Infineon 1EDI60N12AFXUMA1: High-Performance Single-Channel EiceDRIVER Coreless Transformer Gate Driver

In the realm of power electronics, the efficiency, size, and reliability of systems are paramount. Gate drivers play a critical role in this landscape, acting as the crucial interface between a low-power controller and the high-power switch, such as an IGBT or MOSFET. The Infineon 1EDI60N12AFXUMA1 represents a significant leap forward in gate driver technology, leveraging coreless transformer (CLT) isolation to deliver superior performance and robustness for a wide array of applications including industrial drives, solar inverters, and UPS systems.

This single-channel EiceDRIVER is engineered to drive switches in low-side, high-side, or half-bridge configurations. Its most distinguishing feature is the integrated coreless transformer technology for galvanic isolation. Unlike traditional optocoupler-based solutions or drivers with magnetic cores, the CLT design is immune to magnetic saturation and offers exceptional immunity to dV/dt noise, a common challenge in high-switching-frequency environments. This results in more stable and reliable operation, even under harsh industrial conditions.

The device boasts a high output current capability of up to 6 A (source) and 10 A (sink). This strong drive current ensures swift switching transitions, which is essential for minimizing switching losses in power semiconductors. Faster switching translates directly into higher system efficiency and reduced thermal stress, allowing for cooler operation and potentially smaller heatsinks.

Furthermore, the 1EDI60N12AF provides reinforced isolation up to 1200 V (UL 1577 certified), ensuring safe operation and protecting low-voltage control circuitry from high-voltage transients on the power side. It also incorporates a comprehensive suite of advanced protection features, including undervoltage lockout (UVLO) for both the primary and secondary sides, which prevents the power switch from operating in an inefficient or unsafe state. Its high common-mode transient immunity (CMTI > 200 kV/µs) ensures that the output remains stable despite rapid voltage swings across the isolation barrier, preventing catastrophic shoot-through in bridge topologies.

Housed in a compact DSO-8 package, this gate driver achieves a remarkable balance between high performance and a small footprint, aiding designers in creating more power-dense and compact systems.

ICGOODFIND: The Infineon 1EDI60N12AFXUMA1 stands out as a top-tier solution for modern power conversion designs. Its coreless transformer technology delivers unmatched noise immunity and reliability, while its high drive current and robust integrated protections ensure efficient and safe operation. For engineers designing high-performance systems, this driver is a compelling choice that simplifies design-in and enhances overall system resilience.

Keywords: Coreless Transformer, Galvanic Isolation, Gate Driver, High CMTI, EiceDRIVER.