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The EP7 Gate Drive Transformer is designed for isolated gate drive circuits used in modern high-efficiency power conversion systems. It provides reliable signal transfer between control and power stages, enabling safe and fast switching of MOSFET, IGBT, and SiC devices in high-frequency applications.
With a compact EP7 surface-mount structure, this transformer is optimized for tight PCB layouts and automated assembly processes. It supports isolated gate drive designs commonly used in half-bridge, full-bridge, LLC resonant, and synchronous rectification topologies.
The core structure is designed to maintain stable coupling performance under high dv/dt conditions, making it suitable for fast-switching power electronics where noise immunity and timing accuracy are critical.
Suitable for industrial SMPS, high-power DC-DC converters, and auxiliary power modules requiring isolated drive signals.
Used in AC motor drives, servo systems, and inverter circuits where precise switching control and electrical isolation are required.
Applied in solar inverters, energy storage systems, and EV charging equipment to ensure stable gate drive operation under high-power conditions.
Ideal for LLC resonant converters, half-bridge/full-bridge topologies, and high-frequency isolated power designs.
Physical Properties
| Order Code | n | L(μH) | ∫Udt(μVs) | VT(V(AC)) | Cww1(pF) | Ls(μH) |
| INF-EP7-750μH | 1:1:1 | 750 | 102 | 2500 | 11 | 4 |
| INF-EP7-750μH | 1:1 | 750 | 102 | 2500 | 11 | 4 |
| INF-EP7-735μH | 1.5:1:1 | 735 | 99 | 2500 | 11 | 3.5 |
| INF-EP7-750μH | 2:1:1 | 750 | 102 | 2500 | 11 | 4 |
| INF-EP7-1080μH | 2.5:1:1 | 1080 | 120 | 2500 | 11 | 5 |
| INF-EP7-1080μH | 3:1:1 | 1800 | 140 | 2500 | 11 | 7.5 |
Technical Specifications
| Main Category | Subcategory | Details |
| MOQ | Prototyping & Small-batch | 10 piece minimum order |
| Sample Service | Free proofing & custom service, 5 free samples (shipping at buyer’s cost) | |
| Bulk Order | 5,000 pieces and above with bulk pricing | |
| Lead Time | All Standard Components | Shipped within 5–7 working days |
| Custom Inductance / Pin Design (Sample) | Sample order confirmed within 5–7 working days | |
| Custom Inductance / Pin Design (Mass Order) | Shipped within 15–30 working days | |
| Payment Terms | Main Payment Term | T/T in advance, L/C at sight |
| Procurement Standard | Complies with global enterprise procurement standard for passive components | |
| Quality Deposit | No quality security deposit required | |
| Accepted Terms | FOB Shanghai / Nanjing / Hong Kong, T/T Advance | |
| Quality Assurance | Manufacturing Defects | Free replacement for issues caused by manufacturing defects |
| Inspection Report | Batch inspection reports available as certification upon customer request | |
| Packaging Specifications | Updated Packaging (2026) | Blister tray packaging; Sealed Tape & Reel for SMD products |
| Optional Packaging | Vacuum sealed packaging for customers with strict moisture-proof requirements |
