The Cougar Components AC4064C is a high-performance RF amplifier operating across the 800 MHz to 4000 MHz band, engineered in chip and wire hybrid construction for cascadable multi-stage applications. This TO-8 packaged device delivers 20.0 dB minimum small signal gain with excellent gain flatness of ±0.6 dB across 0–50° C, maintaining 19.0 dB gain over the extended -55 to +85° C temperature range. The AC4064C achieves a low noise figure of 3.0 dB (0–50° C), with power output at 1 dB compression rated at +16.0 dBm in standard conditions and +15.0 dBm extended temperature operation.
## Technical Specifications
**Frequency Range:** 800 MHz to 4000 MHz
**Small Signal Gain:** 20.0 dB minimum (0–50° C); 19.0 dB (-55 to +85° C); 18.0 dB guaranteed
**Gain Flatness:** ±0.6 dB (0–50° C); ±0.7 dB (-55 to +85° C); ±0.9 dB guaranteed
**Noise Figure:** 3.0 dB maximum (0–50° C); 3.5 dB (-55 to +85° C); 4.0 dB guaranteed
**Power Output @ 1 dB Compression:** +16.0 dBm (0–50° C); +15.0 dBm (-55 to +85° C); +14.5 dBm guaranteed
**Input/Output SWR:** 1.5:1 (0–50° C); 1.8:1 (-55 to +85° C); 2.0:1 guaranteed
**Intermodulation Performance:** Second order harmonic intercept +44 dBm; second order two-tone intercept +37 dBm; third order two-tone intercept +23 dBm
**DC Supply:** +17 V maximum; 85 mA (0–50° C), 90 mA (-55 to +85° C), 95 mA guaranteed
**RF Input Power:** +13 dBm continuous maximum; 125 mW short-term (1 min); 0.5 W peak (3 µsec)
**Thermal Resistance (θjc):** 15° C/W
## Key Features
• TO-8 hybrid package for board-level integration
• Stable gain performance across wide temperature range
• Low noise operation suitable for receiver frontend applications
• Controlled intermodulation for linear signal processing
## Typical Applications
• UHF and L-band receive amplification
• Multi-stage cascaded amplifier chains
• Satellite and terrestrial RF systems
• Signal conditioning in test and measurement
## Compatibility & Integration
The AC4064C operates from a single +17 V supply with moderate quiescent current, making it compatible with standard laboratory and field test configurations. Cascadable design permits noise figure optimization through judicious stage selection.
