BLF0910H9LS750PU

Overview

The BLF0910H9LS750PU is a 750 W LDMOS power transistor designed for industrial applications at 915 MHz. It operates with a drain-source voltage of 50 V and delivers 21.5 dB gain in continuous wave mode. The device achieves 72.5% drain efficiency under standard conditions. It supports broadband operation from 902 MHz to 928 MHz, providing up to 800 W output power. The component utilizes an earless flanged balanced ceramic package (SOT539B) with four leads. Junction temperature limits reach 225 °C, ensuring robust performance in high-power environments.

Feature Summary

• High efficiency and linear gain operations
• Excellent ruggedness withstanding VSWR = 10:1 mismatch
• Integrated ESD protection compliant with CDM Class 2A and HBM Class 2
• Internally input matched for simplified circuit design

Applications

• Industrial applications in the 915 MHz ISM band
• Professional applications in the 915 MHz ISM band
• Broadband RF power amplifiers

Procurement Notes

Verify the specific ordering suffix against official Ampleon documentation to confirm packaging details. Ensure compatibility with SOT539B mounting requirements. Confirm RoHS compliance status through current manufacturer resources. Validate thermal management solutions align with the specified junction-to-case resistance. Review latest datasheet revisions for any updates to absolute maximum ratings or test conditions.

Selection Notes

Select this component for narrowband or broadband circuits requiring high power density at 915 MHz. Consider the internal matching network when designing input stages. Evaluate thermal resistance characteristics for heat sink sizing. Verify impedance matching networks against typical load-pull data provided in the datasheet. Ensure biasing circuits support the specified quiescent current per section.

Part Context

This part belongs to the Ampleon BLF0910 series of LDMOS transistors. It shares the SOT539B package form factor with other variants in the lineup. The series targets industrial RF heating and plasma generation markets. Performance metrics vary across the family based on power handling capabilities.

Replacement Considerations

Consult official Ampleon substitution guides for verified equivalents. Cross-reference pinouts and thermal characteristics before implementation. Verify electrical parameters match application requirements exactly.