BLC9G27XS-380AVTZ

Overview

The BLC9G27XS-380AVTZ is a 380 W LDMOS asymmetrical Doherty power transistor designed for base station applications in the 2496 MHz to 2690 MHz frequency range. It operates with a drain-source voltage of 30 V and features an SOT1258-4 air cavity plastic earless flanged package. The device delivers typical performance metrics including a power gain of 15.2 dB, drain efficiency of 41.5%, and ACPR of -33 dBc under 1-carrier W-CDMA conditions at Tcase = 25 °C. It exhibits excellent ruggedness, capable of withstanding VSWR up to 10:1, and provides over 100 MHz video bandwidth.

Feature Summary

• Designed for low memory effects to provide excellent pre-distortability
• Internally matched for ease of use in RF circuits
• Integrated ESD protection compliant with C2A and HBM Class 2 standards
• Decoupling leads enable improved video bandwidth for complex modulation signals

Applications

• RF power amplifier for W-CDMA base stations
• Multi-carrier applications in the 2496 MHz to 2690 MHz frequency range
• Asymmetrical Doherty power amplifier configurations

Procurement Notes

Verify the specific ordering suffix against official Ampleon documentation to confirm exact packaging or handling specifications. Ensure compatibility with the SOT1258-4 package outline dimensions during PCB layout. Confirm RoHS compliance status as per Directive 2002/95/EC requirements before final integration into production systems.

Selection Notes

Select this component for high-efficiency Doherty architectures requiring robust load mismatch tolerance. Evaluate thermal resistance characteristics relative to the intended case temperature operating limits. Consider the internal matching network when designing input and output impedance circuits for optimal power transfer and stability.

Part Context

This part belongs to the BLC9G27XS series of power LDMOS transistors from Ampleon. It is specifically engineered for telecommunications infrastructure, offering a balance of high output power and linearity. The device utilizes advanced LDMOS technology to support modern wideband communication protocols efficiently.

Replacement Considerations

Consult official Ampleon substitution guides for verified equivalent models. Do not assume functional interchangeability with other LDMOS families without verifying pinout, impedance, and thermal parameters.

FAQ

What is the maximum Voltage Standing Wave Ratio (VSWR) the device can withstand?

The BLC9G27XS-380AVTZ can withstand a load mismatch corresponding to a VSWR of 10:1 through all phases under specified operating conditions.

Does the device include electrostatic discharge protection?

Yes, the device features integrated ESD protection, meeting Charged Device Model (CDM) Class C2A and Human Body Model (HBM) Class 2 standards.

What is the typical video bandwidth capability in Doherty operation?

The device demonstrates a typical video bandwidth of above 100 MHz in a Doherty test circuit at 2655 MHz.