SLOSE70 December 2020 DRV8434S
PRODUCTION DATA
FAULT | CONDITION | CONFIGURATION | ERROR REPORT | H-BRIDGE | CHARGE PUMP | INDEXER | LOGIC | RECOVERY |
---|---|---|---|---|---|---|---|---|
VM undervoltage (UVLO) | VM < VUVLO
(max 4.35 V) | — | nFAULT / SPI | Disabled | Disabled | Disabled | Reset (VVM < 3.9 V) | Automatic: VM > VUVLO (max 4.45 V) |
VCP undervoltage (CPUV) | VCP < VCPUV (typ VM + 2 V) | — | nFAULT / SPI | Disabled | Operating | Operating | Operating | VCP > VCPUV (typ VM + 2.7 V) |
Overcurrent (OCP) | IOUT >
IOCP
(min 4 A) | OCP_MODE = 0b | nFAULT / SPI | Disabled | Operating | Operating | Operating | Latched: CLR_FLT / nSLEEP |
OCP_MODE = 1b | nFAULT / SPI | Disabled | Operating | Operating | Operating | Automatic retry: tRETRY | ||
Open Load (OL) | No load detected | EN_OL = 1b | nFAULT / SPI | Operating | Operating | Operating | Operating | Report only |
Stall Detection (STALL) | Stall / stuck motor | STL_REP = 0b | SPI | Operating | Operating | Operating | Operating |
CLR_FLT/ nSLEEP |
STL_REP = 1b | nFAULT / SPI | Operating | Operating | Operating | Operating | |||
Overtemperature Warning (OTW) | TJ > TOTW | TW_REP = 1b | nFAULT / SPI | Operating | Operating | Operating | Operating | Automatic: TJ < TOTW - THYS_OTW |
TW_REP = 0b | SPI | Operating | Operating | Operating | Operating | |||
Thermal Shutdown (OTSD) | TJ > TOTSD | OTSD_MODE = 0b | nFAULT / SPI | Disabled | Disabled | Operating | Operating | Latched: CLR_FLT / nSLEEP |
OTSD_MODE = 1b | SPI | Disabled | Disabled | Operating | Operating | Automatic: TJ < TOTSD -
THYS_OTSD |