Digital Phase Shifter, PS-100M20G-8B-SFF-MIL-SM

Why It Matters

The PS-100M20G provides fast, precise phase control essential for modern phased‑array radar, 5G beamforming, and electronic warfare systems, enabling tighter performance margins and smaller system footprints.

Key Takeaways

• 0.1‑20 GHz coverage supports broadband radar and communications
• Full 0°‑360° phase range enables continuous beam steering
• 500 ns switching meets real‑time adaptive array requirements
• Compact 3.25‑in housing simplifies integration into space‑constrained platforms

Pulse Analysis

The market for digitally controlled phase shifters is expanding as 5G, satellite communications, and advanced radar systems demand finer beam steering and rapid re‑configuration. Traditional analog phase shifters struggle with speed and repeatability, prompting designers to adopt digital solutions that combine precision with programmability. Within this landscape, Planar Monolithics (PMI) positions its PS-100M20G-8B-SFF-MIL-SM as a versatile bridge between high‑frequency performance and practical integration.

Key to the PS-100M20G’s appeal is its broad frequency span of 0.1 GHz to 20 GHz, covering most microwave bands used in defense and commercial sectors. The device’s 13 dB insertion loss, while modest, is offset by its tight amplitude error of ±1 dB and phase‑shift error of ±5°, delivering reliable signal fidelity. A 500 nanosecond switching time places it among the fastest digital shifters, supporting real‑time adaptive array algorithms that require sub‑microsecond updates. Its –60 dBc spurious emission rating ensures compliance with stringent spectral masks, a critical factor for crowded spectrum environments.

Applications for the PS-100M20G extend across phased‑array antennas, electronic warfare suites, and test‑and‑measurement equipment. Its compact 3.25 in × 3.25 in × 0.84 in form factor and SMA connectors simplify board layout and reduce overall system volume, a decisive advantage for airborne and space‑constrained platforms. As industries push toward higher frequencies and tighter integration, devices like the PS-100M20G will likely become foundational components, driving next‑generation capabilities in beamforming, signal intelligence, and high‑throughput communications.