dimensions in mm (inches). 69 ? ? ? ? ? ? ? ? ? ? ? ? ? tx4 and tx5 series connectors are two-piece pcb connectors with 1.27mm (.050") contact spacing. they are designed for board-to-board connections. configurations include; socket receptacles (tx4) and pin headers (tx5) for horizontal, parallel and vertical board-to- board connections. applications include computers, business machines, industrial control machinery, telecommunications, audiovisual appliances, measuring equipment, and applications wherever high density packaging is required. features socket receptacle (tx4) and pin header (tx5) horizontal, parallel and vertical board-to-board connections straight and right angle through hole types are available in both receptacle and pin header a vail ab l e w ith/without mounting ears general specifications number of contacts 20, 26, 30, 34, 40, 50, 60, 68, 80, 100 contact spacing 1.27mm (.050"), double row current rating 0.5 amps operating voltage 250 vac r.m.s. dielectric withstanding voltage 500 vac r.m.s. (for one minute) insulation resistance 100 megohms min. contact resistance 25 milliohms max. operating temperature -40 c to + 80 c applicable pcb thickness 1.6mm (.063") applicable f.r.c.: tx1 0.635mm (.025") pitch: #30 awg tx2 1.27mm (.050") pitch: #28 awg materials and finishes description materials/finishes insulator pbt (ul94v-0, black) expansion post phosphor bronze/tin plating contact phosphor bronze (note) connecting area: gold plating over nickel terminal area: tin plating note: contact finish gold plating on connecting area is 0.1 m (.000004") min. connector profile (ref.) tx4/tx5 series connectors 1.27mm (.050") contact spacing, pcb-to-pcb connectors
dimensions in mm (inches). 70 tx4/tx5 series connectors 1.27mm (.050") contact spacing, pcb-to-pcb connectors ordering information tx * ? ** d ? d2 ** ** * series connector type 4 socket receptacle 5 pin header no. of contacts 20, 26, 30, 34, 40, 50, 60, 68, 80, 100 contact type p pin (tx3, tx5) contact arrangement d2 double row termination lt right angle through hole st straight through hole mounting method mh with mounting ears and expansion posts mn with mounting ears and without expansion posts n without mounting ears and expansion posts contact finish code 1 0. 1 m (.000004") gold plating min.
