LTF1608L Series MULTILAYER CERAMIC LOWPASS FILTER DESCRIPTION TOKO’s LTF1608L Series is a multilayer ceramic lowpass filter designed for a variety of wireless applications. TOKO’s proprietary material and filter design expertise provide for excellent performance and exceptional reliability in this economical and compact integrated ceramic structure. FEATURES DIMENSIONS Miniature footprint: 1.6 x 0.8mm Low profile: 0.9 mm max. Integrated ceramic structure Operating temperature: - 55°C to + 125°C Reflow solderable 3 4 GND GND 2 5 IN OUT 1 6 GND GND Units: mm ELECTRICAL SPECIFICATIONS TOKO Part Number Fo (MHz) BW (MHz) Insertion Loss (dB) max. Ripple (dB) max. LTF1608L-FR80L LTF1608L-FR90L LTF1608L-FPR90H LTF1608L-F1R7L LTF1608L-FP1R7H LTF1608L-F1R8L LTF1608L-FP1R8H LTF1608L-F2R4L LTF1608L-FP2R4H 836.5 897.5 897.5 1747.5 1747.5 1880.0 1880.0 2450.0 2450.0 ± 12.5 ± 17.5 ± 17.5 ± 37.5 ± 37.5 ± 30.0 ± 30.0 ± 50.0 ± 50.0 0.45 0.45 0.50 0.45 0.50 0.45 0.50 0.45 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 0.50 Return Loss (dB) min. 14 14 14 14 14 14 14 14 14 January 2002 2002 TOKO America, Inc. All Rights Reserved Printed in USA Attenuation at 2x[Fo ± BW] (dB) min. Attenuation at 3x[Fo ± BW] (dB) min. Imp. (Ω) 25 25 35 25 35 25 35 25 35 18 18 25 18 25 18 25 18 25 50 50 50 50 50 50 50 50 50 1 CF-225-LTF1608L LTF1608L Series MULTILAYER CERAMIC LOWPASS FILTER EQUIVALENT CIRCUITS LTF1608L-F Series L INPUT OUTPUT C LTF1608L-FP Series C L L INPUT OUTPUT C C C TYPICAL CHARACTERISTICS LTF1608L-FR80L January 2002 2002 TOKO America, Inc. All Rights Reserved Printed in USA 2 CF-225-LTF1608L LTF1608L Series MULTILAYER CERAMIC LOWPASS FILTER TYPICAL CHARACTERISTICS LTF1608L-FR90L LTF1608L-FPR90H January 2002 2002 TOKO America, Inc. All Rights Reserved Printed in USA 3 CF-225-LTF1608L LTF1608L Series MULTILAYER CERAMIC LOWPASS FILTER TYPICAL CHARACTERISTICS LTF1608L-F1R7L LTF1608L-FP1R7H January 2002 2002 TOKO America, Inc. All Rights Reserved Printed in USA 4 CF-225-LTF1608L LTF1608L Series MULTILAYER CERAMIC LOWPASS FILTER TYPICAL CHARACTERISTICS LTF1608L-F1R8L LTF1608L-FP1R8H January 2002 2002 TOKO America, Inc. All Rights Reserved Printed in USA 5 CF-225-LTF1608L LTF1608L Series MULTILAYER CERAMIC LOWPASS FILTER TYPICAL CHARACTERISTICS LTF1608L-F2R4L LTF1608L-FP2R4H The information furnished by TOKO, Inc., is believed to be accurate and reliable. However, TOKO reserves the right to make changes or improvements in the design, specification, or manufacture of its products without further notice. TOKO does not assume any liability arising from the application or use of any product or circuit described herein, nor for infringements of patents or other rights of third parties which may result from the use of its products. No license is granted by implication or otherwise under any patent or patent rights of TOKO, Inc. TOKO America, Inc. 1250 Feehanville Drive, Mt. Prospect, IL 60056 Tel: 800-PIK-TOKO or 847-297-0070 Fax: 847-699-7864 Web: http:// www.tokoam.com January 2002 2002 TOKO America, Inc. All Rights Reserved Printed in USA 6 CF-225-LTF1608L