LPB450J

EURO QUARTZ LPB-J CERAMIC FILTERS AM use - 2 Element SPECIFICATION 2.6 1 2 3 9.0 2.5 2.5 Connections 1 Input 2 Ground 3 Output 5.0 3.5 Outline and Dimensions ELECTRICAL CHARACTERISTICS Part Number Centre Frequency (fo) 450±2.0kHz 3dB Bandwidth Selectivity (±9kHz off) Insertion Loss (dB) max. LPB 450J 5.5±1.5kHz 17dB min. (23) 6dB max. (3) TEST CIRCUIT 1 R1 RG 3 ( ) = typical values E1 SSG 2 R2 E2 RF R1+RG=R2=3.0kOhm Insertion Loss = 2xlog(E1/2E2) Recommended IFT Specifications Item 3 2 1 4 5 7mm x 7mm IFT 12 23 46 5mm x 5mm IFT 12 23 46 85T 67T 90 180pF 23T 84T 98T 65 180pF 33T Unloaded Qu Tuning Capacity EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE Tel: +44(0)1460 230000 Fax: +44(0)1460 230001 Email: sales@euroquartz.co.uk www.euroquartz.co.uk