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253.9 MHz Bandpass Filter 3 dB Bandwidth 30 MHz 50 Source and Load Surface Mount Package SMA Connectors Also Available 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 © 2017, KR Electronics, Inc. 3358-254-50+, Rev 0 Passband Amplitude & Return Loss (1 dB/div & 5 dB/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 © 2017, KR Electronics, Inc. 3358-254-50+, Rev 0 KR Electronics 3239-254-50+ 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 Insertion Loss (at Fc) 6 dBa max 3.5 dBa typical 3 dBc Bandwidth 30 MHz ± 3 MHz 40 dB Bandwidth 63 MHz max 53 MHz typical 60 dB Bandwidth 74 MHz typical Source & Load Impedance 50 RoHS Yes Center Frequency (Fc) 253.9 MHz 1 dBc Bandwidth 22 MHz typical Notes: 1. Surface mount package — Metal cover open frame 2. Dimensions in inches 3. Maximum reflow temperature is 230° C for 10 sec maximum. 4. If boards are cleaned after installation, units must be completely dried.