SF0122BA03286S SAW Filter 121.5 MHz SAW Bandpass Filter, 25 kHz Bandwidth • 7 x 5 mm Ceramic LCC, 10 Pads • RoHS Compliant These filters are manufactured on quartz, which provides optimal temperature performance and are available from 80 -1600 MHz. This TCRF is designed for narrowband IF filtering such as in satellite transponders, directional finders and anti-jam modems. Other packaging styles are available for more rugged environments and applications. Standard part numbers as well as custom solutions are available. Please contact sales for more information. TYPICAL PERFORMANCE Center = 121.5 MHz, 0.4 MHz/div (2.5 kHz incr) 8/2012 SPECIFICATION Parameter Min Typ Max Units Center Frequency, (Fc) 1 Minimum Insertion Loss 1 dB Bandwidth 2 Lower 1 dB Frequency Upper 1 dB Frequency Lower 15 dB Frequency 2 Upper 15 dB Frequency 2 Lower 40 dB Frequency 2 Upper 40 dB Frequency 2 Amplitude Ripple (Fc +/- 13 kHz) Relative Attenuation (121.1 - 121.3 MHz) 2 Relative Attenuation (121.7 - 121.9 MHz) 2 Relative Attenuation (119.5 - 121.1 MHz) 2 Relative Attenuation (121.9 - 123.5 MHz) 2 Attenuation at Fc ± 1.5 MHz 2 Attenuation at Fc ± 4.5 MHz 2 Source and Load Impedance Ambient Temperature 25 121.513 121.3 121.1 15 15 40 40 40 40 121.5 2.8 57 121.468 121.526 121.44 121.55 121.35 121.63 0.5 47 48 53 50 48 48 50 25 3.5 121.487 121.7 121.9 1 - MHz dB kHz MHz MHz MHz MHz MHz MHz dB p-p dB dB dB dB Notes: dB dB ohms °C 1. Reference frequency. Computed as mean of the 3 dB frequencies. 2. All dB values are referenced to the insertion loss value. MAXIMUM RATINGS Parameter Min Max Units Storage Temperature Range Operating Temperature Range Input Power Level -55 -55 - 85 85 +25 °C °C dBm MATCHING CIRCUIT Notes: • Recommend ± 2% toleranced components; typical inductor Q~20 to 40. • Values shown are for reference only and may change depending on board layout. 8/2012 PACKAGE OUTLINE Units: mm Tolerances are ± 0.15 mm except where indicated. Pad Configuration: Input: 9 Output: 4 Ground: All other pads Package Material: Body: Al2O3 ceramic Lid: Kovar, Ni plated Terminations: Au plating 1 µm min, over a 1.3 - 8.9 µm Ni plating +1 888.553.7531 apitech.com/microwave +1 855.294.3800 www.apitech.com 8/2012