Match an electronic speed controller to a motor: current, voltage and switching headroom.
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Design brushless motor ESCs with MOSFET selection, loss analysis, and thermal management
| Technology | Rds(on) Factor | Gate Charge | Max Temp | Relative Cost | Best For |
|---|---|---|---|---|---|
| Silicon MOSFET | 1.0x | 1.0x | 150°C | 1.0x | General purpose |
| SiC MOSFET | 0.5x | 0.6x | 175°C | 3.0x | High voltage, EV |
| GaN FET | 0.3x | 0.3x | 150°C | 4.0x | High freq, compact |
| IGBT | 1.5x | 2.0x | 175°C | 1.2x | High power, low freq |