h igh d ensity r ectangular 16 dimensions are in inches [millimeters]. all dimensions are subject to change. positronic industries connectpositronic.com sgm series high density rectangular connectors with fixed contacts sgm series connectors are high reliability, high density, rectan- gular connectors qualified to mil-dtl-28748 specifications. the sgm series offers solder cup, wrap post and straight solder ter- mination styles, and is intermateable with positronic smpl and sgmc series connectors. thirteen connector variants, four through 75 poles, are offered. contact spacing is 0.094 inch [2.39mm] between centers, and contact diameters are 0.030 inch [0.76mm], rated to five amperes per contact. a complete array of mounting, locking, polarizing and shrouding accessories is available for the sgm series. for details, see the high density rectangular connector accessories section. ideal applications for the sgm series are where low weight and high density are requirements. the high reliability of ?losed entry female contacts insures numerous couplings of the connector without substantial degradation of contact resis- tance. sgm series connectors are preferred for use in the aerospace, avionics, telecommunications, instrumentation, medical and robotics industries. sgm series technical characteristics military specifications: qualified to mil-dtl-28748/7 and mil- dtl-28748/8. international standards: iec 807-1 materials and finishes: insulator: glass filled dap per astm-d-5948 type sdg-f. grey color is standard, black or green available. fixed contacts: copper alloy, 0.000015 inch [0.38 microns] gold over nickel. other finishes available upon request. hoods, cable adapters: aluminum with yellow or black anodize. shells: aluminum with yellow anodize or black anodize. jackscrew system: passivated stainless steel. polarizing guides: copper alloy with nickel plate or passi- vated stainless steel. vibration locks: copper alloy with nickel plate. mechanical characteristics: fixed contacts: male ?size 22: 0.030 inch [0.76 mm] diameter. female ??losed entry design for highest reliability. mechanical characteristics, continued: contact retention in insulator: 6 lbs. [26.5n] minimum. contact termination: 0.037 inch [0.94 mm] internal diameter on solder cup style contact for 22 awg [0.33 mm 2 ] wire maximum. 0.025 inch [0.64 mm] diameter for printed board mount style contact. 0.025 inch [0.64 mm] square for wire post style contacts. locking systems: friction, vibration locks and jackscrews. polarization: polarized guides, polarized shells and jackscrew system. mechanical operations: 1000 operations per iec 512-5. jackscrews: standard threads, 2-56 unc on all sizes, except 75 connector variant, which uses 6-32 unc. metric threads, m2x0.4 and m3x0.5 available. electrical characteristics: contact current rating [maximum]: 5 amps. initial contact resistance: 0.012 ohms flash over voltage: 2200 v.ac [rms] test voltage: 1000 v.ac [rms] insulation resistance [minimum]: 5 g ohms clearance and creepage distance [minimum]: 0.028 inch [0.71 mm] working temperature: -55? to 135? working voltage: 250 v.ac [rms] size 22 contacts qualified to mil-dtl-28748 iec publication 807-1 telecommunication u.l. file #e140980 p o s i t r o n i c i n d u s t r i e s ? p e r e u d i r e c t i v e 2 0 0 2 / 9 5 / e c ? rohs r o h s compliant for rohs options see page 21.
