MGA-43328-BLKG

RF Amplifiers Overview

The MGA-43328-BLKG is a linear power amplifier IC designed for 802.16 WiMAX applications, manufactured by Broadcom Limited. It operates within the frequency range of 2.5GHz to 2.7GHz, with a specific test frequency of 2.6GHz. The device features a typical gain of 37.3dB and a P1dB output power of 35.5dBm, supported by a noise figure of 2.1dB. It requires a supply voltage of 5V and draws a supply current of 470mA. The component is housed in a 28-VFQFN package with exposed pad, measuring 5x5mm, suitable for surface mount installation.

RF Amplifiers Feature Summary

• Designed specifically for 802.16 WiMAX communication systems
• Provides high linearity performance for signal amplification
• Utilizes a compact surface-mount QFN package for integration

RF Amplifiers Applications

• 802.16 WiMAX base station transceivers
• Fixed wireless access equipment
• Broadband wireless infrastructure modules

RF Amplifiers Procurement Notes

This component is officially listed as End of Life (EOL) by the manufacturer, with obsolescence effective July 12, 2017. Procurement should focus on identifying verified replacement parts or alternative suppliers holding remaining stock, as new production has ceased. Verify part authenticity carefully due to its discontinued status.

RF Amplifiers Selection Notes

Select this component only if the design supports obsolete parts or utilizes existing inventory. Ensure the application strictly matches the 2.5GHz to 2.7GHz WiMAX band requirements. Consider thermal management capabilities given the 8W power dissipation rating and verify compatibility with the 28-QFN footprint during PCB layout.

RF Amplifiers Part Context

The MGA-43328-BLKG belongs to Broadcom's portfolio of RF power amplifiers targeting fixed wireless access markets. It serves as a linear power amplifier stage, distinct from switching amplifiers, ensuring signal fidelity in WiMAX transmissions. The BLKG suffix denotes the specific 28-QFN packaging variant.

RF Amplifiers Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Users must evaluate cross-reference options based on electrical equivalence and pin compatibility, acknowledging the original part is discontinued.