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High-Efficiency GaN Power Amplifiers
Delivering world-class RF performance with over 46% PAE for X-band radar systems.
Cutting-Edge MMIC Technology
Proven 20W/30W GaN MMIC HPA solutions optimized for defense and aerospace applications.
K-PA INC.
See us at Seoul ADEX 2025
We are a fabless RF semiconductor company specializing in GaN-on-SiC technologies for defense, aerospace, radar, satellite communications, and electronic warfare applications.
Yuseong-gu, Daejeon, South Korea
Aerospace
Products & Services
KX2-2046
K-PA Inc.
The KX2-2046 is an X-band high-power MMIC amplifier fabricated on the GaN-on-SiC process. It operates from 8.0 – 10.5 GHz and typically provides 20W saturated output power with power-added efficiency of 46%.
The KX2-2046 can support military and commercial radar systems. It is matched to 50Ω with integrated DC blocking capacitors on both RF input and output ports.
The KX2-2046 is 100% DC and RF tested on-wafer. It is available in chip form
**Key Features**
- Frequency Range: 8.0-11.5GHz
- Small Signal Gain: 26dB
- High Pout: 20W
- High PAE: 46%
- DC bias: Vd=28V @Idq=0.3A
- Pulsed Vg: PW=100µs, DC=10%
- Chip size: 2.95x1.66x0.1mm
The KX2-2046 can support military and commercial radar systems. It is matched to 50Ω with integrated DC blocking capacitors on both RF input and output ports.
The KX2-2046 is 100% DC and RF tested on-wafer. It is available in chip form
**Key Features**
- Frequency Range: 8.0-11.5GHz
- Small Signal Gain: 26dB
- High Pout: 20W
- High PAE: 46%
- DC bias: Vd=28V @Idq=0.3A
- Pulsed Vg: PW=100µs, DC=10%
- Chip size: 2.95x1.66x0.1mm
KX1-3046
K-PA Inc.
The KX1-3046 is an X-band high-power MMIC amplifier fabricated on the GaN-on-SiC process. It operates from 8.0 – 10.5 GHz and typically provides 30W saturated output power with power-added efficiency of 46%.
The KX1-3046 can support military and commercial radar systems. It is matched to 50Ω with integrated DC blocking capacitors on both RF input and output ports.
The KX1-3046 is 100% DC and RF tested on-wafer. It is available in chip form
**Key Features**
- Frequency Range: 8.0-10.5GHz
- Small Signal Gain: 28dB
- High Pout: 30W
- High PAE: 46%
- DC bias: Vd=28V @Idq=0.6A
- Pulsed Vg: PW=100µs, DC=10%
- Chip size: 2.95x3.1x0.1mm
The KX1-3046 can support military and commercial radar systems. It is matched to 50Ω with integrated DC blocking capacitors on both RF input and output ports.
The KX1-3046 is 100% DC and RF tested on-wafer. It is available in chip form
**Key Features**
- Frequency Range: 8.0-10.5GHz
- Small Signal Gain: 28dB
- High Pout: 30W
- High PAE: 46%
- DC bias: Vd=28V @Idq=0.6A
- Pulsed Vg: PW=100µs, DC=10%
- Chip size: 2.95x3.1x0.1mm
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About
We are a fabless RF semiconductor company specializing in GaN-on-SiC technologies for defense, aerospace, radar, satellite communications, and electronic warfare applications.
With over 24 years of accumulated expertise in RF semiconductors, our team has successfully delivered next-generation high-power amplifier solutions that combine high efficiency, wide bandwidth, and robust reliability.
By leveraging advanced GaN process technologies and strong partnerships with global foundries and packaging houses, K-PA offers state-of-the-art MMICs that meet the demanding requirements of modern radar and communication systems.
Our mission is to be a trusted partner in enabling secure, high-performance defense and aerospace systems, providing customers with export-compliant and production-ready RF power solutions.
With over 24 years of accumulated expertise in RF semiconductors, our team has successfully delivered next-generation high-power amplifier solutions that combine high efficiency, wide bandwidth, and robust reliability.
By leveraging advanced GaN process technologies and strong partnerships with global foundries and packaging houses, K-PA offers state-of-the-art MMICs that meet the demanding requirements of modern radar and communication systems.
Our mission is to be a trusted partner in enabling secure, high-performance defense and aerospace systems, providing customers with export-compliant and production-ready RF power solutions.
