✅ Overview
The JTOS‑535 is a surface‑mount voltage‑controlled oscillator (VCO) by Mini‑Circuits, featuring:
-
A tuning range from 300 MHz to 525 MHz, with nominal output around 525 MHz
-
Linear tuning across the range using a voltage input (typically 1–16 V)
🧪 Electrical Specifications
| Parameter | Value |
|---|---|
| Frequency range | 300 MHz to 525 MHz |
| Typical output power | ~+10.5 dBm across range |
| Phase noise | ≈ –144 dBc/Hz at 1 MHz offset (typ) |
| Harmonic suppression | ≥ –35 dBc |
| Tuning sensitivity | ~15–21 MHz/V depending on tuning voltage |
| Supply voltage / current | 12 V nominal, drawing up to ~22 mA |
| Modulation bandwidth | ~350 kHz 3‑dB bandwidth |
| Temp. range | –55 °C to +85 °C (operating) |
| Max tuning voltage | up to +18 V allowed |
🧩 Typical Applications
Ideal for use in:
-
VHF/UHF radios or communication systems
-
Signal generators
-
PLL frequency synthesis designs
-
Instrumentation, radar, or sonar timing sources



