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300 MHz Bandpass Filter 315 MHz min 3 dB Bandwidth 40 dB min Rejection at 500 MHz 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 © 2013, KR Electronics, Inc. 3112, Rev 0, July 15, 2013 Passband Amplitude & Group Delay (1 dB/div & 10 nsec/div) KR Electronics, Inc. Typical Performance KR Electronics, Inc. www.krfilters.com KR Electronics, Inc. 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 3 © 2013, KR Electronics, Inc. 3112, Rev 0, July 15, 2013 KR Electronics, Inc. 3112 KR Electronics, Inc. Physical Dimensions Specifications www.krfilters.com KR Electronics, Inc. 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 300 MHz Insertion Loss at 375 MHz 1 dB max 0.5 dB typical 3 dB Bandwidth 315 MHz min Rejection at 50 MHz 40 dB min Rejection at 500 MHz to 1000 MHz 40 dB min Source and Load 50 Notes: 1. Surface mount package — Metal cover 2. Dimensions in inches 3. Maximum reflow temperature is 230° C for 10 sec maximum. 4. If boards are cleaned after installation, dry units completely.