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| KR Electronics, Inc. KR Electronics General Description www.krfilters.com KR 2643 is a 49 MHz bandpass filters with a minimum 3 dB bandwidth of 10 MHz. Other passband frequencies are available. Also available in a surface mount package. Please consult the factory. Features * 49 MHz Bandpass * 10 MHz Bandwidth * High Stopband Attenuation * 50 Source and Load * Surface Mount Package Typical Performance Passband Amplitude & Group Delay (1 dB/div and 20 nsec/div) Overall Response (10 dB/div) 13 Jan 2006 09:54:18 CH1 CH2 PRm PRm S 21 S 21 log MAG delay 1 dB/ 20 ns/ REF 0 dB REF 80 ns 13 Jan 2006 09:51:02 CH1 S 21 log MAG 10 dB/ REF 0 dB Cor Cor 1 2 PRm Cor CENTER 49.000 000 MHz SPAN 10.000 000 MHz CENTER 49.000 000 MHz SPAN 80.000 000 MHz KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 (c) 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 2643 Bandpass Specifications Parameter Filter type Center Frequency Insertion Loss 3 dB Bandwidth Attenuation at 39 MHz Attenuation at 59 MHz Source & Load Specification Bandpass 49 MHz < 3 dB (< 1.5 dB Typical) > 10 MHz > 50 dB > 50 dB 50 www.krfilters.com Physical Dimensions Notes: 1. Surface mount package -- Metal cover (can also be supplied in an package with SMA Connectors) 2. Dimensions in inches 3. Use SN60 or SN63 solder during installation. Maximum reflow temperature is 209 C for 15 sec maximum. 4. If boards are cleaned after installation, units must be completely dried to remove any entrapped moisture. KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 (c) 2006, KR Electronics, Inc. Web Email Phone Fax www.krfilters.com sales@krfilters.com (732) 636-1900 (732) 636-1982 Page 2 |
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