RF Components
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20150508 / rf_coupler_hhm2319b2_en.fm20150508 / rf_coupler_hhm2319b2_en.fm
HHM2319B2
ELECTRICAL CHARACTERISTICS
Isolation between opposite bands is specified over the frequency ranges of both bands.
Isolation in-band is specified over the frequency of the band in question
TEMPERATURE RANGE
Band 1 2
Frequency Range (MHz) 824 to 849 880 to 915 1710 to 1785 1850 to 1910
Coupling Factor (dB) 20.0±1.0 20.0±1.0 20.0±1.0 20.0±1.0
Insertion Loss (dB)max. 0.20 0.20 0.30 0.30
Isolation
(Directivity)
IN1-OUT2 (dB)min. 32 32 32 32
IN2-OUT1 (dB)min. 32 32 32 32
IN1-IN2 (dB)min. 28 28 28 28
IN-Load (dB)
35typ.
32min.
35typ.
32min.
35typ.
32min.
35typ.
32min.
Return Loss (dB) (dB)min. 17.69 17.69 17.69 17.69
Characteristic Impedance (:) 50 (Nominal)
Operating temperature Storage temperature
（°C） （°C）
–40 to +85 –40 to +85
