High Frequency Gain Blocks

A high-frequency gain block is a broadband, internally-matched amplifier engineered for use above 6 GHz — the regime where every millimeter of trace, every via stub, and every matching component contributes meaningful loss. Internal matching means the part presents a 50 Ω interface to the PCB without external L/C networks, which is the only practical way to get a flat, repeatable response at C-band, X-band, Ku-band, and beyond.

Selection at high frequencies pivots on different priorities than at sub-6 GHz: gain flatness across the operating band (matching networks roll off fast), OIP3 and OP1 for satellite and microwave-link transmit chains, and thermal performance (high-frequency parts dissipate more per unit area). Package parasitics also matter — smaller, lower-inductance packages dominate the millimeter-wave portfolio.

Typical applications include point-to-point microwave backhaul, C/X/Ku/Ka-band satellite communications transmit and receive chains, defense radar and EW receivers, and 5G millimeter-wave infrastructure. AEC-Q100 grade-2 qualified variants are denoted with a "-W" suffix.

The table below lists the active high-frequency gain block portfolio sorted by SKU, with frequency range, gain, OIP3, OP1, and package. Click any SKU for the full data sheet, S-parameters, and reference designs.