h igh d ensity r ectangular 17 dimensions are in inches [millimeters]. all dimensions are subject to change. positronic industries connectpositronic.com sgm series high density rectangular connectors with fixed contacts wrap post contacts 0.625 [15.88] 0.110 [2.79] 0.590 [14.99] 0.145 [3.68] nylon washer ?losed entry contact *2-56 unc typ. 0.025 [0.64] square typ. nylon hex nut material: copper alloy finish: 0.000015 [0.38 microns] gold over nickel specify contact code in step 4 of ordering information solder cup contacts 0.625 [15.88] typ. 0.590 [14.99] typ. 0.156 [3.96] 0.030 [0.76] typ. 0.148 [3.76] typ. 0.110 [2.79] typ. 0.103 [2.62] 0.078 [1.98] typ. ?losed entry contact 0.036 [0.91] typ. solder cup material: copper alloy finish: 0.000015 [0.38 microns] gold over nickel specify contact code ?c in step 4 of ordering information specify contact code in step 4 of ordering information material: copper alloy finish: 0.000015 [0.38 microns] gold over nickel 0.625 [15.88] 0.590 [14.99] 0.145 [3.68] *2-56 unc typ. ?losed entry contact 0.110 [2.79] nylon washer nylon hex nut l 0.025 [0.64] typ. *m2x0.4 metric thread available straight solder contacts l contact code l ww1 0.225 [5.72] ww2 0.355 [9.02] contact code l ds3 0.093 [2.36] ds4 0.125 [3.18] ds5 0.156 [3.96] ds6 0.187 [4.75]
h igh d ensity r ectangular 18 dimensions are in inches [millimeters]. all dimensions are subject to change. positronic industries connectpositronic.com sgm series high density rectangular connectors with fixed contacts insulator dimensions for sgm and smpl series mating face of female connector or rear face of male connector 0.240 [6.10] 0.280 [7.12] 0.280 [7.12] 0.280 0.280 [7.12] [7.12] 0.280 [7.12] 0.280 [7.12] male and female profile view 4 contacts 11 contacts 14 contacts 20 contacts 26 contacts 50 contacts 44 contacts material: glass filled diallyl phthalate per astm-d-5948 type sdg-f 34 contacts 29 contacts 5 contacts 7 contacts 9 contacts 0.210 [5.33] 0.562 [14.27] 0.780 [19.81] 0.482 [12.24] 0.700 [17.78] 0.780 [19.81] 0.786 [19.96] 0.531 [13.49] 0.625 [15.88] 0.880 [22.35] 1.060 [26.92] 1.344 [34.14] 1.094 [27.79] 1.032 [26.21] 1.250 [31.75] 0.390 [9.91] 0.390 [9.91] 0.390 [9.91] 1.500 [38.10] 1.281 [32.54] 1.408 [35.76] 1.625 [41.28] 1.000 [25.40] 1.250 [31.75] 0.814 [20.68] 0.562 [14.27] 0.210 [5.33] 0.210 [5.33] 0.656 [16.66] 0.875 [22.23] 0.217 [5.51]
h igh d ensity r ectangular 19 dimensions are in inches [millimeters]. all dimensions are subject to change. positronic industries connectpositronic.com sgm series high density rectangular connectors with fixed contacts contact hole position dimensions and printed board hole pattern mating face of female connector or rear face of male connector 0.090 [2.29] 0.081 [2.06] 0.081 [2.06] 0.040 [1.02] 0.040 [1.02] 0.282 [7.16] 0.562 [14.27] 0.656 [16.66] 0.376 [9.55] 0.282 [7.16] 0.531 [13.49] 0.081 [2.06] 0.162 [4.11] 0.125 [3.18] 0.140 [3.56] 0.140 [3.56] 0.090 [2.29] 0.045 [1.14] 0.188 [4.78] 0.482 [12.24] 0.147 [3.73] 0.162 [4.11] 0.135 [3.43] 0.162 [4.11] 0.162 [4.11] 0.162 [4.11] 0.081 [2.06] 0.081 [2.06] 0.081 [2.06] 0.081 [2.06] 0.625 [15.88] 0.752 [19.10] 1.032 [26.21] 0.140 [3.56] 0.140 [3.56] 0.987 [25.07] 1.281 [32.54] 1.128 [28.65] 1.408 [35.76] 0.147 [3.73] 0.125 [3.18] 0.125 [3.18] 0.125 [3.18] 0.846 [21.49] 0.125 [3.18] 0.376 [9.55] 0.564 [14.33] 0.814 [20.68] 0.752 [19.10] 1.000 [25.40] 1.094 [27.79] 0.047 [1.19] 0.045 [1.14] 0.562 [14.27] 0.146 [3.70] 0.090 [2.29] 0.270 [6.86] typ. typ. 0.047 [1.19] typ. typ. 0.135 [3.43] typ. 0.135 [3.43] typ. 0.045 [1.14] 0.047 [1.19] typ. typ. 0.047 [1.19] typ. 0.047 [1.19] typ. 0.045 [1.14] typ. 0.045 [1.14] typ. 0.047 [1.19] typ. 0.047 [1.19] typ. 0.047 [1.19] typ. 0.047 [1.19] typ. 0.047 [1.19] typ. 0.047 [1.19] typ. 4 contacts 5 contacts 7 contacts 9 contacts 11 contacts 14 contacts 20 contacts 26 contacts 29 contacts 34 contacts 44 contacts 50 contacts suggest 0.105 [2.66] holes in printed board for connector mounting holes suggest 0.040 [1.01] holes in printed board for contact terminations
