2740

KR Electronics, Inc. KR Electronics General Description KR 2740 is a 44 MHz lowpass filter. The passband is flat within 0.5 dB to 44 MHz. Stopband attenuation is 60 dB by 60 MHz. Other frequencies are available. Please consult the factory. www.krfilters.com Features • 44 MHz Lowpass • 60 dB Stopband by 60 MHz • Surface Mount • 50 Ω Source and Load Typical Performance Passband Amplitude & Group Delay (0.5 dB/div & 10 nsec/div) 31 Oct 2006 17:32:08 CH1 CH2 PRm Cor 1 S 21 S 21 log MAG delay .5 dB/ 10 ns/ REF 0 dB REF 0 s Overall Response (10 dB/div) 31 Oct 2006 17:26:50 CH1 S 21 log MAG 10 dB/ REF 0 dB PRm Cor 2 PRm Cor START .100 000 MHz STOP 44.000 000 MHz CH1 START .100 000 MHz STOP 120.000 000 MHz KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 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 Electronics 2740 Lowpass Specifications Parameter Filter type End of Passband (0.5 dB) Insertion Loss Start of Stopband (60 dB) Source and Load Specification Lowpass 44 MHz < 1.5 dB 60 MHz 50 Ω 1 dB Typical www.krfilters.com Physical Dimensions Notes: 1. Dimensions in inches 2. Maximum reflow temperature is 209°C for 10 seconds max KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2006, KR Electronics, Inc. Web Email Phone Fax www.krfilters.com sales@krfilters.com (732) 636-1900 (732) 636-1982 Page 2