532 siemens matsushita components l in accordance with iec 60647 l compact e core with large winding window l round center leg particularly suitable for use of thick winding wires l ec cores are supplied as single units magnetic characteristics (per set) s l/a = 0,92 mm C1 l e = 77,4 mm a e = 84,3 mm 2 a min = 71 mm 2 v e = 6 530 mm 3 approx. weight 36 g/set ungapped gapped the a l value in the table applies to a core set comprising one ungapped core (dimension g =0)and one gapped core (dimension g > 0). calculation factors (see page 423 for formulas) validity range: k1 , k2 : 0,10 mm < s < 2,50 mm k3 , k4 : 70 nh < a l < 680 nh material a l value nh m e a l1min nh p v w/set ordering code n27 2100 + 30/C 20 % 1530 1710 1,10 (200 mt, 25 khz, 100 ?c) b66337-g-x127 material g mm a l value approx. nh m e ordering code n27 0,10 0,02 651 475 b66337-g100-x127 0,25 0,02 336 245 b66337-g250-x127 0,50 0,05 203 148 b66337-g500-x127 1,00 0,05 123 90 b66337-g1000-x127 material relationship between air gap C a l value calculation of saturation current k1 (25 ?c) k2 (25 ?c) k3 (25 ?c) k4 (25 ?c) k3 (100 ?c) k4 (100 ?c) n27 123 C 0,724 214 C 0,847 198 C 0,865 ec 35/17/10 core b66337
siemens matsushita components 533 coil former with solder tags material: gfr polyterephthalate (ul 94 v-0, insulation class to iec 60085: f max. operating temperature 155 ?c), color code black solderability: to iec 60068-2-20, test ta, method 1 (aging 3): 235 ?c, 2 s solder tags hot-tin dipped resistance to soldering heat: to iec 60068-2-20, test tb, method 1b: 350 ?c, 3,5 s winding: see page 158 also available without solder terminals sections a n mm 2 l n mm a r value mw terminals ordering code 1 97 53 18,8 11 B66272-C1001-T1 13 b66272-c1002-t1 hole arrangement view in mounting direction marking of pin 1 omitted in 11-pin version ec 35/17/10 accessories b66272
534 siemens matsushita components coil former with solder pins material: gfr polyterephthalate (ul 94 v-0, insulation class to iec 60085: f max. operating temperature 155 ?c), color code black solderability: to iec 60068-2-20, test ta, method 1 (aging 3): 235 ?c, 2 s resistance to soldering heat: to iec 60068-2-20, test tb, method 1b: 350 ?c, 3,5 s winding: see page 158 sections a n mm 2 l n mm a r value mw pins ordering code 1 97 53 18,8 13 b66272-j1013-t1 hole arrangement view in mounting direction mounting holes ? 1,6 +0,15 ec 35/17/10 accessories b66272
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