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OC1850 Datasheet, PDF (1/2 Pages) Teledyne Technologies Incorporated – VOLTAGE CONTROLLED OSCILLATOR
Rev. 5/10
OC1850
1250 TO 1850 MHz
VOLTAGE CONTROLLED OSCILLATOR
Typical Values @ +25 °C
Tuning Voltage Limits . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Output Variation . . . . . . . . . . . . . . . . . . . . . . . . .
Standard Size TO-8 Package
OC1850
0-15 V
+11.5 dBm
4.0 dB
OC1850
TO-8 Package for Oscillators
SPECIFICATIONS*
Parameter
Frequency
Tuning Voltage Limits
Tuning Voltage at low end
Tuning voltage at high end
Typical
1250-1850 MHz
0V
15 V
Guaranteed
0 to 50 °C -55 to +85 °C
1250-1850 MHz 1250-1850 MHz
0V
0V
15 V
15 V
Power Output (Min.)
+11.5 dBm
+8.5 dBm
+8.0 dBm
Power Flatness^ (Max.)
3.0 dB
4.5 dB
4.5 dB
Modulation Sensitivity (Min.–Max.) 40 to 70 MHz/V
35 to 75 MHz/V 35 to 75 MHz/V
Modulation Sensitivity Ratio (Max.)
1.5:1
1.75:1
1.75:1
SSB Phase Noise (Max.)
at 10 kHz offset
at 100 kHz offset
-78 dBc/Hz
-107 dBc/Hz
-75 dBc/Hz
-105 dBc/Hz
-75 dBc/Hz
-103 dBc/Hz
Frequency Drift (Max.)
—
40 MHz
50 MHz
Harmonics (Max.)
-16.0 dBc
-10.0 dBc
-10.0 dBc
Spurious (Max.)
-60.0 dBc
-60.0 dBc
-60.0 dBc
Frequency Pulling (Max.)
Load VSWR = 1.67:1
8.0 MHz
10.0 MHz
10.0 MHz
Frequency Pushing (Max.)
Vdc ± 0.5 V
4.0 MHz/V
8.0 MHz/V
8.0 MHz/V
Bias Voltage (Vdc)
15.0 V
15.0 V
15.0 V
DC Current (Max.)
57 mA
60 mA
60 mA
* Specifications are measured in 50-ohm system at +15 Volts bias unless otherwise specified.
^ Power Flatness is defined as power variation over frequency band at any given temperature.
ABSOLUTE MAXIMUM RATINGS
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . -62 °C to +125 °C
Maximum Case Temperature . . . . . . . . . . . . . . . . . . . .
125 °C
Maximum DC Voltage . . . . . . . . . . . . . . . . . . . . . . . . . .
+17 V
Maximum Tuning Voltage . . . . . . . . . . . . . . . . . . . . . . .
+20 V
Burn-In Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . .
+125 °C
Thermal Resistance1 (θjc) . . . . . . . . . . . . . . . . . . . . . . .
Junction Temperature Rise Above Case (Tjc) . . . . . . .
+40.1 °C/Watt
+34.3 °C
1 Thermal resistance is based on total power dissipation. Ratings based on +25 °C.
OS1850
SMTO-8 for Oscillators
DIMENSIONS ARE IN INCHES [MILLIMETERS]
650-691-9800 • Fax: 650-962-6845 • Updates: www.teledynemicrowave.com • microwave@teledyne.com