Technical Information Rev. 3 Circulator NJC3901B NJC3901B is a waveguide type circulator, designed for X-band Marine Radar. NJC3901B circulate microwave lower insertion loss at the 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 70 1.0 0.001 90 Minimum 9.3 - - -40 -30 - - - ELECTRICAL CHARACTERISTICS Items Test Conditions Code Limit Min. Max. unit - 30 kW - 1.2 - - 1.2 - f=9.4GHz; High Power Input port①→② Po=30kW; tp=1.0μs; hp fp=1000pps; V.S.W.R. Insertion loss Isolation port① f=9.3GHz port② f=9.4GHz port③ f=9.5GHz - 1.2 - port①→② f=9.3GHz - 0.5 dB port②→③ f=9.4GHz - 0.5 dB port③→① f=9.5GHz - 0.5 dB port②→① f=9.3GHz 25 - dB port③→② f=9.4GHz 25 - dB port①→③ f=9.5GHz 25 - dB 1-1,Fukuoka 2-chome, Fujimino-city Saitama prefecture. 356-8510 Japan σ Li Iso Phone:049-278-1297 Fax :049-278-1419 Technical Information Outline (Unit : mm) 1-1,Fukuoka 2-chome, Fujimino-city Saitama prefecture. 356-8510 Japan Rev. 3 Phone:049-278-1297 Fax :049-278-1419