400-4200MHz Surface Mount Isolator

Engineered for precision and reliability, our Surface Mount Isolator (Model: 5o04200) delivers exceptional performance across a broad frequency range of 400–4200MHz. Featuring compact dimensions (Φ20.4×8.6mm) and SMT compatibility, this isolator minimizes board space while maximizing integration efficiency. With ultra-low insertion loss (as low as 0.25dB) and high isolation (up to 25dB), it ensures optimal signal integrity and robust protection for sensitive components. Designed to operate in harsh environments (-40°C to +85°C), this isolator maintains a 50Ω impedance and supports high forward power handling (60W), making it ideal for demanding RF systems.
Key Advantages:
• Broadband Coverage: Seamless operation from 400MHz to 4.2GHz.
• High Isolation & Low Loss: Critical for preserving signal quality.
• SMT Design: Enables automated reflow soldering (≤260°C) for scalable production.
• Compact Form Factor: Perfect for space-constrained applications.
Ideal Use Cases:
1. 5G Base Stations: Protect power amplifiers in sub-6GHz massive MIMO systems.
2. IoT/Wireless Modules: Enhance reliability in LPWAN and cellular IoT devices.
3. Aerospace Telemetry: Ensure stable data links in UAVs and avionics.
4. Test & Measurement Equipment: Safeguard vector network analyzers and signal generators.
Upgrade your RF chain with industry-leading isolation technology. Explore technical details and customization options at