STA5063ZSR

RF Amplifiers Overview

The STA5063ZSR is a general-purpose Class A linear amplifier manufactured by RFMD. It utilizes InGaP GaAs Heterojunction Bipolar Transistor (HBT) technology housed in a low-cost SOT-363 package. The device operates within a frequency range of 3.3GHz to 6.2GHz, with specific optimization for the 3.3GHz to 3.8GHz band. It provides a gain of 14dB and delivers an output power of 15dBm at P1dB compression point. The amplifier requires a supply voltage of 3.3V and draws a supply current of 52mA.

RF Amplifiers Feature Summary

• Utilizes InGaP GaAs HBT technology for linear amplification
• Designed as a driver amplifier for WLAN and fixed wireless applications
• Operates on a single 3.3V supply voltage

RF Amplifiers Applications

• WLAN 802.11a systems
• 5.8GHz ISM band applications
• 3.3GHz to 3.8GHz fixed wireless applications

RF Amplifiers Procurement Notes

Verify component authenticity due to discontinued status. Confirm package integrity and date codes upon receipt. Check for alternative sources if original manufacturing lines are closed. Ensure compatibility with existing PCB layouts using the SOT-363 footprint. Validate electrical parameters against updated datasheets from authorized distributors or Qorvo archives.

RF Amplifiers Selection Notes

Select this component for applications requiring a compact, low-voltage driver amplifier in the 3.3GHz to 3.8GHz range. Consider the SOT-363 package size constraints and 52mA supply current requirements. Evaluate thermal management needs for continuous operation at 15dBm output. Verify that the 14dB gain meets system link budget requirements without additional stages.

RF Amplifiers Part Context

The STA5063ZSR belongs to RFMD's line of general-purpose RF amplifiers based on HBT technology. It is part of a family designed for cost-sensitive wireless infrastructure and consumer applications. The device succeeded earlier iterations in providing improved linearity and power efficiency in a small surface-mount package suitable for high-volume production environments.

RF Amplifiers Replacement Considerations

Check for direct pin-compatible substitutes from Qorvo or other manufacturers offering similar HBT-based amplifiers in SOT-363 packages. Verify frequency range and gain specifications match the original design requirements before substitution.