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BG17A is listed in the RF Amplifiers range at ChipApex. The manufacturer field lists BeRex Corp. Its product description is IC AMP 5G 5MHZ-4GHZ SOT89-3. Review the specifications below when checking this part for your BOM.
The BG17A is a high-performance InGaP/GaAs HBT MMIC amplifier designed for wireless applications. It operates within a frequency range of 5MHz to 4GHz and provides a typical gain of 17dB. The device features an internal 50 Ohm match and utilizes a patented temperature compensation circuit for stability. Supply voltage ranges from 4.5V to 5.25V, with a supply current between 52mA and 78mA. Key performance metrics include a P1dB of 19.2dBm. The component is surface mountable in a TO-243AA package.
Verify the specific datasheet revision (e.g., V01) against the manufacturer's official documentation to ensure alignment with the latest technical specifications. Confirm that the TO-243AA package marking matches the required part identifier. Ensure that the operating environment supports the specified voltage and current parameters. Cross-reference the frequency range requirements with the 5MHz to 4GHz specification to guarantee compatibility with the intended RF design.
Select the BG17A when a cascadable gain block with integrated impedance matching is required for frequencies up to 4GHz. The patented temperature compensation feature makes it suitable for environments where thermal drift could impact performance. Consider the 17dB gain and 19.2dBm P1dB output power when designing multi-stage amplifiers. The 50 Ohm internal match simplifies PCB layout compared to unmatched devices.
The BG17A belongs to BeRex Corporation's line of RF amplifiers utilizing InGaP/GaAs HBT technology. This family includes variants like the BG17C, which extends the frequency range to 6GHz. The BG17A specifically targets the 5MHz to 4GHz segment, offering a balance of gain and linearity for cellular and wireless communication standards. It represents a solution for designers needing stable, temperature-compensated amplification in a compact surface-mount form factor.
The BG17C serves as a higher-frequency alternative within the same product family, covering 5MHz to 6GHz. Verify if the extended bandwidth of the BG17C is necessary or if the BG17A's 4GHz limit suffices. Both share similar HBT technology and packaging characteristics. No other direct substitutes are confirmed in public documentation.
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