Overview
The HMC490 series from Analog Devices Inc. is a family of high dynamic range GaAs pHEMT MMIC (Monolithic Microwave Integrated Circuit) Low Noise Amplifiers. These amplifiers are designed to operate within the frequency range of 12 to 17 GHz, making them ideal for various high-frequency applications. The HMC490 series is known for its excellent gain, low noise figure, and high output IP3, which are critical parameters for maintaining signal integrity and reducing distortion in RF systems.
Key Specifications
| Parameter | Min. | Typ. | Max. | Units |
|---|---|---|---|---|
| Frequency Range | 12 | - | 17 | GHz |
| Gain | - | 27 | - | dB |
| Noise Figure | 2 | 2.5 | 3.5 | dB |
| Output Power for 1 dB Compression (P1dB) | 22 | 25 | - | dBm |
| Saturated Output Power (Psat) | - | 27 | - | dBm |
| Output Third Order Intercept (IP3) | - | 34 | - | dBm |
| Supply Voltage | - | 5 | - | V |
| Supply Current (Idd) | - | 200 | - | mA |
Key Features
- High dynamic range GaAs pHEMT MMIC Low Noise Amplifier
- Operates between 12 and 17 GHz
- High gain of up to 27 dB
- Low noise figure of 2.5 dB
- High output IP3 of +34 dBm
- Stable +25 dBm P1dB output power
- 50 Ohm matched input/output
- Available in various packages including die and 32-lead 5x5 mm QFN surface mount package
Applications
- Point-to-Point Radios
- Point-to-Multi-Point Radios
- VSAT (Very Small Aperture Terminal) systems
- Military EW (Electronic Warfare), ECM (Electronic Countermeasures), and C3I (Command, Control, Communications, and Intelligence) systems
Q & A
- What is the frequency range of the HMC490 amplifier?
The HMC490 amplifier operates between 12 and 17 GHz. - What is the typical gain of the HMC490 amplifier?
The typical gain of the HMC490 amplifier is 27 dB. - What is the noise figure of the HMC490 amplifier?
The noise figure of the HMC490 amplifier is typically 2.5 dB. - What is the output IP3 of the HMC490 amplifier?
The output IP3 of the HMC490 amplifier is +34 dBm. - What is the supply voltage and current for the HMC490 amplifier?
The supply voltage is 5V, and the supply current (Idd) is typically 200 mA. - In what packages is the HMC490 amplifier available?
The HMC490 amplifier is available in die form and in a 32-lead 5x5 mm QFN surface mount package. - What are some typical applications of the HMC490 amplifier?
Typical applications include Point-to-Point Radios, Point-to-Multi-Point Radios, VSAT systems, and Military EW, ECM, and C3I systems. - What is the P1dB output power of the HMC490 amplifier?
The P1dB output power of the HMC490 amplifier is typically 25 dBm. - Is the HMC490 amplifier RoHS-compliant?
Yes, the HMC490LP5E version is RoHS-compliant. - How is the HMC490 amplifier matched for input and output?
The HMC490 amplifier is 50 Ohm matched for both input and output.