dimensions in mm (inches). 71 use #1-40 (m2) self tapping screw to fix pcb. ab c d e f g 0.2 ( .008) 0.4 ( .016) b e a 0.5 (.006) d 0.2 (.008) 2.5 (.098) 0.2 (.008) 0.3 x 0.4 (.012 x .016) 2 holes 1.7 (.067) dia. 4 (.157) depth 1.905 (.075) g 0.2 (.008) f c 4.9 (.193) 2.4 (.094) (expansion post) 1.27 (.050) 0.1 (.004) (pitch) 4 (.157) (see note 1) 6.6 (.260) 0.2 (.008) 3.2 (.126) 2.9 (.114) 3.2 (.126) 4.1 (.161) 4.3 (.169) 2.8 (.110) no. 1 polarizing boss n/2 2 holes, dia. 2.2 (.087) polarizing boss 1.27 (.050) 0.05 (.002) (pitch) 2.54 (.100) ref. 2.54 (.100) ref. 0.8 (.031) dia. 1.905 (.075) 1.905 (.075) 1.905 (.075) a 0.1 (.004) g 0.1 (.004) no. 1 n/2 2 holes, dia. 2.2 (.087) 0.05 (.002) polarizing boss 1.27 (.050) 0.05 (.002) (pitch) 5.08 (.200) ref. 5.08 (.200) ref. 0.8 (.031) dia. 1.905 (.075) 1.905 (.075) a 0.1 (.004) c 0.1 (.004) no. 1 n/2 1.905 (.075) 1.4 (.055) 3 (.118) 1.2 (.047) 6.1 (.240) socket receptacle (with mounting ears) tx4-st-m?traight through hole type polarization key: 201-50054 material: glass-filled pbt (yellow-green) installed in the connector mounting ears, these keys will allow 16 different polariza- tion schemes. without expansion posts (n) (26, 30, 34, 50 contacts) with expansion posts (h) with expansion posts (20, 40, 60, 68, 80, 100 contacts) without expansion posts (with mounting screw holes) (20, 40, 60, 68, 80, 100 contacts) pcb hole pattern note 1: for 80 and 100 position connectors, two polarizing bosse s are provided. for other contact arrangements, one polarizing boss is provided at the center. ( ) no. of contacts part number with expansion post without expansion post +.000 -.008 +0 -0.2 ( ) +.008 -.004 +0.2 -0.1 20 tx4- 20s-d2st-mh1 tx4- 20s-d2st-mn1 11.43 ( .450) 17.43 ( .686) 20.23 ( . 796) 21.59 ( .850) 23.23 ( .915) 28.6 ( 1.126) 16.51 ( .650) 26 tx4- 26s-d2st-mh1 tx4- 26s-d2st-mn1 15.24 ( .600) 21.24 ( .836) 24.04 ( . 946) 25.40 (1.000) 27.04 (1.065) 32.4 (1.276) 20.32 ( .800) 30 tx4- 30s-d2st-mh1 tx4- 30s-d2st-mn1 17.78 ( .700) 23.78 ( .936) 26.58 ( 1 .046) 27.94 ( 1.100) 29.58 ( 1.165) 35.0 ( 1.378) 22.86 ( .900) 34 tx4- 34s-d2st-mh1 tx4- 34s-d2st-mn1 20.32 ( .800) 26.32 (1.036) 29.12 ( 1.146) 30.48 (1.200) 32.12 (1.265) 37.5 (1.476) 25.40 ( 1.000) 40 tx4- 40s-d2st-mh1 tx4- 40s-d2st-mn1 24.13 ( .950) 30.13 (1.186) 32.93 ( 1.296) 34.29 ( 1.350) 35.93 ( 1.415) 41.3 (1.626) 29.21 ( 1.150) 50 tx4- 50s-d2st-mh1 tx4- 50s-d2st-mn1 30.48 ( 1.200) 36.48 (1.436) 39.28 ( 1.546) 40.64 (1.600) 42.28 (1.665) 47.7 ( 1.878) 35.56 ( 1.400) 60 tx4- 60s-d2st-mh1 tx4- 60s-d2st-mn1 36.83 ( 1.450) 42.83 (1.686) 45.63 ( 1.796) 46.99 ( 1.850) 48.63 ( 1.915) 54.0 (2.126) 41.91 ( 1.650) 68 tx4- 