HMC452ST89ETR

Overview

The HMC452ST89ETR is a high dynamic range GaAs InGaP HBT monolithic microwave integrated circuit (MMIC) power amplifier manufactured by Analog Devices Inc. It operates within a frequency range of 0.4 to 2.2 GHz and is housed in a surface-mount SOT-89 package. The device provides a typical gain of 9 dB with a noise figure of 6.5 dB. It delivers a saturated output power (Psat) of 31.5 dBm at the 1 dB compression point (P1dB). The amplifier requires a supply voltage of 5V and draws a supply current of 510 mA.

Feature Summary

• High dynamic range performance utilizing GaAs InGaP HBT technology
• Integrated MMIC design for compact surface-mount implementation
• Optimized for general-purpose RF applications across UHF and L-band frequencies

Applications

• GPS receiver front-end amplification
• General purpose RF signal chain components
• Wireless communication infrastructure modules

Procurement Notes

Verify component authenticity through authorized Analog Devices distributors or certified partners. Confirm that the received units match the specific HMC452ST89ETR marking and packaging specifications. Review the latest datasheet for any engineering change notices (ECNs) or product discontinuation announcements prior to finalizing procurement plans.

Selection Notes

Select this component when a 1-watt power amplifier is required for frequencies between 400 MHz and 2.2 GHz. Ensure the system design accommodates the 5V supply requirement and 510 mA current draw. Consider the SOT-89 thermal characteristics for adequate heat dissipation in the target application environment.

Part Context

This part belongs to the HMC452 family of high-power MMIC amplifiers from Analog Devices. It is specifically engineered for robust RF performance in demanding wireless environments. The ST89 suffix indicates the specific SOT-89 surface-mount package configuration used for this variant.

Replacement Considerations

Analog Devices recommends the ADL5324ARKZ-R7 as a manufacturer-recommended replacement for this discontinued part number.