GUNN OSCILLATORS Fixed Frequency ® TM MO8651 – MO9205 Features ● Low Cost ● Small Size ● Low Power Consumption ● High-Volume Design ● Pulsed DC Input Voltage Available Applications ● Speed Radar ● Intrusion Alarm Systems ● Braking Systems Description ● Industrial Measurement ● Level Sensing Microsemi’s waveguide output Gunn oscillators are an inexpensive and reliable source of microwave power. The oscillators are designed to suppress spurious signal and harmonic frequencies. Their low-power consumption makes them very useful as local oscillators in microwave receivers. Specifications @ 25°C Operating Frequency (GHz) Output Power (mW) Typ. Frequency Drift/Temperature (KHz/°C) Typ. Operating Voltage (VDC) Max. Operating Current (mA) MO86751A 10.525 10 Min. MO86751B 10.525 25 Min. 350 8.5 200 350 +9.0 to +10.0 MO86751C 10.525 500 50 Min. 350 +9.0 to +10.0 MO86751D 600 10.525 100 Min. 350 +9.0 to +10.0 800 MO9060 24.125 5 Min. 1000 5 100 MO86790 24.15 10–20 555 +3.5 to +6.5 250 MO86791 24.15 40–100 555 +5.0 to +8.0 1000 24.125 11–20 Peak 1000 +6.0 to +7.0 300 Peak MO86797 35.5 15–25 1400 +3.0 to +6.0 450 MO9205 35.5 15–30 800 5 400 Part Number X Band Oscillators K Band Oscillators K Band Oscillators — Pulsed MO9080 Ka Band Oscillators Other frequencies and power levels available upon request. Operating temperature is -30°C to +70°C. MO9080 pulse width= 10 microseconds duty = 50%. Copyright 2008 Rev: 2009-02-10 Microsemi Microwave Products 75 Technology Drive, Lowell, MA. 01851, 978-442-5600, Fax: 978-937-3748 Page 1 GUNN OSCILLATORS Fixed Frequency ® TM MO8651 – MO9205 Typical Performance Characteristics 10.56 20 24.20 14 10.50 12 10.48 -30 0 +25 +55 5 4 24.10 3 2 24.05 1 10 +70 24.00 -30 0 +25 +55 Temperature (ºC) Temperature (ºC) MO86751 Series Frequency and Power vs. Temperature MO9060 Frequency and Power vs. Temperature -40 Phase Noise (dBc/Hz) 24.15 Frequency (GHz) Power Output 6 +70 Power Output (mW) 10.54 10.52 7 Frequency Power Output (mW) Frequency (GHz) Frequency 0 MO86751-A, B, C, D -60 0.15 4X 0.172 MO9060 R.F. Output To Mate With UG-39/U, WR 90 Waveguide -80 1.62 -100 1.218 MO86751 -120 Bias Solder Pin -140 1.280 1.62 -160 1K 10K 100K 200K Frequency From Carrier (Hz) 0.50 0.70 0.30 Max. Dimensions are in inches. MO9060 and MO86751 Series Typical Phase Noise Performance Copyright 2008 Rev: 2009-02-10 Microsemi Microwave Products 75 Technology Drive, Lowell, MA. 01851, 978-442-5600, Fax: 978-937-3748 Page 2 GUNN OSCILLATORS Fixed Frequency ® TM MO8651 – MO9205 MO86790, MO86791 MO86797 Ground Gunn Bias Gunn Bias Ground Pin - To Mate With UG/595/U WR42 Waveguide + 1.30 Max. (33.02) 1.08 Max. (27.43) To Mate With UG599/U WR-28 Waveguide 1.60 Max. (40.64) Mechanical Frequency Adjust 0.25 Max. (6.35) 2.2 µF Capacitor - + 0.900 Max. (22.86) 0.76 (19.3) Dimensions are in inches (mm). Dimensions are in inches (mm). MO9060, MO9080 MO9205 0.114 0.797 0.240 Electrolytic Capacitor P/N 3601 0.75 Black (P/N 5644) Red (P/N 5645) 0.830 Mechanical Tune + 0.116/.119 Dia. Thru 0.22 C'Sink Far Side 4 Holes 0.405 3.0 In. 0.670 0.550 0.200 0.755 0.375 0.550 0.880 0.530 Ref. 0.640 1.07 0.85 0.60 0.500 Ref. 0.290 0.103 Min. 0.107 Max. Flange Mates To WR-28 Waveguide With UG599/U Flange + Mounting Hole Pattern Mates With UG 595/U Flange VOP Ground MO9205 DC XXXX VO: X.X V 0.800 Max. (20.32) 0.200 Dimensions are in inches. Dimensions are in inches. Copyright 2008 Rev: 2009-02-10 Microsemi Microwave Products 75 Technology Drive, Lowell, MA. 01851, 978-442-5600, Fax: 978-937-3748 Page 3