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electrical specifications at 25c - operating temperature range -55c to +125c mil-std-1553 databus interface transformers low profile single www.holtic.com schematics / package impedance min.) (ohms dcr (ohms max.) terminals / ratio terminals / ratio part number pm-db2701 1-3:4-8 1:1 1-3:5-7 1:.707 1-3=3.0, 4-8=3.0 4000 1/a pm-db2701ex 1-3:4-8 1:1 1-3:5-7 1:.707 1-3=3.0, 4-8=3.0 4000 1/g pm-db2702 1-3:4-8 1.4:1 1-3:5-7 2:1 1-3=3.5, 4-8=3.0 7200 1/a pm-db2703 1-3:4-8 1.25 : 1 1-3:5-7 1.66:1 1-3=3.2, 4-8=3.0 4000 1/a pm-db2704 4-8:1-3 2.3:1 5-7:1-3 3.2:1 1-3=1.2, 4-8=3.0 3000 4/a pm-db2705 1-2:4-3 1:1.41 --- --- 1-2=2.2, 3-4=2.7 3000 3/c pm-db2705ex 1-2:3-4 1:1.41 --- --- 1-2=2.2, 3-4=2.7 3000 5/c pm-db2706 1-5:6-2 1:1 --- --- 1-5=2.5, 6-2=2.8 3000 2/b pm-db2707 1-5:6-2 1:1.41 --- --- 1-5=2.2, 6-2=2.7 3000 2/b pm-db2708 1-5:6-2 1:1.66 --- --- 1-5=1.5, 6-2=2.4 3000 2/b pm-db2709 1-5:6-2 1:2 --- --- 1-5=1.3, 6-2=2.6 3000 2/b pm-db2710 1-3:4-8 1:2.12 1-3:5-7 1:1.5 1-3=1.0, 4-8=3.5 4000 1/a pm-db2711 1-3:4-8 1:1 1-3:5-7 1:.707 1-3=3.0, 4-8=3.0 4000 1/d pm-db2712 1-3:4-8 1.4:1 1-3:5-7 2.1:1 1-3=3.5, 4-8=3.0 7200 1/d pm-db2713 1-3:4-8 1.25:1 1-3:5-7 1.66:1 1-3=3.2, 4-8=3.0 4000 1/d pm-db2714 4-8:1-3 2.3:1 5-7:1-3 3.2:1 1-3=1.2, 4-8=3.0 3000 4/d pm-db2715 1-3:4-8 1:2.12 1-3:5-7 1:1.5 1-3=1.0, 4-8=3.5 4000 1/d pm-db2716 1-3:4-8 1:1 1-3:5-7 1:.707 1-3=3.0, 4-8=3.0 4000 1/e pm-db2717 1-3:4-8 1.41:1 1-3:5-7 2:1 1-3=3.5, 4-8=3.0 7200 1/e pm-db2718 1-3:4-8 1.25:1 1-3:5-7 1.66:1 1-3=3.2, 4-8=3.0 4000 1/e pm-db2719 4-8:1-3 2.3:1 5-7:1-3 3.26:1 1-3=1.2, 4-8=3.0 3000 1/e pm-db2720 1-3:4-8 1:2.12 1-3:5-7 1:1.5 1-3=1.0, 4-8=3.5 3000 1/e pm-db2721 1-3:4-8 1:1 1-3:5-7 1:.707 1-3=3.0, 4-8=3.0 4000 1/a pm-db2722 1-3:4-8 1.41:1 1-3:5-7 2:1 1-3=3.5, 4-8=3.0 7200 1/a pm-db2723 1-3:4-8 1.25:1 1-3:5-7 1.66:1 1-3=3.2, 4-8=3.0 4000 1/a pm-db2724 1-3:4-8 1:2.12 1-3:5-7 1:1.5 1-3=1.0, 4-8=3.5 4000 1/a pm-db2725 1-3:4-8 1:2.5 1-3:5-7 1:1.79 1-3=1.0, 4-8=3.5 4000 1/a pm-db2725ex 1-3:4-8 1:2.5 1-3:5-7 1:1.79 1-3=1.0, 4-8=3.5 4000 1/g pm-db2726 1-3:4-8 1:2.5 1-3:5-7 1:1.79 1-3=1.0, 4-8=3.5 4000 1/a pm-db2727 1-3:4-8 1:2.5 1-3:5-7 1:1.79 1-3=1.0, 4-8=3.5 4000 1/d pm-db2728 1-5:6-2 1:1.5 --- --- 1-5=0.9, 6-2=2.5 3000 2/b pm-db2729 1-5:6-2 1:1.79 --- --- 1-5=0.9, 6-2=2.5 3000 2/b pm-db2730 1-5:6-2 1:2.5 --- --- 1-5=1.0, 6-2=2.8 3000 2/b pm-db2731 1-3:4-8 1:2.5 1-3:5-7 1:1.79 1-3=1.0, 4-8=3.5 4000 1/e hi/pm-db 07/03 specifications subject to change without notice. 23351 madero, mission viejo, ca 92691-2730 tel: (949) 859-8800 fax: (949) 859-9643 e-mail: info@holtic.com note: premier magnetics 1553 transformers are now offered and provided by holt integrated circuits. designed to meet mil-std-1553 a/b & mil-prf-21038 common mode rejection (cmr) greater than 45db impedance test frequency from 75khz to 1mhz droop less than 20% overshoot & ringing 1v max pulse width 2 s
