Bourns Released CFG-A Series Current-Sense Resistors
The new metal-foil components support 12- to 48-volt architectures for automotive power electronics.
Updated on Oct. 12, 2026 in Electric Vehicles
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Bourns has launched its CFG-A Series of metal-foil current-sense resistors designed for automotive power electronics and motor drives. These components aim to provide accurate thermal current measurement within compact power modules.
Why it matters
The series addresses the growing demand for precise thermal monitoring in space-constrained automotive hardware. By supporting 12- to 48-V mild-hybrid architectures, these parts facilitate more efficient power management in modern vehicles.
The CFG-A Series resistors offer a maximum power rating of 2 W and are available in 0508 and 0612 footprints. The series supports 12- to 48-V architectures with a resistance range spanning 1 to 30 mΩ.
The players
Bourns
Bourns is a global manufacturer of electronic components, including sensors, circuit protection devices, and power conversion solutions.
The details
The components utilize a metal-foil sensing element paired with a wide-terminal construction to ensure reliable performance. Furthermore, the entire series is AEC-Q200-compliant, meeting the rigorous standards required for automotive-grade electronic components.
Timeline
The product release announcement occurred on October 12, 2026.
Roadmap
This release reflects the broader industry move toward standardizing compact, high-reliability components for electrified powertrains. It positions Bourns to compete in the increasingly dense market for mild-hybrid power management electronics.
These components will likely be integrated into future automotive motor drives and power systems to improve reliability and thermal efficiency. Drivers may see the indirect benefits of this technology in the form of more stable and durable vehicle performance.
The takeaway
Engineers designing automotive power systems should consider these compact resistors for their thermal accuracy and regulatory compliance. Proper selection of current-sense components remains critical to maintaining safety and efficiency in electrified hybrid vehicle architectures.
Further reading
For more background on the evolving power systems in modern transport, visit the Electric Vehicles section.
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Do you believe the growing complexity of modern automotive electronics increases your long-term vehicle maintenance costs?
