ZHCSIN3A August 2018 – June 2019 DRV8350 , DRV8350R , DRV8353 , DRV8353R
PRODUCTION DATA.
Table 20 lists the example input parameters for the system design.
| EXAMPLE DESIGN PARAMETER | REFERENCE | EXAMPLE VALUE |
|---|---|---|
| Power supply voltage | VVM, VVDRAIN, VVIN | 48 V |
| MOSFET part number | MOSFET | CSD19535KCS |
| MOSFET total gate charge | Qg | 78 nC (typical) at VVGS = 10 V |
| MOSFET gate to drain charge | Qgd | 13 nC (typical) |
| Target output rise time | tr | 100 to 300 ns |
| Target output fall time | tf | 50 to 150 ns |
| PWM frequency | ƒPWM | 45 kHz |
| Buck regulator output voltage | VVCC | 3.3 V |
| Buck regulator output current | IVCC | 100 mA |
| Maximum motor current | Imax | 100 A |
| ADC reference voltage | VVREF | 3.3 V |
| Winding sense current range | ISENSE | –40 A to +40 A |
| Motor RMS current | IRMS | 28.3 A |
| Sense resistor power rating | PSENSE | 3 W |
| System ambient temperature | TA | –20°C to +60°C |