Technical Information Rev. 2 Broad Band Circulator NJC3901M The NJC3901M is a waveguide type broad band circulator, designed for X-band Marine Radar. The NJC3901M circulates microwave lower insertion loss at the special broad band. This product is adapted on RoHS directive. ABSOLUTE MAXIMUM RATINGS f Ppeak PAV Tstg Ta tp Duty Humidity Unit GHz kW W Degrees C Degrees C μs - % Maximum 9.5 30 30 100 85 1.3 0.001 90 Minimum 9.3 - - -40 -30 - - - ELECTRICAL CHARACTERISTICS Items High Power Input V.S.W.R. Insertion loss Isolation Test Conditions Code Limit Min. Max. unit 30 - kW f=8.8GHz - 1.4 - port① f=9.3GHz - 1.2 - port② f=9.4GHz - 1.2 - port③ f=9.5GHz - 1.2 - f=10.8GHz - 1.6 - f=8.8GHz - 0.5 dB port①→② f=9.3GHz - 0.3 dB port②→③ f=9.4GHz - 0.3 dB port③→① f=9.5GHz - 0.3 db f=10.8GHz - 0.7 dB f=8.8GHz 15 - dB port②→① f=9.3GHz 25 port③→② f=9.4GHz - dB port①→③ f=9.5GHz 25 f=10.8GHz 15 - dB f=9.4GHz; port①→② tp=1.0μs; hp fp=1000pps; 1-1,Fukuoka 2-chome, Fujimino-city Saitama prefecture. 356-8510 Japan σ Li Iso 25 σ, Li, and Iso are measured under the conditions, frequency 8.8 to 10.8GHz input signal 0.1mW Phone:049-278-1297 Fax :049-278-1419 Technical Information Rev. 2 Outline (Unit : mm) 1-1,Fukuoka 2-chome, Fujimino-city Saitama prefecture. 356-8510 Japan Phone:049-278-1297 Fax :049-278-1419