The MVCO1850 from BOWEI Integrated Circuits is a Voltage Controlled Oscillator with Frequency 1800 to 1900 MHz, Power 1.585 mW, Tuning Sensitivity 43 MHz/V, Tuning Voltage 0.5 to 4.5 V, Phase Noise -123 to -103 dBc/Hz. Tags: Surface Mount. More details for MVCO1850 can be seen below.