HMC341LC3BTR

Overview

The HMC341LC3BTR is a GaAs pHEMT MMIC Low Noise Amplifier from Analog Devices Inc., operating within the 21 GHz to 29 GHz frequency range. It provides a typical gain of 13 dB and a noise figure of 3 dB under standard conditions. The device requires a single +3V supply with a current consumption of 35 mA. Key electrical specifications include a P1dB of 8.5 dBm, an output return loss of 10 dB, and an input return loss of 11 dB. It is housed in a leadless RoHS-compliant 12-SMT (3x3 mm) package.

Feature Summary

• Utilizes GaAs pHEMT MMIC technology for high-performance amplification in a compact form factor.
• Features DC-blocked RF inputs and outputs matched to 50 ohms, eliminating the need for external matching components.
• Operates on a single +3V power supply, simplifying biasing requirements in portable systems.
• Housed in a leadless RoHS-compliant surface mount package suitable for automated assembly.

Applications

• Point-to-point radio systems
• Point-to-multipoint radio networks
• VSAT communication terminals
• Test and measurement equipment
• Military terminal applications

Procurement Notes

Verify component authenticity through authorized Analog Devices distributors or certified partners. Confirm that the received parts match the specific HMC341LC3BTR designation and packaging type. Check for valid RoHS compliance documentation and ensure storage conditions adhere to the specified moisture sensitivity level to prevent damage prior to soldering.

Selection Notes

Select this component for designs requiring low noise performance in the Ka-band spectrum. Ensure the system architecture supports a single 3V supply rail. Verify that the thermal management strategy accounts for the device's dissipation characteristics within the small SMT footprint. Confirm impedance matching requirements align with the internal 50-ohm design to maximize signal integrity.

Part Context

This part belongs to the HMC341 series of low-noise amplifiers manufactured by Analog Devices Inc. It is specifically engineered for millimeter-wave applications where size and power efficiency are critical constraints. The LC3B suffix indicates the specific leadless surface mount package configuration used for this variant.

Replacement Considerations

Direct substitutes may include other GaAs MMIC LNAs covering the 21-29 GHz range with similar gain and noise specifications. Verify pinout compatibility and thermal pad connectivity when considering alternative manufacturers. Consult official Analog Devices documentation for any updated recommended replacements if availability changes.

FAQ

Does the HMC341LC3BTR require external matching components?

No, the RF inputs and outputs are internally matched to 50 ohms and DC-blocked, allowing for direct connection without external matching networks.

What is the maximum drain bias voltage allowed?

The absolute maximum rating for the Drain Bias Voltage (Vdd) is +5.5 V dc.