**HMC468ALP3ETR: A 6 W GaAs pHEMT Power Amplifier MMIC for DC to 14 GHz Applications**

The demand for high-performance, broadband RF amplification is a constant driver in the fields of test and measurement, aerospace and defense, and next-generation communications. The **HMC468ALP3ETR** from Analog Devices Inc. stands out as a formidable solution, a monolithic microwave integrated circuit (MMIC) power amplifier engineered to deliver exceptional power and bandwidth in a single, compact package.

This amplifier leverages **advanced GaAs pHEMT (Gallium Arsenide pseudomorphic High Electron Mobility Transistor)** technology, which is the cornerstone of its high-frequency prowess. The pHEMT process enables the device to achieve outstanding gain, power output, and efficiency across an impressively wide frequency spectrum. A key specification of the HMC468ALP3ETR is its **operational bandwidth from DC to 14 GHz**, making it an incredibly versatile component for a multitude of applications. It eliminates the need for multiple narrowband amplifiers, simplifying design and reducing board space.

At the heart of its performance is the ability to deliver a saturated power output of up to **6 watts (37.8 dBm)**. This high power is coupled with a high gain of 17 dB, which remains remarkably flat across the entire band. Furthermore, the amplifier provides an excellent power-added efficiency (PAE) of up to 30%, ensuring effective power management and reduced thermal load. The device is also designed for ease of integration, requiring a single positive supply of +8V and incorporating on-chip matching networks that are optimized for 50-ohm systems. The self-biased architecture and unconditional stability make it straightforward to implement in various circuit designs without external matching components.

The combination of wide bandwidth and high power makes the HMC468ALP3ETR ideal for a wide range of demanding roles. It is perfectly suited as a **driver or final-stage amplifier** in:

* Microwave radios and point-to-point communication systems.

* Electronic Warfare (EW) and Electronic Countermeasures (ECM) systems.

* Test equipment and instrumentation requiring a high-power stimulus.

* Military and commercial radar systems.

* Satellite communication (SATCOM) uplinks.

Housed in a low-profile, 3x3 mm QFN leadless package, the amplifier offers a robust and thermally efficient solution for space-constrained applications.

**ICGOOODFIND**

The HMC468ALP3ETR is a premier GaAs pHEMT MMIC power amplifier that sets a high bar for broadband performance. Its exceptional combination of **6W output power, DC to 14 GHz bandwidth, and high gain** in a miniature form factor provides designers with a reliable and powerful solution to meet the challenges of modern RF and microwave systems, streamlining design complexity and enhancing overall system capability.

**Keywords:**

1. **Broadband Amplifier**

2. **GaAs pHEMT**

3. **Power Amplifier MMIC**

4. **DC to 14 GHz**

5. **6W Saturated Power**