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| all specifications are subject to change without notice. (4/4) 001-01 / 20020221 / e7711_cu.fm rf components cu series cu405 type isolators for cellular phone cu405 type applications for matching of amplifier of phs base station. shapes and dimensions recommended pc board pattern reflow soldering input and output terminal positions and signal directions electrical characteristics ? 1 please specify signal output/input direction a or b. ? 2 center frequency (mhz) temperature range: 25 to +85 c the case should be kept below 100 c during operation. other frequencies are available on your request. typical frequency characteristics (cu405a1f-1906.5-8c) normal temperature [+23c] 2.45+0.05, 0.1 0.2 1 1.5 2.9 weight:0.46g dimensions in mm tolerance: 0.2 6.2 1.4 3-r0.25 through-hole i/o 7.1 7.3 in/out gnd in/out gnd in/out 2-r0.35 through-hole 4.75 1.05 in/out in/out 5.6 8.4min. ( 1.8 ) 1min. 1min. ( 1.4 )( 1.4 ) 1min. 1min. 2.5 2.7 ( 1.2 ) ( 1.4 ) 1min. 1min. 4min. gnd dimensions in mm in/out port 1 gnd port 2 gnd top view b direction b port3 port3 port 2 gnd port 1 gnd top view a direction a system frequency range (mhz) center frequency (mhz) isolation (db) insertion loss (db) vswr[z 0 =50 ? ] maximum handling power (w) part no. min. max. max. phs 1893 to 1920 1906.5 15 0.6 1.5 2.5 cu405_ ? 1 1f-1906.5 ? 2 -8c 1800 1840 1880 1920 1960 2000 0 10 20 30 40 50 1.8 1.6 1.4 1.2 1 2 1.5 1 0.5 0 vswr isolation ( db ) insertion loss ( db ) frequency ( mhz ) insertion loss 1-2 isolation 2-1 vswr 2 vswr 1
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