Latest from Polaris
Press releases, new literature, media coverage, and events — including live updates from the flight-heritage experiment aboard the International Space Station.
Polaris Semiconductor Powers Up Space Flight Heritage Experiment Aboard the International Space Station
Polaris's ELR space qualification experiment aboard the ISS is now operational, with over 1000 hours of on-orbit data since power-up on January 8, 2026.
Polaris Semiconductor Publishes Application Note on Adaptive Dual-Mode Regulation for Multi-Source Power Systems
New app note PSAN004 shows how a single BK301D33L ELR adaptively serves USB and Li-Ion battery inputs with high efficiency and sub-microvolt output noise.
Polaris Semiconductor Releases Guide to Scaling Output Current with Parallel Enhanced Linear Regulators
Application Note PSAN003 details validated parallel configurations for buck and boost ELRs, letting designers scale output current to 2A and beyond.
Polaris Semiconductor Releases Application Note Demonstrating All-Linear Li-Ion Battery Charging and Boost Solution for Noise-Sensitive Applications
Application Note PSAN002 pairs the BT291D50M boost ELR with TI's BQ25185 charger in an all-linear, spur-free 5V reference design for single-cell Li-ion systems.
Polaris Semiconductor Flight Hardware Successfully Reaches International Space Station
JAXA's HTV-X1 spacecraft has docked with the ISS, delivering Polaris flight hardware for space-based validation of its switching-free power technology.
Polaris Semiconductor Unveils Application Note on Switching-Free Boost Regulators
A new application note details a compact, all-linear boost design using the BT291D50M to step a single lithium cell up to a regulated 5V output.
Polaris Semiconductor Taps Technology Executive John Morgan for Advisory Board to Steer Corporate Strategy
Polaris Semiconductor appoints technology executive John Morgan to its advisory board as the company shifts from R&D to full-scale commercialization.
Beyond the Datasheet: A Conversation with Polaris Semiconductor Founder Matthew Lumb
Founder and CEO Matthew Lumb sits down with Power Electronics News' Wine Down Friday interview series to share the story behind Polaris Semiconductor.
Polaris Semiconductor's Breakthrough ELR Technology Featured in Power Electronics News
Power Electronics News explores Polaris's photon-enhanced ELR technology, pairing linear-regulator quiet with 60-85% efficiency and no switching noise.
Polaris Semiconductor to Showcase High-Efficiency, Low-Noise Power Solutions at SmallSat 2025
Polaris will exhibit its Enhanced Linear Regulator technology at the 39th Annual Small Satellite Conference, August 10-13, 2025, in Salt Lake City — Booth T2.
Polaris Semiconductor Appoints Semiconductor and Aerospace & Defense Veteran Anton Quiroz to Advisory Board
Anton Quiroz, co-founder and former CEO of Apogee Semiconductor, joins the Polaris advisory board ahead of the company's first space heritage mission.
Polaris Semiconductor White Paper Featured in How2Power Newsletter
How2Power editor David Morrison spotlights Polaris's white paper on high-efficiency buck and boost conversion without switching in the June 2025 newsletter.
Polaris Semiconductor DC Voltage Regulators to Undergo On-Orbit Validation Aboard ISS Mission
Polaris's switching-free DC voltage regulators will launch to the ISS aboard JAXA's HTV-X1 for their first on-orbit validation on the MISSE-21 platform.
Rethink Your DC Power Design: Discover the Polaris ELR Advantage in Our New White Paper!
Polaris's new white paper details how its patented photon-enhanced ELR technology delivers efficient buck and boost conversion with ultra-low noise, no switching.
Polaris Semiconductor's ISS Project: One Giant Leap Closer to Launch!
Polaris's ISS telemetry testboards are assembled and headed to Aegis Aerospace for launch testing and integration ahead of the MISSE-21 mission in early 2025.
Shooting for the Stars: Polaris Semiconductor Chips to Take Flight!
Polaris partners with Aegis Aerospace to fly its low-noise, radiation-tolerant DC voltage regulators to the ISS for testing in the space environment.
Polaris Semiconductor is attending Satellite 2024
Polaris Semiconductor is exhibiting at Satellite 2024 — visit booth 948 for a live demo of our latest ultra-low noise, inductor-less buck and boost devices.
Polaris Semiconductor is attending SpaceCom 2024
Polaris Semiconductor is exhibiting at SpaceCom 2024, January 30 – February 1 at the Orange County Convention Center in Orlando, FL — visit booth 902.
Dr. Kenneth Schmieder joins the Polaris Semiconductor team
Dr. Kenneth Schmieder joins Polaris Semiconductor as Chief Technology Officer and Principal Device Scientist, bringing over a decade of R&D experience.
Polaris Semiconductor presenting at CMSE Conference 2023
Polaris presents its switching-free DC voltage conversion technology for military and aerospace applications at CMSE 2023 in Los Angeles, April 25-27.
Polaris Semiconductor exhibiting at Satellite 2023, Washington DC
Polaris Semiconductor will showcase its latest power management ICs for satellite applications at Satellite 2023, March 13-16, booth 1154 in Washington, DC.
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