RF Devices Type : Directional Coupler EHF _ _ _ _ _ _ _ Part No : Features Miniature, thin (1.6 0.8 t 0.55) Multiple frequency ranges available (800MHz to 2000 MHz) High isolation Recommended Applications Digital portable telephone Dual-mode portable telephone PHS Mobile communication system Typical Characteristics Part No. Frequency (MHz) Isolation (dB) Dimension No. Part No. Frequency (MHz) Isolation (dB) Dimension No. Part No. Frequency (MHz) Isolation (dB) Dimension No. Part No. Frequency (MHz) Isolation (dB) Dimension No. Part No. Frequency (MHz) Isolation (dB) Dimension No. Part No. Frequency (MHz) Isolation (dB) Dimension No. Part No. Frequency (MHz) Isolation (dB) Dimension No. Part No. Frequency (MHz) Isolation (dB) Dimension No. Part No. Frequency (MHz) Isolation (dB) Dimension No. Part No. Frequency (MHz) Isolation (dB) Dimension No. 10 4CH0850 800 to 900 20 min 1 2CH1900 1850 to 1950 18 min 2 4CH1750 1700 to 1800 19 min 1 2CH1950 1900 to 2000 18 min 2 4CH1900 1850 to 1950 18 min 1 4CH1950 1900 to 2000 17 min 1 11 2CJ0850 800 to 900 21 min 2 4CJ1900 1850 to 1950 18 min 1 2CJ0900 850 to 950 21 min 2 4CJ1450 1400 to 1500 21 min 1 4CJ1750 1700 to 1800 18 min 1 4CJ1950 1900 to 2000 18 min 1 2CJ1750 1700 to 1800 20 min 2 12 2CK1900 1850 to 1950 22 min 2 4CK1750 1700 to 1800 18 min 1 4CK1900 1850 to 1950 18 min 1 4CK1950 1900 to 2000 18 min 1 2CK1950 1900 to 2000 21 min 2 13 4CL1900 1850 to 1950 19 min 1 4CL1450 1400 to 1500 22 min 1 4CL1750 1700 to 1800 20 min 1 4CL1950 1900 to 2000 19 min 1 2CL1450 1400 to 1500 22 min 2 2CL1750 1700 to 1800 23 min 2 4CL1950A 1900 to 2000 24 min 1 Coupling Factor (dB) 14 15 2CM1900 2CN1900 1850 to 1950 1850 to 1950 24 min 25 min 2 2 FD1541 2CN1750 1850 to 1950 1700 to 1800 19 min 25 min 3 2 2CM0900 4CN0850 850 to 950 800 to 900 24 min 25 min 2 1 4CM1750 4CN0900 1700 to 1800 850 to 950 19 min 25 min 1 1 2CM1950 4CN1450 1900 to 2000 1400 to 1500 24 min 22 min 2 1 4CM1950 4CN1750 1900 to 2000 1700 to 1800 18 min 19 min 1 1 4CM0950 4CN1950 900 to 1000 1900 to 2000 24 min 25 min 1 1 4CM1450 2CN1950 1400 to 1500 1900 to 2000 21 min 25 min 1 2 4CM1900 1850 to 1950 18 min 1 2CM1750 1700 to 1800 25 min 2 16 4CP1950 1900 to 2000 26 min 1 4CP0900 850 to 950 23 min 1 4CP0950 900 to 1000 24 min 1 4CP1450 1400 to 1500 23 min 1 4CP1750 1700 to 1800 26 min 1 4CP1900 1850 to 1950 26 min 1 2CP0900 850 to 950 26 min 2 2CP0950 900 to 1000 26 min 2 2CP1450 1400 to 1500 26 min 2 17 2CQ0850 800 to 900 27 min 2 FD1540 800 to 1000 24 min 3 4CQ0850 800 to 900 25 min 1 FD1548 1700 to 1800 23 min 3 4CQ1900 1850 to 1950 27 min 1 4CQ1750 1700 to 1800 27 min 1 4CQ0950 900 to 1000 24 min 1 4CQ1450 1400 to 1500 27 min 1 4CQ1950 1900 to 2000 27 min 1 4CQ1810 1710 to 1910 27 min 1 18 19 4CR0850 4CS1750 800 to 900 1700 to 1800 25 min 29 min 1 1 4CR0900 4CS0850 850 to 950 800 to 900 25 min 27 min 1 1 4CR0950 4CS0900 900 to 1000 850 to 950 25 min 27 min 1 1 4CR1750 4CS1450 1400 to 1500 850 to 950 28 min 29 min 1 1 4CS0897 4CR1900 1850 to 1950 880 to 915 28 min 28 min 1 1 2CR0900 850 to 950 28 min 2 20 4CT0870 820 to 920 27 min 1 4CT0850 800 to 900 28 min 1 FD1542 1850 to 1950 26 min 3 4CT1810 1710 to 1910 25 min 1 4CT0900 850 to 950 26 min 1 4CT0950 900 to 1000 25 min 1 4CT1450 1400 to 1500 30 min 1 2CT0950 900 to 1000 30 min 2 2CT1810 1710 to 1910 25 min 2 4CT0835 820 to 850 30 min 1 Dual Part No. Frequency (MHz) 824 to 849 824 to 849 880 to 915 880 to 915 880 to 915 FD1819 2WJ0836 FD1812D FD1824 FD1825 Range 1 Coupled Value (dB) 20 14 19 14 19 Isolation (dB) 25 min 17 min 24 min 18 min 24 min Range 2 Coupled Value (dB) 16 14 14 14 19 Frequency (MHz) 1850 to 1910 1850 to 1910 1710 to 1785 1710 to 1785 1710 to 1785 Dimension No. Isolation (dB) 20 min 20 min 17 min 18 min 23 min 4 4 4 4 4 Note: Emits EHF. Dimensions in mm not to scale 1 3 2 0.80.1 0.550.1 1.60.1 1.250.1 0.950.1 2.00.1 4 1.60.2 0.650.1 1.60.2 1.250.1 0.950.1 2.00.1 Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use. Mar 2005 Shoud a safety concern arise regarding this product, please be sure to contact us immediately.