design and specifications are each subject to change without no tice. ask factory for the current technical specifications befo re purchase and/or use. shoud a safety concern arise regarding this product, please be sure to contact us immediately. type : part no : ehf _ _ _ _ _ _ _ balun rf devices features ultra- m i n i atu r iz ed , th i n ty p e (1 .6 0. 8 t 0. 65) m u l t i pl e frequency r a nges avai labl e (300 m h z t o 4 0 0 0 m h z) balan c ed / unb a lan c ed c o nvert er im p e dance m a t c hi ng (5 0
/5 0
, 50
/1 0 0
, 50
/200
) re comme n ded applic at i ons dual m ode por t a bl e tel e phone di gi t a l p o rt abl e tel e phone phs mo bile co mm u n icatio n system equival e nt circuit typi cal charact eristics ite m s part no. di m e nsion no. fr eque ncy ( m hz) insertion loss (db) di fference of p h ase (de g ) im pedan c e (
) circu it d i ag ra m fd 1622 fd 1620 fd 1629 fd 1617 fd 1618 fd 1619 1bd 0380 1bd 0800 1bg 0836 1bg 1800 2bd 1800 2bd 1900 2bd 2060 824 to 894 880 to 960 1700 to 2000 380 to 430 880 to 960 1700 to 2000 380 to 430 824 to 894 824 to 894 1700 to 1910 1700 to 1910 1800 to 2000 1920 to 2170 1. 0 ma x . 2. 0 ma x . 1. 0 ma x . 1. 0 ma x . 1. 0 ma x . 0. 8 ma x . 2. 0 ma x . 2. 0 ma x . 0. 8 ma x . 0. 8 ma x . 1. 0 ma x . 1. 0 ma x . 1. 0 ma x . 180 ? 15 180 ? 15 180 ? 10 180 ? 10 180 ? 15 180 ? 15 180 ? 15 180 ? 15 180 ? 10 180 ? 10 180 ? 15 180 ? 15 180 ? 15 50 / 200 50 / 200 50 / 50 50 / 200 50 / 50 50 / 50 50 / 50 50 / 50 50 / 200 50 / 200 50 / 50 50 / 50 50 / 50 fi g. 1 f i g . 1 fi g. 2 f i g . 1 fi g. 2 f i g . 2 fi g. 3 f i g . 3 fi g. 3 f i g . 3 fi g. 3 f i g . 3 fi g. 3 t 2 t 2 t 2 t 4 t 4 t 4 t 5 t 5 t 5 t 5 t 3 t 3 t 3 2bd 2450 2be 0920 2be 1600 2be 1800 2be 1900 2be 2060 2be 2450 2be 3635 2bg 1800 2bg 2060 2bg 2450 4bd 2450 4be 5250 2400 to 2500 880 to 960 1520 to 1720 1700 to 1910 1800 to 2000 1920 to 2170 2400 to 2500 3400 to 4000 1700 to 1910 1920 to 2170 2400 to 2500 2400 to 2500 5150 to 5350 1. 0 ma x . 1. 0 ma x . 1. 0 ma x . 1. 0 ma x . 1. 0 ma x . 1. 0 ma x . 1. 0 ma x . 1. 0 ma x . 1. 0 ma x . 1. 0 ma x . 1. 0 ma x . 1. 0 ma x . 1. 2 ma x . 180 ? 15 180 ? 15 180 ? 15 180 ? 15 180 ? 15 180 ? 15 180 ? 15 180 ? 20 180 ? 15 180 ? 15 180 ? 15 180 ? 15 180 ? 15 50 / 50 50 / 100 50 / 100 50 / 100 50 / 100 50 / 100 50 / 100 50 / 100 50 / 200 50 /200 50 / 200 50 / 50 50 / 100 fi g. 3 f i g . 3 fi g. 3 f i g . 3 fi g. 3 f i g . 3 fi g. 3 f i g . 3 fi g. 3 f i g . 3 fi g. 3 f i g . 3 fi g. 3 t 3 t 3 t 3 t 3 t 3 t 3 t 3 t 3 t 3 t 3 t 3 t 1 t 1 ite m s part no. di m e nsion no. fr eque ncy ( m hz) i s olation l o ss ( d b) di fference of p h ase (de g ) im pedan c e (
) circu it d i ag ra m note: e m i t s ehf . di mensions in mm not to scale t 1 t 2 t 3 t 4 t 5 0.65 ? 0.1 1.6 ? 0.2 3.2 ? 0.2 1.05 ? 0.1 1.6 ? 0.1 3.2 ? 0.1 0.65 ? 0.1 1.6 ? 0.2 1.6 ? 0.2 0.95 ? 0.1 1.25 ? 0.1 2.0 ? 0.1 0.8 ? 0.1 1.6 ? 0.1 0.65 ? 0.1 mar. 200 5
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