note: premier magnetics 1553 transformers are now offered and provided by holt integrated circuits. hi/pm-db 07/03 specifications subject to change without notice. 23351 madero, mission viejo, ca 92691-2730 tel: (949) 859-8800 fax: (949) 859-9643 e-mail: info@holtic.com mil-std-1553 databus interface transformers low single profile low profile single ratio ht = 0.155" pm-db2741 1-3:4-8 1:1 1-3:5-7 1:.707 1-3=3.0, 4-8=3.0 4000 1/k pm-db2742 1-3:4-8 1.4:1 1-3:5-7 2:1 1-3=3.5, 4-8=3.0 7200 1/k pm-db2743 1-3:4-8 1.25:1 1-3:5-7 1.66:1 1-3=3.2, 4-8=3.0 4000 1/k pm-db2744 1-3:4-8 1:2.12 1-3:5-7 1:1.5 1-3=1.0, 4-8=3.5 4000 1/k pm-db2745 1-3:4-8 1:2.5 1-3:5-7 1:1.79 1-3=1.0, 4-8=3.5 4000 1/k schematics / package impedance min.) (ohms dcr (ohms max.) terminals / ratio terminals / ratio part number pm-db2741m 1-3:4-8 1:1 1-3:5-7 1:.707 1-3=3.0, 4-8=3.0 4000 1/m pm-db2742m 1-3:4-8 1.4:1 1-3:5-7 2:1 1-3=3.5, 4-8=3.0 7200 1/m pm-db2743m 1-3:4-8 1.25:1 1-3:5-7 1.66:1 1-3=3.2, 4-8=3.0 4000 1/m pm-db2744m 1-3:4-8 1:2.12 1-3:5-7 1:1.5 1-3=1.0, 4-8=3.5 4000 1/m pm-db2745m 1-3:4-8 1:2.5 1-3:5-7 1:1.79 1-3=1.0, 4-8=3.5 4000 1/m schematics / package impedance min.) (ohms dcr (ohms max.) terminals / ratio terminals / ratio part number pm-db2741l 1-3:4-8 1:1 1-3:5-7 1:.707 1-3=3.0, 4-8=3.0 4000 1/l pm-db2742l 1-3:4-8 1.4:1 1-3:5-7 2:1 1-3=3.5, 4-8=3.0 7200 1/l pm-db2743l 1-3:4-8 1.25:1 1-3:5-7 1.66:1 1-3=3.2, 4-8=3.0 4000 1/l pm-db2744l 1-3:4-8 1:2.12 1-3:5-7 1:1.5 1-3=1.0, 4-8=3.5 4000 1/l pm-db2745l 1-3:4-8 1:2.5 1-3:5-7 1:1.79 1-3=1.0, 4-8=3.5 4000 1/l schematics / package impedance min.) (ohms dcr (ohms max.) terminals / ratio terminals / ratio part number www.holtic.com 2
low profile dual ratio ht= 0.155? schematics / package impedance min.) (ohms dcr (ohms max.) terminals / ratio terminals / ratio part number schematics / package impedance min.) (ohms dcr (ohms max.) terminals / ratio terminals / ratio part number pm-db2741d 1-3:16-13 1:1 1-3:15-14 1:.707 1-3=3.0, 16-13=3.0 4000 6/r 5-7:12-9 1:1 5-7:11-10 1:.707 5-7=3.0, 12-9=3.0 4000 pm-db2742d 1-3:16-13 1.4:1 1-3:15-14 2:1 1-3=3.5, 16-13=3.0 7200 6/r 5-7:12-9 1.4:1 5-7:11-10 2:1 5-7=3.5, 12-9=3.0 7200 pm-db2743d 1-3:16-13 1.25:1 1-3:15-14 1.66:1 1-3=3.2, 16-13=3.0 4000 6/r 5-7:12-9 1.25:1 5-7:11-10 1.66:1 5-7=3.2, 12-9=3.0 4000 pm-db2744d 1-3:16-13 1:2.12 1-3:15-14 1:1.5 1-3=1.0, 16-13=3.1 4000 6/r 5-7:12-9 1:2.12 5-7:11-10 1:1.5 5-7=1.0, 12-9=3.1 4000 pm-db2745d 1-3:16-13 1:2.5 