MCT8317A datasheet(115/161 Pages) TI1

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Table 8-31. FAULT_CONFIG2 Register Field Descriptions (continued)

Bit

Field

Type

Reset

Description

23-21

LOSS_SYNC_TIMES

R/W

Number of times sync lost for loss of sync lock fault

0h = Trigger after losing sync 2 times

1h = Trigger after losing sync 3 times

2h = Trigger after losing sync 4 times

3h = Trigger after losing sync 5 times

4h = Trigger after losing sync 6 times

5h = Trigger after losing sync 7 times

6h = Trigger after losing sync 8 times

7h = Trigger after losing sync 9 times

20-18

NO_MTR_THR

R/W

No motor lock current threshold (No motor lock current threshold (A)

= NO_MTR_THR / CSA_GAIN)

0h = 0.005 V

1h = 0.0075 V

2h = 0.010 V

3h = 0.0125 V

4h = 0.020 V

5h = 0.025 V

6h = 0.030 V

7h = 0.04 V

MAX_VM_MODE

R/W

0h = Latch on Overvoltage

1h = Automatic clear if voltage in bounds

16-14

MAX_VM_MOTOR

R/W

Maximum voltage for running motor

0h = No Limit

1h = 10.0 V

2h = 12.0 V

3h = 14.0 V

4h = 16.0 V

5h = 18.0 V

6h = 19.0 V

7h = 20.0 V

MIN_VM_MODE

R/W

0h = Latch on Undervoltage

1h = Automatic clear if voltage in bounds

12-10

MIN_VM_MOTOR

R/W

Minimum voltage for running motor

0h = No Limit

1h = 5.0 V

2h = 6.0 V

3h = 7.0 V

4h = 8.0 V

5h = 9.0 V

6h = 10.0 V

7h = 12.0 V

9-7

AUTO_RETRY_TIMES

R/W

Number of automatic retry attempts

0h = No Limit

1h = 2

2h = 3

3h = 5

4h = 7

5h = 10

6h = 15

7h = 20

6-4

LOCK_MIN_SPEED

R/W

Speed below which lock fault is triggered

0h = 0.5 Hz

1h = 1 Hz

2h = 2 Hz

3h = 3 Hz

4h = 5 Hz

5h = 10 Hz

6h = 15 Hz

7h = 25 Hz

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MCT8317A

SLLSFQ2 – JANUARY 2023

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