v02.
0705
Typical Applications
Low noise MMIC VCO w/Buffer Amplifier for: • Wireless Infrastructure • Industrial Controls • Test Equipment • Military
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Functional Diagram
HMC385LP4 / 385LP4E
MMIC VCO w/ BUFFER AMPLIFIER, 2.
25 - 2.
5 GHz
Features
Pout: +4.
5 dBm Phase Noise: -115 dBc/Hz @100 KHz No External Resonator Needed Single Supply: 3V @ 35 mA QFN Leadless SMT Package, 16 mm2
General Description
The HMC385LP4 & HMC385LP4E are GaAs InGaP Heterojunction Bipolar Transistor (HBT) MMIC VCOs with integrated resonators, negative resistance devices, varactor diodes, and buffer
amplifiers.
Covering 2.
25 to 2.
5 GHz, the VCO’s phase noise performance is excellent over temperature, shock, vibrati...