PREMO, a leading global manufacturer of inductive components, proudly announces the expansion of its Flyback Transformers series, a comprehensive line of flyback transformers engineered for high-performance power conversion in EV/PHV onboard chargers, AC/DC & DC/DC converters, and industrial/medical systems. 

Flyback transformers are essential components in isolated power supply architectures, providing efficient voltage transformation with galvanic isolation. PREMO’s Flyback series responds to the rising demand for compact, high-efficiency solutions across the electric mobility and industrial automation sectors. 

“Our expanded FLYT series is the result of continued innovation to meet the evolving needs of e-mobility, industrial power supplies, and compact embedded systems,” said Miguel Gómez, Mobility Power System Director at PREMO. “We have focused on compactness, multi-output flexibility, thermal stability, and standard compliance to ensure global compatibility.”  said David Martinez, Category Design Leader at PREMO.

Highlights: 

High-Power Flyback Transformers for EV Charging 

• FLYT–001 / FLYT–002 / FLYT–003 – Designed for EV/PHV and 3-phase battery chargers up to 11kW, operating at 100kHz, with multi-output topologies and reinforced insulation. 

Quasi-Resonant Transformers 

• FLYT–004 / FLYT–005 – Operating from 50kHz to 300kHz, optimized for quasi-resonant flyback applications, featuring 15–17.5µH inductance and high isolation. 

High-Frequency SMD Transformers 

• FLYT–006 / FLYT–007 – Surface-mount transformers operating at 480kHz, ideal for continuous-mode flyback topologies with limited space requirements. 

Mid & Low Power Transformers 

• FLYT–008 to FLYT–011 – Suitable for power levels from 1.5W to 25W, used in xEV mainboards and compact AC/DC converter systems. 

Automotive Auxiliary Power Transformers 

• FLYT–012 / FLYT–013 / FLYT–015 – Designed for auxiliary power management in electric vehicles, offering multi-voltage outputs with robust thermal and mechanical performance. 

Industrial & Medical Use 

• FLYT–014 – Operates at 130kHz with 25Vdc/1.8A output, designed for 300–400Vdc input in industrial and medical-grade applications. 

Relevance to the Magnetics Industry 

The launch of the Flyback series is a significant milestone in the magnetics industry, reflecting the rapid evolution of power electronics and the demand for highly efficient, compact, and reliable magnetic components. As the world accelerates its shift toward electrified transportation, smart energy, and compact industrial automation, flyback transformers play a crucial role in enabling isolated power supplies in constrained environments. 

PREMO’s products aligned with key industry trends: 

• The increasing adoption of SiC and GaN-based converters, which require high-frequency magnetic components that can operate efficiently at elevated switching speeds. 

• Rising demand for multi-output transformer designs that reduce the need for multiple discrete components. 

• Greater focus on thermal performance, miniaturization, and EMI suppression in automotive and industrial power systems.  

By integrating reinforced insulation, optimized core materials, and application-specific winding topologies, PREMO strengthens its leadership in the high-performance magnetics market, offering global OEMs and power designers a competitive edge in both innovation and supply reliability. 

✅ Key Features at a Glance: 

• Frequency range: 50kHz to 480kHz 

• Power range: 1.5W to 11kW 

• Supports multi-output, continuous, and quasi-resonant modes 

• Compliance with UL94, RoHS, and AEC-Q200 (select models) 

• Available in SMD and through-hole formats 

• Optimized for thermal efficiency, EMI suppression, and compact designs