68s-d2st-mh1 tx4- 68s-d2st-mn1 41.91 ( 1.650) 47.91 (1.886) 50.71 ( 1.996) 52.07 (2 .050) 53.71 (2 .115) 59.1 (2.327) 46.99 ( 1.850) 80 tx4- 80s-d2st-mh1 tx4- 80s-d2st-mn1 49.53 ( 1.950) 55.53 (2.186) 58.33 ( 2.296) 59.69 ( 2.350) 61.33 ( 2.415) 66.7 (2.626) 54.61 ( 2.150) 100 tx4- 100s-d2st-mh1 tx4- 100s-d2st-mn1 62.23 ( 2.450) 68.23 (2.686) 71 .03 ( 2.796) 72.39 (2 .850) 74.03 (2 .915) 79.4 ( 3.126) 67.31 ( 2.650) tx4/tx5 series connectors 1.27mm (.050") contact spacing, pcb-to-pcb connectors
dimensions in mm (inches). 72 4 (.157) 4 (.157) 2.2 (.087) b f e a 0.15 (.006) d 0.2 (.008) 2.4 (.094) 2.5 (.098) 0.3 x 0.5 (.012 x .017) c 3.7 (.146) 2.8 (.110) 3.5 (.138) 1.27 (.050) 0.1 (.004) (pitch) 4 (.157) (see note 1) 4.9 (.193) 7 (.276) 3.2 (.126) square 2.9 (.114) 1.7 (.067) 4.1 (.161) 10.9 (.429) 4.7 (.185) 1.905 (.075) 1.905 (.075) 1.905 (.075) 2 holes, dia. 2.2 (.087) 0.05 (.002) mating side 1.27 (.050) 0.05 (.002) (pitch) 5.08 (.200) ref. 5.08 (.200) ref. 0.8 (.031) dia. 1.905 (.075) 1.905 (.075) 1.905 (.075) d 0.1 (.004) no. 1 a 0.1 (.004) 4.7 (.185) n/2 mating side no. 1 n/2 socket receptacle (with mounting ears) tx4-lt-m?ight angle through hole type ab c d e f 0.2 ( .008) 0.4 ( .016) ( ) no. of contacts part number with expansion post without expansion post +.000 -.008 +0 -0.2 ( ) +.008 -.004 +0.2 -0.1 20 tx4- 20s-d2lt-mh1 tx4- 20s-d2lt-mn1 11.43 ( .450) 17.43 ( .686) 20.23 ( . 796) 21.59 ( .850) 23.23 ( .915) 28.6 (1.126) 26 tx4- 26s-d2lt-mh1 tx4- 26s-d2lt-mn1 15.24 ( .600) 21.24 ( .836) 24.04 ( . 946) 25.40 (1.000) 27.04 (1.065) 32.4 (1.276) 30 tx4- 30s-d2lt-mh1 tx4- 30s-d2lt-mn1 17.78 ( .700) 23.78 ( .936) 26.58 ( 1 .046) 27.94 ( 1.100) 29.58 ( 1.165) 35.0 ( 1.378) 34 tx4- 34s-d2lt-mh1 tx4- 34s-d2lt-mn1 20.32 ( .800) 26.32 (1.036) 29.12 ( 1.146) 30.48 (1.200) 32.12 (1.265) 37.5 (1.476) 40 tx4- 40s-d2lt-mh1 tx4- 40s-d2lt-mn1 24.13 ( .950) 30.13 (1.186) 32.93 ( 1.296) 34.29 ( 1.350) 35.93 ( 1.415) 41.3 (1.626) 50 tx4- 50s-d2lt-mh1 tx4- 50s-d2lt-mn1 30.48 ( 1.200) 36.48 (1.436) 39.28 ( 1.546) 40.64 (1.600) 42.28 (1.665) 47.7 ( 1.878) 60 tx4- 60s-d2lt-mh1 tx4- 60s-d2lt-mn1 36.83 ( 1.450) 42.83 (1.686) 45.63 ( 1.796) 46.99 ( 1.850) 48.63 ( 1.915) 54.0 (2.126) 68 tx4- 68s-d2lt-mh1 tx4- 68s-d2lt-mn1 41.91 ( 1.650) 47.91 (1.886) 50.71 ( 1.996) 52.07 (2 .050) 53.71 (2 .115) 59.1 (2.327) 80 tx4- 80s-d2lt-mh1 tx4- 80s-d2lt-mn1 49.53 ( 1.950) 55.53 (2.186) 58.33 ( 2.296) 59.69 ( 2.350) 61.33 ( 2.415) 66.7 (2.626) 100 tx4- 100s-d2lt-mh1 tx4- 