page 1 ? 2017 kr electronics, inc. 3310-277.5+, rev 0 kr electronics, inc. kr electronics part number 3310-277.5+ is a 277.5 mhz band- pass filter. the filter has a minimum 1 db bandwidth of 45 mhz. other center frequencies and bandwidths are available. please consult the factory. general description kr electronics, inc. features ?? 277.5 mhz bandpass filter ?? 1 db bw 45 mhz min, 53 mhz typ ?? 25 db bw 85 mhz max, 78 mhz typ ?? selective elliptic response ?? 50 ? source and load ?? other frequencies available ?? surface mount ?? also available with sma connectors typical performance www.krfilters.com kr electronics, inc. 91 avenel street avenel, nj 07001 www.krfilters.com sales@krfilters.com (732) 636-1900 (732) 636-1982 web email phone fax overall response (5 db/div)
page 2 ? 2017 kr electronics, inc. 3310-277.5+, rev 0 kr electronics, inc. 91 avenel street avenel, nj 07001 www.krfilters.com sales@krfilters.com (732) 636-1900 (732) 636-1982 web email phone fax passband amplitude & return loss (1 db/div & 5 db/div) kr electronics 3310-277.5+ kr electronics, inc. www.krfilters.com overall response (10 db/div)
page 3 ? 2017 kr electronics, inc. 3310-277.5+, rev 0 kr electronics 3310-277.5+ kr electronics, inc. physical dimensions specifications www.krfilters.com kr electronics, inc. 91 avenel street avenel, nj 07001 www.krfilters.com sales@krfilters.com (732) 636-1900 (732) 636-1982 web email phone fax parameter specification notes filter type bandpass center frequency 277.5 mhz insertion loss at fc 2 dba max 1 dba typical 1 dbc bandwidth 45 mhz min 57 mhz typical 3 dbc bandwidth 68 mhz typical 25 dbc bandwidth 85 mhz max 81 mhz typical 30 dbc bandwidth 83 mhz typical source and load 50 ? notes: 1. surface mount package 2. dimensions in inches 3. max reflow temperature 230 c for 10 sec 4. if boards are cleaned after installation units must be completely dried
|
