1011GN-1600VG

Overview

The Microchip Technology 1011GN-1600VG is a GaN on SiC HEMT transistor designed for L-band avionics applications at 1030/1090 MHz. It delivers over 1600 Watts of pulsed output power with greater than 18.5 dB gain and over 70% drain efficiency under 32us pulse width and 2% duty cycle conditions. The device operates at 50V or 52V drain bias, features an internally matched common source architecture, and utilizes gold metallization with eutectic attach for high reliability within the 55-Q11A Gemini package.

Feature Summary

• Internally pre-matched single-ended design optimized for minimal footprint and simplified biasing
• High-power density capability exceeding 1600 Watts pulsed output in a compact industry-standard Gemini package
• Robust construction utilizing gold metallization and eutectic attachment for superior ruggedness
• Low thermal resistance enabling efficient heat dissipation under specified pulsed operating conditions

Applications

• Mode-S Extended Length Message (ELM) transponders
• Identification Friend or Foe (IFF) systems
• L-band avionics radar amplifiers
• Air traffic control secondary surveillance radar

Procurement Notes

Verify that the specific revision matches the engineering datasheet requirements for your RF layout. Confirm compatibility with Roger Duroid 6010 substrate materials if referencing the provided test circuit. Ensure thermal management solutions support the maximum junction temperature rating during operation. Validate that gate-source voltage limits are strictly observed to prevent device degradation.

Selection Notes

Select this component when designing high-efficiency L-band avionics amplifiers requiring substantial pulsed power output. The internal matching network simplifies impedance tuning compared to unmatched devices. Consider the 55-Q11A package dimensions for PCB layout constraints. Evaluate thermal resistance specifications against your cooling infrastructure capabilities to maintain safe operating temperatures.

Part Context

This device belongs to Microchip's L-band avionics transistor portfolio, specifically engineered for 1030/1090 MHz frequencies. It represents a high-performance solution for next-generation air traffic control and aircraft identification systems. The technology leverages Gallium Nitride on Silicon Carbide to achieve superior power density and efficiency compared to traditional semiconductor technologies in this frequency range.

Replacement Considerations

Consult Microchip technical support for direct cross-reference alternatives. Verify pinout compatibility and thermal characteristics before substituting with other manufacturers' parts. Ensure any replacement meets the same pulsed power and efficiency requirements for avionics certification.