1-3:15-14 1:1.79 1-3=1.0, 16-13=3.5 4000 6/r 5-7:12-9 1:2.5 5-7:11-10 1:1.79 5-7=1.0, 12-9=3.5 4000 pm-db2741s 1-3:16-13 1:1 1-3:15-14 1:.707 1-3=3.0, 16-13=3.0 4000 6/s 5-7:12-9 1:1 5-7:11-10 1:.707 5-7=3.0, 12-9=3.0 4000 pm-db2742s 1-3:16-13 1.4:1 1-3:15-14 2:1 1-3=3.5, 16-13=3.0 7200 6/s 5-7:12-9 1.4:1 5-7:11-10 2:1 5-7=3.5, 12-9=3.0 7200 pm-db2743s 1-3:16-13 1.25:1 1-3:15-14 1.66:1 1-3=3.2, 16-13=3.0 4000 6/s 5-7:12-9 1.25:1 5-7:11-10 1.66:1 5-7=3.2, 12-9=3.0 4000 pm-db2744s 1-3:16-13 1:2.12 1-3:15-14 1:1.5 1-3=1.0, 16-13=3.1 4000 6/s 5-7:12-9 1:2.12 5-7:11-10 1:1.5 5-7=1.0, 12-9=3.1 4000 PM-DB2745DS 1-3:16-13 1:2.5 1-3:15-14 1:1.79 1-3=1.0, 16-13=3.5 4000 6/s 5-7:12-9 1:2.5 5-7:11-10 1:1.79 5-7=1.0, 12-9=3.5 4000 hi/pm-db 07/03 specifications subject to change without notice. 23351 madero, mission viejo, ca 92691-2730 tel: (949) 859-8800 fax: (949) 859-9643 e-mail: info@holtic.com mil-std-1553 databus interface transformers low profile dual note: premier magnetics 1553 transformers are now offered and provided by holt integrated circuits. www.holtic.com 3
schematics / package impedance min.) (ohms dcr (ohms max.) terminals / ratio terminals / ratio part number pm-db27401 1-3:4-8 2:5 1-3:15-7 4:7 1-3=3.5, 4-8=3.0 3000 7/h 11-13:14-18 2:5 11-13:15-17 4:7 11-13=3.5, 14-18=3.0 3000 pm-db27402 1-3:4-8 1:0.083 1-3:15-7 1:0.60 1-3=3.0, 4-8=3.0 3000 7/h 11-13:14-18 1:0.083 11-13:15-17 1:0.60 11-13=3.0, 14-18=3.0 3000 pm-db27403 1-3:4-8 1.4:1 1-3:15-7 2:1 1-3=3.5, 4-8=3.0 7200 7/h 11-13:14-18 1.4:1 11-13:15-17 2:1 11-13=3.5, 14-18=3.0 7200 pm-db27404 1-3:4-8 1:1 1-3:15-7 1:0.707 1-3=1.0, 4-8=3.5 4000 7/h 11-13:14-18 1:1 11-13:15-17 1:0.707 11-13=3.0, 14-18=3.0 4000 pm-db27405 1-3:4-8 1.25:1 1-3:15-7 1.66:1 1-3=3.2, 4-8=3.0 4000 7/h 11-13:14-18 1.25:1 11-13:15-17 1.66:1 11-13=3.2, 14-18=3.0 4000 pm-db27406 4-8:1-3 2.3:1 5-7:1-3 3.2:1 1-3=1.2, 5-7=3.0 3000 8/h 14-18:11-13 2.3:1 15-17:11-13 3.2:1 11-13=1.2, 15-17=3.0 3000 pm-db27407 4-8:1-3 2.12:1 5-7:1-3 1.5:1 1-3=1.0, 4-8=3.0 4000 7/h 14-18:11-13 2.12:1 15-17:11-13 1.5:1 11-13=1.1, 14-18=3.0 4000 pm-db27408 1-3:4-8 1:2.5 1-3:15-7 1:1.79 1-3=1.1, 4-8=3.5 4000 7/h 11-13:14-18 1:2.5 11-13:15-17 1:1.79 11-13=1.0, 14-18=3.5 4000 stacked dual ratio ht= 0.250? hi/pm-db 07/03 specifications subject to change without notice. 