Analog Devices Inc. EV1HMC1114PM5

Overview

EV1HMC1114PM5 from Analog Devices is an evaluation PCB designed to characterize and prototype the HMC1114PM5E GaN power amplifier - a 42 dBm (10 W), 2.7–3.8 GHz broadband RF power amplifier in a 5 mm × 5 mm, 32-lead LFCSP_CAV package, operating at 28 V with 55% PAE and 34.5 dB small-signal gain.

For engineers reviewing the EV1HMC1114PM5 datasheet, EV1HMC1114PM5 pinout, EV1HMC1114PM5 application, or EV1HMC1114PM5 equivalent, this board enables rapid validation of the HMC1114PM5E amplifier under real-world RF load, thermal, and bias conditions - including full support for Class AB operation, dual VDD/VGG bias sequencing, and 50 Ω matched input/output interfaces.

Technical Context

The EV1HMC1114PM5 implements the HMC1114PM5E amplifier on a Rogers 4350 or Arlon 25FR PCB with controlled 50 Ω RF routing, integrated dc-blocking and bypass networks (1000 pF, 1 µF, and 10 µF capacitors), and direct-exposed-pad grounding via multiple thermal vias. It supports both pulsed and CW operation across its full 2.7–3.8 GHz band.

This evaluation board provides all necessary bias interface points (VDD1/VDD2, VGG1/VGG2), SMA connectors for RFIN and RFOUT, and preconfigured jumper options (JP1) for flexible gate bias control - enabling immediate measurement of gain flatness (<1 dB), output power (42 dBm), PAE (55%), IP3 (44 dBm), and thermal performance (θJC = 5.5 °C/W) without custom layout.

Key Specifications

Availability

EV1HMC1114PM5 is available at Aetrix Electronics and suitable for wireless infrastructure prototyping, radar transmitter development, public mobile radio testing, and commercial RF power amplifier validation requiring stable component supply and repeatable evaluation hardware.

Supply support for EV1HMC1114PM5 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Analog Devices, Inc. is a global leader in high-performance analog, mixed-signal, and RF semiconductor solutions, headquartered in Norwood, MA, with deep expertise in precision signal processing and power amplification technologies.

The EV1HMC1114PM5 belongs to Analog Devices' RF & Microwave Evaluation Platform family, engineered specifically to accelerate design-in and performance verification of GaN-based power amplifiers for defense, communications, and test equipment applications.

FAQ

What is the primary function of the EV1HMC1114PM5 evaluation board?

The EV1HMC1114PM5 evaluation board is a dedicated test platform for the HMC1114PM5E GaN power amplifier. It enables engineers to validate RF performance - including gain, output power, PAE, and linearity - under real-world bias, thermal, and impedance-matched conditions. The board includes SMA connectors, full bypass networks, thermal vias, and bias test points, eliminating the need for custom RF PCB design during early-stage amplifier characterization.

Does the EV1HMC1114PM5 support both pulsed and continuous wave (CW) operation of the HMC1114PM5E?

Yes, the EV1HMC1114PM5 supports both pulsed and CW operation of the HMC1114PM5E amplifier across its full 2.7–3.8 GHz frequency range. Its robust thermal design - including exposed-pad grounding and compatibility with external heat sinks - ensures stable operation under sustained 42 dBm output power conditions, while the bias sequencing circuitry accommodates safe turn-on/turn-off protocols required for pulsed RF systems.

What PCB material is used for the EV1HMC1114PM5, and why does it matter?

The EV1HMC1114PM5 uses Rogers 4350 or Arlon 25FR high-frequency laminate. These materials provide low dielectric loss (Df < 0.004) and stable ε_r (~3.48–3.6) across 2–4 GHz, ensuring minimal insertion loss, consistent 50 Ω impedance control, and repeatable S-parameter measurements - critical for accurate characterization of the HMC1114PM5E's gain flatness, return loss, and IP3 performance.

How is thermal management implemented on the EV1HMC1114PM5 board?

The EV1HMC1114PM5 implements thermal management via direct soldering of the HMC1114PM5E's exposed pad to a solid internal ground plane, reinforced with an array of thermal vias connecting to outer-layer copper pours. This design achieves a measured junction-to-case thermal resistance (θ_JC) of 5.5 °C/W, matching the datasheet specification. An optional external heat sink can be mounted to further extend safe operating time at maximum output power.

Can the EV1HMC1114PM5 be used to evaluate the HMC1114PM5E's small-signal and large-signal behavior?

Yes, the EV1HMC1114PM5 is fully configured for both small-signal and large-signal evaluation of the HMC1114PM5E. Its 50 Ω input/output matching, calibrated SMA interfaces, and low-inductance bias paths enable precise vector network analyzer (VNA) measurements of S-parameters (gain, return loss) and spectrum analyzer-based characterization of POUT, PAE, IP3, IMD3, and harmonic distortion - all per the HMC1114PM5E datasheet test conditions.