Chequers Electronic (China) Limited SMD Ceramic Filter (Telecommunication) Product Name Part Number Package Type 4-Element SMD Ceramic Filter 4-Element SMD Ceramic Filter 6-Element SMD Ceramic Filter LTUPC LTUCG LTWC SMD Type SMD Type SMD Type Minimum Quantity* (Pieces) Bulk Tape 1,500 1,500 1,500 * The quantity of each delivery / order must be an integral multiple of the “Minimum Quantity” ● Dimension LTUPC LTUCG LTWC 11.6 7.0 3.0 6.0 5.0 Max. 7.5 8.4 Max. 1.5 2.0 7.2 6.6 7.5 Max. 7.5 Max. 4.0 2.0 4.0 0.9±0.1 3.0 1.5 ● 1.8 Tolerance:± ±0.3mm Unit: mm 5.5 Electrical Specifications of LTUPC and LTUCG Part No. LTUPC450D/455D LTUCG450D/455D LTUPC450E/455E LTUCG450E/455E LTUPC450F/455F LTUCG450F/455F LTUPC450G/455G LTUCG450G/455G Center Frequency (Center of 6dB Bandwidth) KHz Bandwidth 6dB 40dB KHz Min. KHz Max. Stop Band Att. ±100KHz dB Max. Insertion Loss at Min. Loss Point dB Max. dB Max. Input/output Impedance Ω Ripple fo±1.5 ±10.0 ±20.0 27.0 4.0 2.0 (±7KHz) 1500 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 - For other frequencies or specifications, please consult with our sales representatives for details. ● Electrical Specifications of LTWC Part No. LTWC450D/455D LTWC450E/455E LTWC450F/455F LTWC450G/455G Bandwidth Center Frequency (Center of 6dB 3dB 6dB 50dB Bandwidth) KHz KHz Min. KHz Min. KHz Max. fo±1.5 ±7.0 ±10.0 ±20.0 fo±1.5 ±5.5 ±7.5 ±15.0 fo±1.5 ±4.0 ±6.0 ±12.0 fo±1.5 ±3.0 ±4.5 ±10.0 Stop Band Att. ±100KHz dB Max. 50.0 50.0 47.0 47.0 Insertion Loss at Min. Loss Point dB Max. 4.0 4.0 6.0 6.0 Ripple Spurious Response (0.1~1.0MHz) dB Max. 2.0 (±7KHz) 2.0 (±5KHz) 2.0 (±4KHz) 2.0 (±3KHz) dB Max. 20.0 20.0 20.0 20.0 GDT Ripple Input/output Deviation Impedance µSec Max. 50 (±7KHz) 50 (±5KHz) 50 (±4KHz) 50 (±3KHz) Ω 1500 1500 1500 1500 - For other frequencies or specifications, please consult with our sales representatives for details. SMD ceramic filter.doc (06-18-02) N V0