Ceramic DUPLEXER IDD18520 1855 MHz / 1760 MHz Features Ceramic Duplexer Usable bandwidth 10 MHz each Rx. And Tx. band No matching / Antenna & Transmitter & Receiver Impedance 50Ω Surface Mounted Module Package ( 17mm × 8.5mm × 5.2mm ) Package Dimension T O P V IE W B O T T O M V IE W 2 .7 0 1 7 .0 0 2 .8 0 2 .8 0 2 .7 0 8 .5 0 R F D e v ic e s ,In c 6 .0 0 PART NO. R M D 4 I1 8 5 5 B 1 7 6 0 B 1 0 P C 8 .5 0 3 .5 0 F R O N T V IE W I/O P O R T GROUND 5 .2 M A X . T O L E R A N C E : ± 0 .2 0 U N IT : m m Pin Configuration Description Function RX (1755 ~ 1765MHz) RECEIVER ANT ANTENNA TX (1850 ~ 1860MHz) TRANSMITTER Maximum Ratings Parameter Unit Minimum Typical Maximum Operating Temperature Range °C -40 25 +85 Storage Temperature Range °C -40 - +85 Electrostatics Sensitive Device (ESD) I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. IDD18520 Rev. Date 2014-8-27 Rev. AS01 1/2 17.00 16.00 15.00 14.00 11.30 10.00 8.50 7.00 5.70 3.00 8 .5 0 2.00 8 .5 0 1.00 2 .0 0 1 .0 0 0 .0 0 1760 ANT 0.00 1855 Ceramic DUPLEXER IDD18520 1855 MHz / 1760 MHz Specification Fo = 1760 MHz / 1855 MHz ANT to Rx Minimum Typical Maximum Insertion loss (1765 MHz +/-5 MHz) dB - 1.8 2.0 Amplitude Ripple (1765 MHz +/-5 MHz) dB - 0.4 0.6 Return Loss (1765 MHz +/-5 MHz) dB 17 20 - Input power (1765 MHz +/-5 MHz) Watt Relative Attenuation 1850 ~ 1860 MHz 3W > 50000 Hours, CW tone (Ta=+50°C) dB Tx to ANT 45 48 - Minimum Typical Maximum Insertion loss (1855 MHz +/-5 MHz) dB - 1.8 2.0 Amplitude Ripple (1855 MHz +/-5 MHz) dB - 0.4 0.6 Return Loss (1855 MHz +/-5 MHz) dB 17 20 - Input power (1855 MHz +/-5 MHz) Watt Relative Attenuation 1755 ~ 1765 MHz 3W > 50000 Hours, CW tone (Ta=+50°C) dB 45 48 - Notes : 1) All specifications are based on the matching schematic shown below, measured by Agilent Network analyzer and full 3 port calibration. 2) Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances 3) All attenuation measurements are measured absolute to insertion loss I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. IDD18520 Rev. Date 2014-8-27 Rev. AS01 2/2