This device is a buffer- or inverter-based gate driver for IGBT and MOSFET power switches. The NCD57081B variant is described as a galvanically isolated driver with 6.5 A peak drive capability in a compact 8-pin package. It is intended for low-end cost and board-space-sensitive isolated gate-drive applications.
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Onsemi NCD57081B technical specifications.
| Driver Type | Buffer or inverter based IGBT/MOSFET driver |
| Peak Output Current | 6.5A |
| Isolation | Galvanic isolation |
| Package | PDSO8 |
| Application | IGBT and MOSFET gate driving |
