LTF2012D

LTF2012D Series MULTILAYER CERAMIC DIPLEXER DESCRIPTION TOKO’s LTF2012D is a multilayer ceramic diplexer for dual band mobile communication systems. It has low passband loss in both high and low bands. TOKO’s proprietary ceramic multilayer material and process is utilized for excellent performance and exceptional reliability. Specific parts have been designed for common dual band systems, such as AMPS-PCS and GSMDCS. FEATURES Miniature footprint: 2.0 x 1.2mm Low profile: 1.0mm max. Integrated ceramic structure Operating temperature: - 55°C to + 125°C Reflow solderable DIMENSIONS 3 4 GND OU T 2 2 5 IN GND 1 6 GND OU T 1 Units: mm ELECTRICAL SPECIFICATIONS TOKO Part Number Frequency Range Attenuation @ Low Band (dB) Attenuation @ High Band (dB) Passband Return Loss (dB) Impedance LTF2012D-F17S OUT1 (AMPS) 824-894 MHz 0.45 max. 20.0 min. 12.0 min. 50 Ω OUT2 (PCS) 1850-1990 MHz 19.0 min. 0.5 max. 12.0 min. 50 Ω LTF2012D-F25S OUT1 (GSM) 880-960 MHz 0.5 max. 16.0 min. 12.0 min. 50 Ω OUT2 (DCS) 1710-1880 MHz 20.0 min. 0.55 max. 12.0 min. 50 Ω April 2003  2003 TOKO America, Inc. All Rights Reserved Printed in USA CF-210-LTF2012D 1 LTF2012D Series MULTILAYER CERAMIC DIPLEXER TYPICAL CHARACTERISTICS LTF2012D-F17S Attenuation at AMPS Attenuation at PCS LTF2012D-F25S Attenuation at EGSM Attenuation at DCS 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 April 2003  2003 TOKO America, Inc. All Rights Reserved Printed in USA CF-210-LTF2012D 2