100s-d2lt-mn1 62.23 ( 2.450) 68.23 (2.686) 71 .03 ( 2.796) 72.39 (2 .850) 74.03 (2 .915) 79.4 ( 3.126) note 1: for 80 and 100 position connectors, two polarizing bosse s are provided. for other contact arrangements, one polarizing boss is provided at the center. with expansion posts (h) without expansion posts (n) pcb hole pattern (20, 40, 60, 68, 80, 100 contacts) (26, 30, 34, 50 contacts) tx4/tx5 series connectors 1.27mm (.050") contact spacing, pcb-to-pcb connectors
dimensions in mm (inches). 73 a 0.15 (.006) 2.8 (.110) 0.25 (.010) d 0.2 (.008) c 0.2 (.008) 6.6 (.260) 0.2 (.008) 1.27 (.050) 0.1 (.004) (pitch) 4 (.157) (see note 1) 0.4 (.016) square 9.1 (.358) 1.905 (.075) 2 holes, dia. 1.7 (.067) 0.1 (.004) b a 0.1 (.006) d 0.4 (.016) 2.8 (.110) 0.25 (.010) c 0.2 (.008) 1.27 (.050) 0.1 (.004) (pitch) 4 (.157) (see note 1) 0.3 x 0.4 (.012 x .017) 4.9 (.193) 6.6 (.260) 4.1 (.161) 4.3 (.169) 1.905 (.075) 2 holes, dia. 1.7 (.067) 0.1 (.004) socket receptacle & pin header (without mounting ears) tx4-st/tx5-st?traight through hole type tx5-pin header no. of contacts part number tx4-socket receptacle 20 tx4- 20s-d2st-n1 tx5- 20p-d2st-n1 11.43 ( .450) 17.43 ( .686) 16.51 ( .65 0) 20.0 ( .787) 26 tx4- 26s-d2st-n1 tx5- 26p-d2st-n1 15.24 ( .600) 21.24 ( .836) 20.32 ( .80 0) 23.8 ( .937) 30 tx4- 30s-d2st-n1 tx5- 30p-d2st-n1 17.78 ( .700) 23.78 ( .936) 22.86 ( .90 0) 26.4 ( 1.039) 34 tx4- 34s-d2st-n1 tx5- 34p-d2st-n1 20.32 ( .800) 26.32 (1.036) 25.40 ( 1. 000) 28.9 (1.138) 40 tx4- 40s-d2st-n1 tx5- 40p-d2st-n1 24.13 ( .950) 30.13 (1.186) 29.21 ( 1. 150) 32.7 ( 1.287) 50 tx4- 50s-d2st-n1 tx5- 50p-d2st-n1 30.48 ( 1.200) 36.48 (1.436) 35.56 ( 1 .400) 39.1 (1.539) 60 tx4- 60s-d2st-n1 tx5- 60p-d2st-n1 36.83 ( 1.450) 42.83 (1.686) 41.91 ( 1 .650) 45.4 ( 1.787) 68 tx4- 68s-d2st-n1 tx5- 68p-d2st-n1 41.91 ( 1.650) 47.91 (1.886) 46.99 ( 1 .850) 50.5 (1 .988) 80 tx4- 80s-d2st-n1 tx5- 80p-d2st-n1 49.53 ( 1.950) 55.53 (2.186) 54.61 ( 2 .150) 58.1 ( 2.287) 100 tx4- 100s-d2st-n1 tx5- 100p-d2st-n1 62.23 ( 2.450) 68.23 (2.686) 67.3 1 ( 2.650) 70.8 (2 .787) ab c d note 1: for 80 and 100 position connectors, two polarizing bosse s/ keyways are provided. for other contact arrangements, one polarizing boss/keyway is provided at the center. tx4: socket receptacle (without expansion posts) tx5: pin header (without expansion posts) pcb hole pattern tx4: see tx4-lj-m tx5: see tx5-st-m and tx5-lt-m tx4/tx5 series connectors 1.27mm (.050") contact spacing, pcb-to-pcb connectors
