Overview
The HMC994A is a GaAs MMIC pHEMT Distributed Power Amplifier produced by Analog Devices Inc. This amplifier operates over a wide frequency range from DC to 30 GHz, making it highly versatile for various high-frequency applications. It provides 14 dB of gain and is characterized by its high output power and linearity, with +28 dBm of output power at 1 dB gain compression and +36 dBm output IP3. The device is powered by a +10 V supply and requires 250 mA of current. The HMC994A is designed with internally matched 50 Ω input/output, facilitating easy integration into Multi-Chip-Modules (MCMs).
Key Specifications
| Parameter | Typical Value | Units |
|---|---|---|
| Frequency Range | DC - 30 GHz | GHz |
| Gain | 14 dB | dB |
| P1dB Output Power | +28 dBm | dBm |
| PSAT Output Power | +30 dBm | dBm |
| Output IP3 | +36 dBm | dBm |
| Supply Voltage | +10 V | V |
| Current Consumption | 250 mA | mA |
| Input/Output Impedance | 50 Ω | Ω |
| Die Size | 2.82 x 1.5 x 0.1 mm | mm |
Key Features
- High gain of 14 dB across the frequency range of DC to 30 GHz.
- High output power: +28 dBm at 1 dB gain compression and +30 dBm saturated output power.
- High linearity with +36 dBm output IP3, making it ideal for high-order modulation applications.
- Internally matched 50 Ω input/output for easy integration into MCMs.
- Slightly positive gain slope from 2 to 20 GHz, enhancing its suitability for EW, ECM, radar, and test equipment applications.
Applications
- Test instrumentation.
- Microwave radio and VSAT.
- Military and space applications.
- Telecom infrastructure.
- Fiber optics.
Q & A
- What is the frequency range of the HMC994A? The HMC994A operates from DC to 30 GHz.
- What is the typical gain of the HMC994A? The amplifier provides 14 dB of gain.
- What is the output power at 1 dB gain compression? The output power at 1 dB gain compression is +28 dBm.
- What is the output IP3 of the HMC994A? The output IP3 is +36 dBm.
- What is the supply voltage and current requirement for the HMC994A? The device requires a +10 V supply and 250 mA of current.
- Is the input/output impedance internally matched? Yes, the input/output impedance is internally matched to 50 Ω.
- What are the typical applications of the HMC994A? The HMC994A is ideal for test instrumentation, microwave radio and VSAT, military and space, telecom infrastructure, and fiber optics.
- What is the die size of the HMC994A? The die size is 2.82 x 1.5 x 0.1 mm.
- Why is the HMC994A suitable for high-order modulation applications? The HMC994A is suitable due to its high linearity, as indicated by its +36 dBm output IP3.
- How does the gain slope of the HMC994A benefit its applications? The slightly positive gain slope from 2 to 20 GHz enhances its suitability for EW, ECM, radar, and test equipment applications.
