to change guaranteed minimum attenuation filter capacitance minimum insertion loss-decibels d esignation range (pf) 10 mhz 15 mhz 30 mhz 50 mhz 100 mhz 200 mhz 500 mhz 1 ghz c1 150 - 250 4 6 15 20 35 c 2 300 - 500 3 6 12 18 25 40 c 3 700 - 1000 3 7 13 17 25 38 48 c4 1300 - 2000 5 8 13 18 23 30 40 50 harness type (h) #26 awg per m il-w-16878/4 type e teflon, stranded l ength all yellow color coded 3 ( 76.2) h020 h027 6 (152.4) h019 h016 8 (203.2) h026 h034 10 (254.0) h029 h025 12 (304.8) h028 h002 18 (457.2) h001 h003 20 (508.0) h038 h023 24 (509.6) h009 h004 30 (762.0) h010 h005 36 (914.4) h011 h006 48 (1219.2) h013 h048 72 (1828.8) h017 h046 120 (3048.0) h042 h041 solid uninsulated type (l) # 25 awg gold plated copper. code length l61 .125 (.18) l56 .150 (3.81) l 57 .190 (4.83) l 39 .250 (5.35) l 58 .375 ( 9.52) l1 .500 (12.70) l14 .750 (19.05) l2 1.000 (25.40) l7 1.500 (38.10) l6 2.000 (50.80) l6 2.500 (63.50) l10 3.000 (76.20) shell dimensions *.750 max for pre-wired versions (h modifier above) part number a b c d e f max g by shell size max max max max max 0,13 (.005) max mdmt -9s* .785 (19,94) .400 (10,16) .400 (10,16) .270 (6,86) .308 (7,83) .565 (14,36) .251 (6,38) mdmt -15s* .935 (23,75) .550 (13,97) .550 (13,97) .270 (6,86) .308 (7,83) .715 (18,17) .251 (6,38) mdmt -21s* 1.085 (27,60) .700 (17,78) .700 (17,78) .270 (6,86) .308 (7,83) .865 (21,98) .251 (6,38) mdmt -25s* 1.185 (30,10) .800 (20,32) .800 (20,32) .270 (6,86) .308 (7,83) .965 (24,52) .251 (6,38) mdmt -31s* 1.335 (33,90) .950 (24,13) .950 (24,13) .270 (6,86) .308 (7,83) 1.115 (28,30) .251 (6,38) mdmt -37s* 1.485 (37,70) 1.100 (28,00) 1.100 (28,00) .270 (6,86) .308 (7,83) 1.265 (32,20) .251 (6,38) cannon modification codes C(not mil spec) t he following termination codes are listed for your information. for additional codes please refer to appendix on page 79 and 81. all wire lengths are minimum. 5 , 0 6 (. 199) m a x 7 ,6 0 ( . 299) m a x 10 ,9 0 ( . 500 )* m ax e a b f c 2 hole s ?2 ,32 ( . 09 1 ) 0 , 0 8 ( . 003 ) g d
microminiature connectors filter-tmdm 27 www.ittcannon.com dimensions shown in inch (mm) specifications and dimensions subject to change typical filter performance 13 0 0-2 0 00 pf 700-1000 pf 300-5 00 pf 1 5 0-2 5 0 pf frequency (mh z) a t t e n u a t i o n ( d b ) 70 6 0 50 4 0 30 2 0 1 0 0 1 10 1 0 01 0 00
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