KR Electronics, Inc. KR 2623 Bandpass Filter www.krfilters.com General Description KR 2623 is a 143 MHz surface mount bandpass filter. Other cen- Features ter frequencies and bandwidths available. Please consult the fac- • Surface Mount Package tory. • 50 Ω Source and Load Typical Performance Passband Amplitude & Group Delay Overall Response (1 dB/div & 10 nsec/div) (10 dB/div) 11 Aug 2005 14:45:33 CH1 CH2 S 21 S 21 log MAG delay 1 dB/ 10 ns/ 11 Aug 2005 14:49:36 REF 0 dB REF 50 ns CH1 PRm S 21 log MAG 10 dB/ REF 0 dB PRm Cor PRm Cor 2 1 CENTER 143.000 000 MHz KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2005, KR Electronics, Inc. SPAN 20.000 000 MHz CENTER 143.000 000 MHz SPAN 250.000 000 MHz Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 1 of 2 KR Electronics, Inc. www.krfilters.com KR 2623 Bandpass Specifications Parameter Specification Filter type Bandpass Center Frequency 143 MHz Insertion Loss < 6 dB (3 dB typical) Min 3 dB Bandwidth 14.3 MHz 50 Ω Source and Load Physical Dimensions Notes: 1. Surface mount package — Metal cover, open frame 2. Dimensions in inches 3. Use SN60 or SN63 solder during installation max reflow temperature is 205° C for 15 sec maximum 4. If boards are cleaned after installation, units must be completely dried to remove any entrapped moisture that will effect electrical performance KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2005, KR Electronics, Inc. Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 2 of 2