2381

KR Electronics, Inc. KR Series 2381 Lowpass Filter General Description KR Series 2381 are high performance lowpass filters with group delay equalization. The filters can be supplied with or without Sin(x)/x correction. Passbands can be specified from 10 MHz to 50 MHz. The filters are available in a small SIP package. www.krfilters.com Features • High performance lowpass • Passbands from 10 to 50 MHz • Group delay equalization • Sin(x)/x correction available • Small SIP Package Typical Performance Passband Response & Group Delay fc=30 MHz (0.2 dB/div & 3 nsec/div) 100 KHz to 30 MHz 30.000 000 MHz Overall Response fc=30 MHz (10 dB/div) 100 KHz to 100 MHz 0.000 000 MHz REF=1 0.2 dB/div 1 1 10 dB/DIV 2_:-43.318 dB 13.5 MHz 27.000 000 MHz 2 3 nsec/div 1 2 100 KHz 30 MHz 100 KHz 100 MHz Figure 1 Figure 2 KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2001, 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 Series 2381 Lowpass Filter Specifications Parameter Filter type Insertion Loss Specification Lowpass < 1 dB Consult factory if Sin(x)/x Correction is included 10 MHz to 50 MHz < 0.2 dB 1.45 x fc Consult Factory Available 75 Ω www.krfilters.com End of Passband fc Passband Ripple > 40 dB Attenuation Group Delay Ripple to 0.9 x fc Sin(x)/x Correction Source and Load User Specified User Specified Consult Factory for other Physical Dimensions Pin 1 is Input Pin 11 is Output Pins 2 thru 10 are Ground All dimensions in inches KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2001, KR Electronics, Inc. Web Email Phone Fax www.krfilters.com sales@krfilters.com (732) 636-1900 (732) 636-1982 Page 2