KYOCERA AVX’s has expanded its 3dB 90° hybrid couplers – the DB0402 adds a miniature 0402 size package to the family which already includes the DB0603, and DB0805 series – engineered to meet the growing demands of high-frequency wireless systems across industrial, automotive, telecommunications, and telemetry sectors. As wireless technologies continue to advance at pace, the need for components that can deliver consistent, high-frequency performance in ever-smaller footprints has never been greater. The DB series from KYOCERA AVX answers this call with a robust, space-saving solution that doesn’t compromise on power or precision.
These hybrid couplers are special four-port directional couplers designed to split input signals into two equal-amplitude outputs with a 90° phase shift, enabling precise signal control and monitoring in compact RF systems. With their miniature footprints, robust construction, and excellent electrical performance, the DB series couplers are ideal for next-generation wireless infrastructure and compact embedded designs.
DB0402 Series – Ultra-Miniature, High-Precision
The DB0402 3dB LGA Coupler is based on thin-film multilayer technology. The technology provides a miniature part with excellent high frequency performance and rugged construction for reliable automatic assembly. The DB0402 Coupler is offered in a variety frequency bands compatible with various types of high frequency wireless systems.
The DB0402 series is the smallest in the lineup, measuring just 0.040” x 0.023” x 0.014”. Despite its size, it delivers exceptional performance across 3,000–4,100MHz, with:
Its compact form factor and compatibility with automated assembly make it ideal for space-constrained applications such as mobile devices, GPS modules, and compact base stations
DB0603 Series – Versatile and Rugged
The DB0603N 3dB 90° Coupler is based on thin-film multilayer technology. The technology provides a miniature part with excellent high frequency performance and rugged construction for reliable automatic assembly. The RFAP LGA 3dB 90° Coupler is offered in a variety of frequency bands compatible with various types of high frequency wireless systems.
The DB0603N series builds on the DB0402's strengths with a slightly larger footprint (0.060” x 0.030”) and broader frequency coverage from 2GHz to 6GHz. It offers:
Typical applications is balanced amplifiers and signal distribution in wireless communications, LANs, GPS, vehicle location systems, and signal distribution networks. Its rugged multilayer thin-film construction ensures reliable performance in harsh environments and high-density PCBs
DB0805 Series – High Power, Broad Compatibility
The DB0805 SMD 3dB 90° Coupler is based on thin-film multilayer technology. The technology provides a miniature part with excellent high frequency performance and rugged construction for reliable automatic assembly. The ITF 3dB 90° Coupler is offered in a variety of frequency bands compatible with various types of high frequency wireless systems.
The DB0805 series is designed for applications requiring higher power handling and broader frequency compatibility. With a footprint of 0.080” x 0.050”, it supports:
This makes the DB0805 ideal for 5G infrastructure, SATCOM, RF amplifiers, and MIMO antenna systems where performance and reliability are critical
The DB series of 3dB 90° hybrid couplers exemplifies KYOCERA AVX’s dedication to pushing the boundaries of RF component design. Whether you’re developing infrastructure for next-gen wireless networks or designing compact, high-performance modules for industrial or automotive use, these hybrid couplers offer a compelling combination of performance, size, and ease of integration.
To support the evaluation and design-in process, Anglia are offering customers FREE samples of the DB0402, DB0603 and DB0805 series of 90° hybrid couplers from KYOCERA AVX, please fill in the form below to register your interest now.
Free samples are subject to availability.
The STM32WBA wireless microcontroller family from STMicroelectronics brings designers the performance, efficiency, and security required for Bluetooth® Low Energy enabled applications.
Looking for a reliable way to monitor liquid levels in your next design? The Sensata Cynergy3 RSF Series float switches provide dependable point-level detection for water, fuels, chemicals, oils and other liquids, helping engineers improve system safety while reducing maintenance and downtime.
The HIROSE BM54 series floating board‑to‑board connector is designed to absorb real‑world tolerances without sacrificing density.
As embedded systems continue to evolve, designers are increasingly challenged to deliver higher performance, stronger security, and longer battery life within increasingly compact products. Whether developing industrial sensors, smart building controls, healthcare devices, or connected IoT endpoints, selecting the right microcontroller is critical to achieving design goals. The latest STM32U3 microcontroller families from STMicroelectronics have been developed to address these challenges, combining modern processing capability with an energy-conscious architecture.
In today’s fast moving electronics world, robust circuit protection is essential for ensuring long-term reliability and safety. Taiwan Semiconductor’s latest snapback (Super Clamp) TVS technology incorporated into the LTD7S24CAH device marks a significant step forward in protecting sensitive circuits from transient voltage events.
STMicroelectronics have introduced the L6986I device, a high-performance synchronous buck converter that is designed for use in applications that require isolated power conversion.
HARTING has launched the new D-Sub PushPull housings. Designed to improve efficient and process-safe handling, the HARTING D-Sub PushPull transforms a well-known connector family into a simplified solution. The PushPull locking mechanism significantly improves the assembly process and reduces installation and maintenance time by up to 50%.