The M3966M is a high-performance, logic-level N-Channel power MOSFET designed for low-voltage, high-current applications. Utilizing advanced trench technology, it achieves an exceptionally low On-Resistance ($R_DS(on)$), making it a prime candidate for high-efficiency power management and DC-DC conversion systems.
| Parameter | Measured | Typical spec | Pass | |-----------|----------|--------------|------| | Ciss (VDS=25V, f=1MHz) | 680 pF | 700 pF | ✓ | | Coss | 150 pF | 160 pF | ✓ | | Crss | 45 pF | 50 pF | ✓ | | Qg (VDD=30V, ID=6A) | 18 nC | 20 nC | ✓ | m3966m mosfet verified
Switching test (resistive load, VDD=30V, ID=6A): In high-current rails (e
The extremely low channel resistance minimizes conduction losses ($P_cond = I^2R$). In high-current rails (e.g., 20A–30A), even a few milliohms of resistance can result in significant heat generation. The M3966M’s trench architecture pushes resistance down to the $1.7,\textm\Omega$ range, ensuring thermal management remains manageable even in dense PCB layouts. In high-current rails (e.g.