dimensions in mm (inches). 74 e a 0.15 (.006) f 0.4 (.016) c d 0.2 (.008) g 0.2 (.008) 2.4 (.094) 6.6 (.260) 1.27 (.050) 0.1 (.004) (pitch) 4.2 (.165) (see note 1) 3.2 (.126) square 0.4 (.016) square 9.1 (.358) 2.8 (.110) 3.2 (.126) 2.5 (.098) 5.9 (.232) expansion post 2 holes, dia. 1.7 (.067) 0.1 (.004) 1.905 (.075) 43 2 holes, dia. 2.2 (.087) 0.05 (.002) polarizing keyway 1.27 (.050) 0.05 (.002) (pitch) 2.54 (.100) ref. 2.54 (.100) ref. 1.905 (.075) 1.905 (.075) 1.905 (.075) a 0.1 (.004) g 0.1 (.004) no. 1 no. 1 polarizing keyway n/2 2 holes, dia. 2.2 (.087) 0.05 (.002) polarizing keyway 1.27 (.050) 0.05 (.002) (pitch) 5.08 (.200) ref. 0.8 (.031) dia. 1.905 (.075) 1.905 (.075) a 0.1 (.004) c 0.1 (.004) no. 1 5.08 (.200) ref. 1.905 (.075) n/2 pin header (with mounting ears) tx5-st-m?traight through hole type no. of contacts part number with expansion post without expansion post 20 tx5- 20p-d2st-mh1 tx5- 20p-d2st-mn1 11.43 ( .450) 20.03 ( .789) 21.59 ( . 850) 23.23 ( .915) 28.6 (1.126) 16.51 ( .650) 26 tx5- 26p-d2st-mh1 tx5- 26p-d2st-mn1 15.24 ( .600) 23.84 ( .939) 25.40 (1 .000) 27.04 (1.065) 32.4 (1.276) 20.32 ( .800) 30 tx5- 30p-d2st-mh1 tx5- 30p-d2st-mn1 17.78 ( .700) 26.38 (1.039) 27.94 ( 1.100) 29.58 ( 1.165) 35.0 (1.378) 22.86 ( .900) 34 tx5- 34p-d2st-mh1 tx5- 34p-d2st-mn1 20.32 ( .800) 28.92 (1.139) 30.48 ( 1.200) 32.12 (1.265) 37.5 (1.476) 25.40 (1 .000) 40 tx5- 40p-d2st-mh1 tx5- 40p-d2st-mn1 24.13 ( .950) 32.73 (1.289) 34.29 ( 1.350) 35.93 ( 1.415) 41.3 (1.626) 29.21 (1 .150) 50 tx5- 50p-d2st-mh1 tx5- 50p-d2st-mn1 30.48 ( 1.200) 39.08 (1.539) 40.64 ( 1.600) 42.28 (1.665) 47.7 (1.878) 35.56 (1 .400) 60 tx5- 60p-d2st-mh1 tx5- 60p-d2st-mn1 36.83 ( 1.450) 45.43 (1.789) 46.99 ( 1.850) 48.63 ( 1.915) 54.0 (2.126) 41.91 (1 .650) 68 tx5- 68p-d2st-mh1 tx5- 68p-d2st-mn1 41.91 ( 1.650) 50.51 (1.989) 52.07 ( 2.050) 53.71 (2 .115) 59.1 (2.327) 46.99 (1 .850) 80 tx5- 80p-d2st-mh1 tx5- 80p-d2st-mn1 49.53 ( 1.950) 58.13 (2.289) 59.69 ( 2.350) 61.33 ( 2.415) 66.7 (2.626) 54.61 (2 .150) 100 tx5- 100p-d2st-mh1 tx5- 100p-d2st-mn1 62.23 ( 2.450) 70.83 (2.789) 72 .39 ( 2.850) 74.03 (2 .915) 79.4 (3.126) 67.31 (2 .650) ac d e f g 0.2 ( .008) 0.4 ( .016) ref. with expansion posts (h) note 1: for 80 and 100 position connectors, two polarizing keyways are provided. for other contact arrangements, one polarizing keyway is provided at the center. with expansion posts (20, 40, 60, 68, 80, 100 contacts) without expansion posts (with mounting screw holes) use #1-40 (m2) self tapping screw to fix pcb. (20, 40, 60, 68, 80, 100 contacts) pcb hole pattern (26, 30, 34, 50 contacts) without expansion posts (n) tx4/tx5 series connectors 1.27mm (.050") contact spacing, pcb-to-pcb connectors
