page 1 ? 2010, kr electronics, inc. 2975, rev 0, july 8, 2009 kr electronics kr electronics part number 2975 is a 375 mhz elliptic type bandpass filter. the filter has a minimum 3 db bandwidth of 200 mhz. other center frequencies and bandwidths available. please consult the factory. general description kr electronics, inc. features ?? 375 mhz center frequency ?? 200 mhz min 3 db bandwidth ?? sharp transition to stopband ?? 50 ? source and load ?? 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 (10 db/div)
page 2 ? 2010, kr electronics, inc. 2975, rev 0, july 8, 2009 passband amplitude & group delay (1 db/div & 10 nsec/div) kr electronics typical performance kr electronics, inc. 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
page 3 ? 2010, kr electronics, inc. 2975, rev 0, july 8, 2009 kr electronics 2975 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 notes: 1. surface mount package, metal cover 2. dimensions in inches 3. max reflow temperature 209 c for 10 sec 4. if boards are cleaned after installation units must be completely dried 5. also available in metal case with sma connectors parameter specification filter type bandpass center frequency 375 mhz insertion loss < 1.5 db 3 db bandwidth 200 mhz min 65 db bandwidth 300 mhz max source and load 50 ?
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