2657

KR Electronics, Inc. KR Electronics 2657 Bandpass Filter General Description KR 2657 is a 70 MHz surface mount bandpass filter. Other center frequencies and bandwidths available. Please consult the factory. www.krfilters.com Features • 70 MHz Center Frequency • 3 dB Bandwidth, 5 MHz min • Surface Mount Package • 50 Ω Source and Load Typical Performance Passband Amplitude & Group Delay (1 dB/div and 20 nsec/div) 13 Mar 2006 10:16:28 CH1 CH2 S31 S31 LOG DEL 1 dB/ 20 ns/ REF 0 dB REF 160 ns CH1 S31 LOG 10 dB/ Overall Response (10 dB/div) 13 Mar 2006 10:17:35 REF 0 dB Cor Cor Smo Cor CENTER 70 . 000 000 MHz SPAN 5 . 000 000 MHz CENTER 70 . 000 000 MHz SPAN 100 . 000 000 MHz KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2006, KR Electronics, Inc. Web Email Phone Fax www.krfilters.com sales@krfilters.com (732) 636-1900 (732) 636-1982 Page 1 KR Electronics, Inc. KR Electronics 2657 Bandpass Specifications Parameter Filter type Center Frequency Insertion Loss 3 dB Bandwidth 10 dB Bandwidth 40 dB Bandwidth 60 dB Bandwidth Source and Load 30 MHz max 50 Ω Specification Bandpass 70 MHz < 5 dB 5 MHz min 11 MHz max 3.4 dB 6.2 MHz 8.0 MHz 15.5 MHz 24.0 MHz Typical www.krfilters.com Physical Dimensions MAX Notes: 1. Surface mount package — Metal cover (can also be supplied in an package with SMA Connectors) 2. Dimensions in inches 3. Maximum reflow temperature is 209° C for 15 sec maximum. 4. If boards are cleaned after installation, dry units completely. KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2006, KR Electronics, Inc. Web Email Phone Fax www.krfilters.com sales@krfilters.com (732) 636-1900 (732) 636-1982 Page 2