SF0137BA02305S ICST | Alldatasheet
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137.5 MHz Filter
Micro Networks, 324 Clark Street, Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.micronetworks.com Rev 1.0 6-June-02 Page 1 of 2 PERFORMANCE Horizontal: 0.5 MHz/div Vertical (from top): Magnitude 10 dB/div Magnitude 1 dB/div Group Delay 50 ns/div SPECIFICATION Parameter Min Typ Max Units Center Frequency (Fc) 1 137.5 MHz Insertion Loss at Fc 11 14 dB 1 dB Bandwidth 1.0 1.2 MHz 3 dB Bandwidth 1.46 MHz 40 dB Bandwidth 2.46 2.6 MHz Passband Amplitude Ripple 2 0.65 1.0 dB p-p Passband Phase Linearity 2 1.2 5 deg p-p Passband Group Delay Ripple 2 40 ns p-p Ultimate rejection (10 MHz – 127.5 MHz) and (147.5 MHz – 200 MHz) 40 43 dB Return Loss at Input and Output 2 3 18 dB Source and Load Impedance 50 Ω Operating Temperature Range 4 -40 23 +85 ° C Notes: 1. Fixed reference. All specified bandwidths are centered at this frequency. 2. Over the central 1 MHz bandwidth. 3. When matched using external components in MNC test fixture. 4. The above specification applies over the full operating temperature range.
Micro Networks, 324 Clark Street, Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.micronetworks.com Micro Networks 324 Clark Street Worcester, MA 01606. tel: 508-852-5400 fax: 508-852-8456 European Sales Office: Hertosingel 20 6214 AD Maastricht, Netherlands. tel: +31-43-32-70915 fax: +31-43-32-70715 www.micronetworks.com Page 2 of 2 PACKAGE OUTLINE Units: mm Pin Configuration: Input: 10 Output: 5 Ground: 1,2,3,4,6,7,8,9 MATCHING CIRCUIT Component values in 50 Ω: Ls1 = 128 nH Ls2 = 126 nH (Minimum Q = 45) Cp1 = 56 pF Cp2 = 56 pF Notes 1. 2% component tolerances are recommended 2. Required values can vary with board layout. Ls1 Ls2 Cp1 Cp2