(1/2) 001-03 / 20130901 / rf_bpf_dea252450bt-2037c1_en.fm ? all specifications are subject to change without notice. multilayer chip band pass filters for bluetooth & 2.4ghz w-lan dea series de a252450bt-2037c1 shapes and dimensions recommended pc board patterns land solder resist electrical characteristics ? ta:+25c item minimum value typical value maximum value center frequency [2450mhz] insertion loss [2400 to 2500mhz] (db) ? ? 3 return loss [2400 to 2500mhz] (db) 10 ? ? attenuation [880 to 915mhz] (db) 43 ? ? [1710 to 1990mhz] (db) 24 ? ? [2110 to 2170mhz] (db) 14 ? ? [2700mhz] (db) 25 ? ? [4800 to 5000mhz] (db) 25 ? temperature range operating (c) ?40 ? +85 storage (c) ?40 ? +85 conformity to rohs directive dimensions in mm 1in 2 out 3 gnd 4 gnd terminal functions top view bottom view 4 3 2 1 0.9 0.1 2.5 0.2 2 0.2 0.5 0.2 0.2 0.1 0.35 0.15 0.6 0.8 2.3 2.3 1.1 0.4 0.6 0.3 0.3 0.4 line width be designed to match 50 characteristic impedance depending on pcb material and thickness. dimensions in mm 2.0 1.9 0.6 0.3 0.6 1.4 0.55 0.3 land solder resist dimensions in mm ? conformity to rohs directive: this means that, in conformity with eu directive 2002/95/ ec, lead, cadmium, mercury, hexavalent c hromium, and specific bromine-based flame retar dants, pbb and pbde, have not been used, except for exempted applications.
(2/2) 001-03 / 20130901 / rf_bpf_dea252450bt-2037c1_en.fm ? all specifications are subject to change without notice. frequency characteristics insertion loss return loss attenuation vswr 10 6 7 8 9 5 2000 3000 2500 2600 2700 2800 2900 2200 2300 2400 2100 4 3 2 1 0 insertion loss ( db ) frequency ( mhz ) 1: 2400.0mhz 1.682db 2: 2500.0mhz 2.155db 1 2 50 45 30 25 40 35 2000 3000 2800 2400 2600 2200 20 15 10 5 0 return loss ( db ) frequency ( mhz ) 1: 2410.0mhz 17.62db 2: 2502.0mhz 22.55db 1 2 80 10 20 30 40 50 60 70 500 6000 4000 4500 5500 5000 2000 2500 3000 1500 3500 1000 0 attenuation ( db ) frequency ( mhz ) 1: 880.0mhz 51.04db 2: 1710.0mhz 39.30db 3: 1990.0mhz 30.81db 4: 2170.0mhz 19.64db 5: 2700.0mhz 28.86db 6: 4800.0mhz 37.95db 1 2 3 4 5 6 1: 2410.0mhz 1.251db 2: 2502.0mhz 1.148db ?0.2 0.2 0.4 0.6 0.8 1 0 1 ?0.4 ?0.6 ?0.8 ?1 jv u 0 ?1
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