Analog Devices Inc. EV1HMC1082LP4

Overview

EV1HMC1082LP4 from Analog Devices is an evaluation board for the HMC1082LP4E GaAs pHEMT MMIC driver amplifier, operating from 5.5 to 18 GHz. It supports RF output power up to +26 dBm (Psat), delivers 22 dB gain and +35 dBm IP3, and integrates an on-chip temperature-compensated power detector. The board enables rapid characterization of high-frequency point-to-point radio and radar applications.

For engineers reviewing the EV1HMC1082LP4 datasheet, EV1HMC1082LP4 pinout, EV1HMC1082LP4 application, or EV1HMC1082LP4 equivalent, this evaluation platform provides verified RF layout, calibrated DC biasing, integrated SMA connectors, and traceable thermal management - critical for validating HMC1082LP4E performance in 6–18 GHz EW, marine radar, and SATCOM designs.

Technical Context

The EV1HMC1082LP4 implements a fully populated reference design for the HMC1082LP4E amplifier, featuring matched 50 Ω RF input/output paths with SMA connectors (J1, J2), dedicated DC bias pins (J5–J12), and optimized decoupling using 100 pF, 1000 pF, and 2.2 µF capacitors. It uses Rogers 4350 or Arlon 25FR PCB material to maintain signal integrity across its full 5.5–18 GHz bandwidth.

Thermal design includes direct grounding of the HMC1082LP4E's exposed paddle via multiple vias to internal ground planes, supporting continuous operation at +85 °C ambient. The board incorporates external resistors (40.2 kΩ) for Vref biasing and supports adjustable Vgg control to stabilize Idd at 220 mA under +5 V supply.

Key Specifications

Availability

EV1HMC1082LP4 is available at Aetrix Electronics and suitable for RF test & measurement, defense EW system prototyping, and SATCOM transceiver development requiring stable component supply and pre-validated high-frequency layout practices.

Supply support for EV1HMC1082LP4 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 ICs, serving precision instrumentation, communications, and defense markets since 1965.

The EV1HMC1082LP4 belongs to Analog Devices' RF evaluation platform family, designed specifically to accelerate development of GaAs and GaN-based microwave amplifiers for radar, electronic warfare, and broadband wireless infrastructure.

FAQ

What is the primary function of the EV1HMC1082LP4?

The EV1HMC1082LP4 is an evaluation board for the HMC1082LP4E GaAs pHEMT MMIC driver amplifier. It provides a fully assembled, RF-optimized platform with SMA connectors, calibrated biasing, and thermal management to validate the amplifier's 5.5–18 GHz performance - including +26 dBm Psat, 22 dB gain, and on-chip power detection - without custom PCB design. EV1HMC1082LP4 enables immediate lab testing and system integration.

Does the EV1HMC1082LP4 support bias sequencing or voltage monitoring?

No, the EV1HMC1082LP4 does not include active bias sequencing or real-time voltage monitoring circuitry. It provides discrete DC access points (J5–J12) for manual application of +5 V to Vdd1/Vdd2/Vdd3 and adjustment of Vgg (–2 to 0 V) to achieve 220 mA supply current. Voltage monitoring must be performed externally using bench equipment. EV1HMC1082LP4 is intended for characterization, not autonomous operation.

Can the EV1HMC1082LP4 be used with other HMC1082 variants like HMC1082LP3E?

No - the EV1HMC1082LP4 is mechanically and electrically optimized for the HMC1082LP4E's 24-lead 4×4 mm LFCSP package (HCP-24-3). The HMC1082LP3E uses a different 16-lead package and incompatible pinout. Substituting devices would require redesign of pad layout, decoupling, and grounding. EV1HMC1082LP4 is exclusively validated for HMC1082LP4E.

What RF performance validation data is included with the EV1HMC1082LP4?

Analog Devices provides measured S-parameter data, gain vs. frequency, P1dB, Psat, and IP3 plots for the EV1HMC1082LP4 in the HMC1082LP4E datasheet (Rev. v06.0920). These reflect actual bench measurements taken on the evaluation board using calibrated VNAs and power meters. No additional calibration files or firmware are shipped with EV1HMC1082LP4.

Is the EV1HMC1082LP4 RoHS-compliant and suitable for production use?

Yes - the EV1HMC1082LP4 uses RoHS-compliant components and PCB fabrication. However, it is designated as an evaluation tool, not a production-grade module. Its layout and component selection prioritize measurement accuracy over long-term reliability or environmental ruggedness. For production, designers must implement the validated circuit into their own qualified PCB. EV1HMC1082LP4 serves only as a reference for that implementation.