23351 madero, mission viejo, ca 92691-2730 tel: (949) 859-8800 fax: (949) 859-9643 e-mail: info@holtic.com mil-std-1553 databus interface transformers low profile & stacked dual note: premier magnetics 1553 transformers are now offered and provided by holt integrated circuits. low profile dual ratio ht= 0.155? schematics / package impedance min.) (ohms dcr (ohms max.) terminals / ratio terminals / ratio part number pm-db2741t 1-3:16-13 1:1 1-3:15-14 1:.707 1-3=3.0, 16-13=3.0 4000 6/t 5-7:12-9 1:1 5-7:11-10 1:.707 5-7=3.0, 12-9=3.0 4000 pm-db2742t 1-3:16-13 1.4:1 1-3:15-14 2:1 1-3=3.5, 16-13=3.0 7200 6/t 5-7:12-9 1.4:1 5-7:11-10 2:1 5-7=3.5, 12-9=3.0 7200 pm-db2743t 1-3:16-13 1.25:1 1-3:15-14 1.66:1 1-3=3.2, 16-13=3.0 4000 6/t 5-7:12-9 1.25:1 5-7:11-10 1.66:1 5-7=3.2, 12-9=3.0 4000 pm-db2744t 1-3:16-13 1:2.12 1-3:15-14 1:1.5 1-3=1.0, 16-13=3.1 4000 6/t 5-7:12-9 1:2.12 5-7:11-10 1:1.5 5-7=1.0, 12-9=3.1 4000 pm-db2745t 1-3:16-13 1:2.5 1-3:15-14 1:1.79 1-3=1.0, 16-13=3.5 4000 6/t 5-7:12-9 1:2.5 5-7:11-10 1:1.79 5-7=1.0, 12-9=3.5 4000 www.holtic.com 4
(5) 1 (7) 3 16 (12) 13 (9) 4 (8) (6) 2 15 (11) 14 (10) 4 7 6 5 8 1 3 2 4 (14) 8 (18) 6 (16) 5 (15) 7 (17) (11) 1 (13) 3 (12) 2 schematic ?8? 4 3 1 2 1 5 3 2 6 4 1 24 3 schematic ?1" schematic ?4" schematic ?3" schematic ?6? schematic ?2" schematics hi/pm-db 07/03 specifications subject to change without notice. 23351 madero, mission viejo, ca 92691-2730 tel: (949) 859-8800 fax: (949) 859-9643 e-mail: info@holtic.com mil-std-1553 databus interface transformers low single / dual profile schematic ?7? 4 8 6 5 7 1 3 2 5 (15) 7 (17) 6 (16) 4 (14) 8 (18) (11) 1 (13) 3 (12) 2 schematic ?5? www.holtic.com 5
(5.08) figure # d .100 (2.54) typ .07 (1.78) .220-.280 (5.59-7.11) .250 (6.35) max .004 (.10) min 1 .625 (15.87) max 3 2 8 4 6 7 5 .625 (15.87) max .200(2.54) .200(2.54) 0.020 (0.508) r= .032(.81) typ pm-db27xx m p .400 (10.16) .250 (6.35) max .375 (9.52) min .200 #24awg 4pls .34 (8.64) .08 (2.03) .350 (8.89) max .500 (12.70) 1 2 3 4 pm-db27xx yyww m p figure # c .500 (12.70) .250 (6.35) max .375 (9.52) min .100 (2.54) 4pls .200 (5.08) 4pls 0.020 (0.508) 4 pm-db27xx yyww m p .400 (10.16) .250 (6.35) max .375 (9.52) min .200 (5.08) .350 (8.89) max #24awg pls .500 (12.70) .34 (8.64) 1 5 .08 (2.03) 3 2 6 4 .100 (2.54) (15.87) .625 max .625 (15.87) max 3 1 2 8 4 6 7 5 pm-db27xx m p figure # b hi/pm-db 07/03 specifications subject to change without notice. 23351 madero, mission viejo, ca 92691-2730 tel: (949) 859-8800 fax: (949) 859-9643 e-mail: info@holtic.com mil-std-1553 databus interface transformers low single profile figure # a yyww yyww www.holtic.com 6
.300 (7.62) .375 (9.52) min .100 (2.54) 3pls .200 (5.08) 3pls .400 (10.16) max 3 1 2 8 4 6 7 5 .240 (6.1) max .400 (10.16) max 0.020 (0.508) pm-db27xx m p .625 (15.87) max .100 (2.54) typ 3 1 2 8 6 7 5 .625 (15.87) max .200(2.54) .200(2.54) .250 (6.35) max 4 0.020 (0.508) pm-db27xx m p .100 (2.54) .400 (10.16) .250 (6.35) max .375 (9.52) min .200 (5.08) .350 (8.89) max #24awg 4pls .500 (12.70) .34 (8.64) 1 2 3 4 .08 (2.03) pm-db27xxex yyww m p yyww hi/pm-db 07/03 specifications subject to change without notice. 23351 madero, mission viejo, ca 92691-2730 tel: (949) 859-8800 fax: (949) 859-9643 e-mail: info@holtic.com mil-std-1553 databus interface transformers low single profile figure # g figure # f figure # e yyww www.holtic.com 7