dimensions in mm (inches). 75 f e a 0.2 (.008) d 0.2 (.008) 2.4 (.094) 2.5 (.098) c 2.8 (.110) 3.5 (.138) 1.27 (.050) 0.1 (.004) (pitch) 4.2 (.165) (see note 1) 3.7 (.146) 7 (.276) 0.4 (.016) square 5.8 (.228) 3.2 (.126) 14.4 (.567) 11.2 (.441) 8.2 (.323) 1.905 (.075) 1.905 (.075) 1.905 (.075) 2 holes, dia. 2.2 (.087) 0.05 (.002) mating side 1.27 (.050) 0.05 (.002) (pitch) 5.08 (.200) ref. 5.08 (.200) ref. 0.8 (.031) dia. 1.905 (.075) 1.905 (.075) 1.905 (.075) d 0.1 (.004) a 0.1 (.004) n/2 no. 1 mating side n/2 no. 1 4 (.157) 4 (.157) 2.2 (.087) no. of contacts part number with expansion post without expansion post 20 tx5- 20p-d2lt-mh1 tx5- 20p-d2lt-mn1 11.43 ( .450) 20.03 ( .789) 21.59 ( . 850) 23.23 ( .915) 28.6 (1.126) 26 tx5- 26p-d2lt-mh1 tx5- 26p-d2lt-mn1 15.24 ( .600) 23.84 ( .939) 25.40 (1 .000) 27.04 (1.065) 32.4 (1.276) 30 tx5- 30p-d2lt-mh1 tx5- 30p-d2lt-mn1 17.78 ( .700) 26.38 (1.039) 27.94 ( 1.100) 29.58 ( 1.165) 35.0 (1.378) 34 tx5- 34p-d2lt-mh1 tx5- 34p-d2lt-mn1 20.32 ( .800) 28.92 (1.139) 30.48 ( 1.200) 32.12 (1.265) 37.5 (1.476) 40 tx5- 40p-d2lt-mh1 tx5- 40p-d2lt-mn1 24.13 ( .950) 32.73 (1.289) 34.29 ( 1.350) 35.93 ( 1.415) 41.3 (1.626) 50 tx5- 50p-d2lt-mh1 tx5- 50p-d2lt-mn1 30.48 ( 1.200) 39.08 (1.539) 40.64 ( 1.600) 42.28 (1.665) 47.7 (1.878) 60 tx5- 60p-d2lt-mh1 tx5- 60p-d2lt-mn1 36.83 ( 1.450) 45.43 (1.789) 46.99 ( 1.850) 48.63 ( 1.915) 54.0 (2.126) 68 tx5- 68p-d2lt-mh1 tx5- 68p-d2lt-mn1 41.91 ( 1.650) 50.51 (1.989) 52.07 ( 2.050) 53.71 (2 .115) 59.1 (2.327) 80 tx5- 80p-d2lt-mh1 tx5- 80p-d2lt-mn1 49.53 ( 1.950) 58.13 (2.289) 59.69 ( 2.350) 61.33 ( 2.415) 66.7 (2.626) 100 tx5- 100p-d2lt-mh1 tx5- 100p-d2lt-mn1 62.23 ( 2.450) 70.83 (2.789) 72 .39 ( 2.850) 74.03 (2 .915) 79.4 (3.126) ac d e f 0.2 ( .008) 0.4 ( .016) ref. with expansion posts (h) pin header (with mounting ears) tx5-lt-m?ngle through hole type note 1: for 80 and 100 position connectors, two polarizing keyways are provided. for other contact arrangements, one polarizing keyway is provided at the center. without expansion posts (n) pcb hole pattern (20, 40, 60, 68, 80, 100 contacts) (26, 30, 34, 50 contacts) tx4/tx5 series connectors 1.27mm (.050") contact spacing, pcb-to-pcb connectors
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