saw bandpass filter F4912 part no. F4912 features z rf bandpass filter for cdma450 f-band rx. part z usable bandwidth 5mhz (489.0 mhz ~ 494.0 mhz) z high attenuation z no matching 50 single-ended operation z ceramic surface mounted device package ( 3.8 mm 3.8 mm ) z rohs compliant 0.44 0.44 3.800.15 3.800.15 1.400.15 1.000.15 1.900.15 0.640.05 1.270.05 1 2 3 6 6 5 1 2 3 5 4 4 package dimensions itf 4912 4c5 dimensions shown are nominal in millimeters pin configurations 2 input 5 output 1, 3, 4, 6 case ground body : al 2 o 3 ceramic lid : kovar, ni plated terminations : au plating 0.3 ~ 1. 0 um, over a 1.27 ~ 8.89 um ni plating maximum ratings parameters unit minimum typical maximum operating temperature range c -30 25 85 storage temperature range c -40 - 85 power handling capability dbm - - electrostatics sensitive device ( esd) rev. date 2006-06-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nr4014-as02 1/7
saw bandpass filter F4912 part no. F4912 specifications minimum typical maximum unit center frequency ( fc ) - 491.5 - mhz insertion loss (in fc +/- 2.5 mhz) - 2.6 3.5 db amplitude ripple (in fc +/- 2.5 mhz) - 0.8 1.5 db vswr (in fc +/- 2.5 mhz) - 1.5 2.0 45 45 25 45 relative attenuation 0.3 mhz ~ 450.0 mhz 479.0 mhz ~ 484.0 mhz 507.5 mhz ~ 520.0 mhz 520.0 mhz ~ 1600 mhz 1600 mhz ~ 2000 mhz 40 50 52 30 50 35 - - - - - db temperature range (operational) -30 25 85 input rf power (in fc +/- 2.5 mhz) dbm input/output impedance 50 ohms notes : 1) all specifications are based on th e matching schematic shown below, measur ed by agilent network analyzer and full 2 port calibration. 2) electrical margin has been built into the design to accoun t for the variations due to temperature drift and manufacturing tolerances rev. date 2006-06-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nr4014-as02 2/7
saw bandpass filter F4912 part no. F4912 matching schematic ( actual matching values may vary due to pcb layout and parasitics ) input 50 output 50 marking configuration 1) itf 2) 4912 3) 4c5 4) 1) pad number 1 index 2) manufacturer name 3) marking number 4) lot number * ink or laser marking available rev. date 2006-06-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nr4014-as02 3/7
saw bandpass filter F4912 part no. F4912 typical performance ( at 25 ) ch1 s21 log 10 db/ ref 0 db center 491 . 500 000 mhz span 100 . 000 000 mhz cor 1 sep 2004 16:45:27 1 2 3 4 5 5 : -2 . 5353 db 491 . 500 000 mhz ch1 markers 1 : -52 . 660 db 479 . 000 mhz 2 : -52 . 695 db 484 . 000 mhz 3 : -2 . 7483 db 489 . 000 mhz 4 : -2 . 4936 db 494 . 000 mhz ch1 s21 log 10 db/ ref 0 db start . 030 000 mhz stop 2 000 . 000 000 mhz cor 1 sep 2004 16:48:16 1 1 : -3 . 0974 db 491 . 500 000 mhz rev. date 2006-06-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nr4014-as02 4/7
saw bandpass filter F4912 part no. F4912 input / output vswr charts rev. date 2006-06-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nr4014-as02 5/7 ch1 s11 swr 1 / ref 1 center 491 . 500 000 mhz span 100 . 000 000 mhz 1 sep 2004 16:45:50 cor 1 2 3 4 5 5 : 1 . 1159 491 . 500 000 mhz ch1 markers 1 : 15 . 138 479 . 000 mhz 2 : 15 . 361 484 . 000 mhz 3 : 1 . 2600 489 . 000 mhz 4 : 1 . 1804 494 . 000 mhz ch1 s22 swr 1 / ref 1 center 491 . 500 000 mhz span 100 . 000 000 mhz cor 1 sep 2004 16:46:08 1 2 3 4 5 5 : 1 . 2003 491 . 500 000 mhz ch1 markers 1 : 16 . 287 479 . 000 mhz 2 : 17 . 477 484 . 000 mhz 3 : 1 . 2785 489 . 000 mhz 4 : 1 . 3049 494 . 000 mhz input / output smith charts ch1 s11 1 u fs center 491 . 500 000 mhz span 100 . 000 000 mhz 1 sep 2004 16:45:43 cor 1 2 3 4 5 5 : 46 . 041 -3 . 5820 90 . 400 pf 491 . 500 000 mhz ch1 markers 1 : 3 . 2856 -714 . 11 m 479 . 000 mhz 2 : 3 . 8301 21 . 347 484 . 000 mhz 3 : 48 . 975 11 . 350 489 . 000 mhz 4 : 55 . 170 6 . 8359 494 . 000 mhz ch1 s22 1 u fs center 491 . 500 000 mhz span 100 . 000 000 mhz cor 1 sep 2004 16:46:00 1 2 3 4 5 5 : 43 . 475 5 . 4375 1 . 7607 nh 491 . 500 000 mhz ch1 markers 1 : 3 . 0697 -1 . 1935 479 . 000 mhz 2 : 3 . 1660 16 . 037 484 . 000 mhz 3 : 48 . 318 11 . 994 489 . 000 mhz 4 : 60 . 725 10 . 098 494 . 000 mhz
saw bandpass filter F4912 part no. F4912 packing specification 1. reeling quantity : 3000 pcs / 13? reel ( or 1000 pcs / 7? reel ) 2. taping structure : the tape shall be wound ar ound the reel in the direction shown below. reel top cover tape carrier tape tape specification 1. leader part and vacant position specification end start tape running direction vacant 150mm min. component contained vacant 150mm min. leader part 250mm min. 2. tensile strength of carrier tape 4.4n/mm width 0~15 degree top cover tape direction of pull carrier tape 3. top cover tape adhesion 1) pull off angle : 0~15 2) speed : 300mm/min 3) force : 20~70g rev. date 2006-06-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nr4014-as02 6/7
saw bandpass filter F4912 part no. F4912 carrier tape dimensions [unit : mm] a 4.30 0.1 b 4.30 0.1 c 7.25 0.1 d 1.70 0.1 e 12.00 0.1 f 8.00 0.1 rev. date 2006-06-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nr4014-as02 7/7 part direction tape running direction reel dimensions [unit : mm]
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