h igh d ensity r ectangular 20 dimensions are in inches [millimeters]. all dimensions are subject to change. positronic industries connectpositronic.com sgm series high density rectangular connectors with fixed contacts sgm 75 with solder cup contacts 0.810 [20.57] typ. 0.192 [4.88] typ. ?losed entry contact *6-32 unc typ. 0.036 [0.91] typ. solder cup 0.750 [19.05] typ. 0.160 [4.06] typ. 0.103 [2.62] 0.156 [3.96] * m3x0.5 metric thread available specify contact code ?c in step 4 of ordering information material: copper alloy finish: 0.000015 [0.38 microns] gold over nickel 0.030 [0.76] sgm 75 insulator dimensions mating face of female connector or rear face of male connector 0.310 [7.87] 0.750 [19.05] 1.680 [42.67] 1.375 [34.93] sgm 75 see sgmc series 75 printed board hole pattern page 5 for connector variant contact hole positions material: glass filled diallyl phthalate per astm-d-5948 type sdg-f
h igh d ensity r ectangular 21 dimensions are in inches [millimeters]. all dimensions are subject to change. positronic industries connectpositronic.com sgm series * note: for details of items listed in steps 5 through 9, see high density rectangular connector accessories section on pages 26-34. high density rectangular connectors with fixed contacts ordering information - code numbering system specify complete connector by selecting an option from step 1 through 9 step 3 - connector gender m - male insulator f - female insulator 1 2 3 4 5 6 7 8 9 10 sgm 26 f sc n 0 0 j 0 /aa 11 -14 step 1 - basic series sgm series step 11 - special options -14 ?signal contacts plated 0.000030 [0.76? gold over nickel. -50 ?signal contacts plated 0.000050 [1.27? gold over copper. contact technical sales for special options *step 8 - cable adapters (hoods) j top opening hood offered on all variants except 5, 11 and 75. 0 if no hoods are required. *step 6 - shells p male shell. r female shell. 0 if no shells are required. *step 5 - polarizing guides and jackscrew systems n polarizing guides. nss stainless steel polarizing guides. t fixed jackscrews. e short turnable jackscrews with knobs. e1 turnable jackscrews used with hoods only. not offered on 75 variant. ess short turnable jackscrews. 0 if no polarizing guides or jackscrews are required. also use ? if ordering hoods equipped with jackscrews, for 75 variant, see step 8. step 4 - contact termination type all female contacts ?losed entry design sc solder cup ds3 straight solder 0.093 [2.36] not offered on 75 variant. ds4 straight solder 0.125 [3.18] not offered on 75 variant. ds5 straight solder 0.156 [3.96] not offered on 75 variant. ds6 straight solder 0.187 [4.75] not offered on 75 variant. ww1 wrap post 0.225 [5.72] not offered on 75 variant. ww2 wrap post 0.355 [9.02] not offered on 75 variant. step 2 - connector variants 4, 5, 7, 9, 11, 14, 20, 26, 29, 34, 44, 50, 75 step example step 10 - environmental compliance options /aa - compliant per eu directive 2002/95/ec (rohs) note: if compliance to environ- mental legislation is not required, this step will not be used. example: sgm26fscn00j0 p o s i t r o n i c i n d u s t r i e s ? p e r e u d i r e c t i v e 2 0 0 2 / 9 5 / e c ? rohs r o h s compliant *step 9 - additional features b for black anodized aluminum parts. r ?for yellow chromate coating on aluminum parts. v ?lock tab, not offered on 75 variant. vl ?lock lever, not offered on 75 variant. 0 ?if no additional options are required. m jackscrews with metric threads. *step 7 - polarization positions of shells select letter to designate position of male pin or female slot for polarization system. a, b, c, d, e, f, g 0 if no polarization is required or if no shells are required. note: once you have made a connector selection, contact technical sales if you would like to receive a drawing in dxf, pdf format or a 3-dimensional iges file. sk drawing 3-dimensional model
|