.250 (6.36) min 0.020 (0.508) 3 2 8 4 6 7 5 1 11 12 13 14 15 16 17 18 .625 (15.87) max .200 (5.08) .400 (10.16) .625 (15.87) max .500 (12.7) .200 (5.08) .100 (2.54) .250 (6.36) max .250 (6.36) 3 2 8 4 6 7 5 1 11 12 13 14 15 16 17 18 p pm-db 27408 yyww m mil-std-1553 databus interface transformers stacked dual figure # h hi/pm-db 07/03 specifications subject to change without notice. 23351 madero, mission viejo, ca 92691-2730 tel: (949) 859-8800 fax: (949) 859-9643 e-mail: info@holtic.com www.holtic.com 8
.155 (3.937) max .100 (2.54) min .100 (2.54) 4pls .200 (5.08) 4pls .630 (16.0) max 3 1 2 8 4 6 7 5 .630 (16.0) max .680-.720 (17.27-18.29) .020 (508) typ pm-db27xx yyww m p .200 (5.08) 2pls .630 (16.0) max 3 1 2 8 4 6 7 5 .630 (16.0) max .020 (508) typ .155 (3.937) max .07 (1.78) .220-.280 (5.59-7.11) .004 (.10) min r= .032(.81) typ pm-db27xx yyww m p .155 (3.937) max .250 (6.35) typ .430 (10.92) max 14 .020 x .010 (.508 x .254) typ 5 .100 (2.54) 6pls .430 (10.92) max 8 .075 (1.9) typ 23 6 7 pm-db27xx yyww m p .100 (2.54) 4 pls hi/pm-db 07/03 specifications subject to change without notice. 23351 madero, mission viejo, ca 92691-2730 tel: (949) 859-8800 fax: (949) 859-9643 e-mail: info@holtic.com mil-std-1553 databus interface transformers low single profile figure # l figure # k figure # m www.holtic.com 9
.155 (3.937) max .100 (2.54) min .100 (2.54) 14 pls .630 (16.0) max 18 .930 (23.620) max .680-.720 (17.27-18.29) .020 (508) typ 16 9 pm-db27xxx yyww m p .100 (2.54) 14 pls .630 (16.0) max 1 8 .930 (23.620) max .155 (3.937) max .020 (508) typ 16 9 .07 (1.78) .220-.280 (5.59-7.11) .004 (.10) min r= .032(.81) typ pm-db27xxx yyww m p mil-std-1553 databus interface transformers low profile dual figure # r figure # s hi/pm-db 07/03 specifications subject to change without notice. 23351 madero, mission viejo, ca 92691-2730 tel: (949) 859-8800 fax: (949) 859-9643 e-mail: info@holtic.com www.holtic.com 10
.155 (3.937) max .250 (6.35) typ .430 (10.92) max 1 8 .930 (23.620) max .020 x .010 (.508 x .254) typ 16 9 .100 (2.54) 14 pls pm-db27xxx yyww m p mil-std-1553 databus interface transformers low profile dual figure # t hi/pm-db 07/03 specifications subject to change without notice. 23351 madero, mission viejo, ca 92691-2730 tel: (949) 859-8800 fax: (949) 859-9643 e-mail: info@holtic.com www.holtic.com 11

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