EURO QUARTZ CERAMIC FILTERS SMD Types LTUCG / LTUCS / LTWC 450/455kHz SMD Type 4 Element (LTUCG) SMD Type 4 Element (LTUCS) SMD Type 6 Element (LTWC) OUTLINES & DIMENSIONS ELECTRICAL SPECIFICATION OF LTUCG and LTUCS Part Number LTUCG455B LTUCS455B LTUCG455C LTUCS455C LTUCG455D LTUCS455D LTUCG455E LTUCS455E LTUCG455F LTUCS455F LTUCG455G LTUCS455G LTUCG455H LTUCS455H Centre Frequency 6dB Bandwidth Bandwidth 6dB Bandwidth 40dB Stop Band Att. ±1000kHz Insertion Loss at min. loss point Ripple Input/Output Impedance kHz kHz min. kHz max. dB max. dB max. dB max. Ω Fo±1.5 ±15.0 ±35.0 25.0 4.0 2.0 (±9kHz) 1000 Fo±1.5 ±12.5 ±28.0 25.0 4.0 2.0 (±8kHz) 1000 Fo±1.5 ±10.0 ±20.0 27.0 (LTUCG) 25.0 (LTUCS) 4.0 (LTUCG) 6.0 (LTUCS) 2.0 (±7kHz) 1500 (LTUCG) 1000(LTUCS) Fo±1.5 ±7.5 ±15.0 27.0 6.0 2.0 (±5kHz) 1500 Fo±1.5 ±6.0 ±12.5 27.0 6.0 2.0 (±4kHz) 1500 Fo±1.5 ±4.5 ±10.0 25.0 6.0 2.0 (±3kHz) 1500 Fo±1.5 ±3.0 ±9.0 25.0 6.0 2.0 (±2kHz) 1500 ELECTRICAL SPECIFICATION OF LTWC Part Number Centre Frequency 6dB Bandwidth kHz Bandwidth 3dB 6dB 50dB kHz min. kHz min. kHz max. Stop Band Att. ±1000kHz Insertion Loss at min. loss point Ripple Input/Output Impedance dB max. dB max. dB max. Ω LTWC455B Fo±1.5 ±10.0 ±15.0 ±35.0 45.0 6.0 3.0 (±10kHz) 1000 LTWC455C Fo±1.5 ±8.0 ±12.5 ±28.0 45.0 6.0 3.0 (±8kHz) 1000 LTWC455D Fo±1.5 ±7.0 ±10.0 ±20.0 50.0 4.0 3.0 (±7kHz) 1500 LTWC455E Fo±1.5 ±5.5 ±7.5 ±15.0 50.0 4.0 3.0 (±5kHz) 1500 LTWC455F Fo±1.5 ±4.0 ±6.0 ±12.0 47.0 6.0 3.0 (±4kHz) 1500 LTWC455G Fo±1.5 ±3.0 ±4.5 ±10.0 47.0 6.0 2.0 (±3kHz) 1500 LTWC455H Fo±1.5 ±2.0 ±3.0 ±9.5 47.0 6.0 2.0 (±2kHz) 1500 Other frequencies and specifications are available upon request Centre frequency 450kHz is also available. EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 [email protected] www.euroquartz.co.uk