DRV8320_17 Datasheet, PDF (40/89 Pages) Texas Instruments – 6 to 60-V Three-Phase Smart Gate Driver

DRV8320, DRV8320R
DRV8323, DRV8323R
SLVSDJ3A – FEBRUARY 2017 – REVISED APRIL 2017
SO (V)
V_REF
V_LINEAR
V_VREF / 2
SP ± SN (V)
Figure 36. Bidirectional Current-Sense Output
SO
SO
VREF
V_VREF ± 0.25 V
V_{SO(range±)}
SP
AV
SN
I
R
SP ± SN
±0.3 V
±I × R
V_SO(off)max
V_OFF,
V_VREF / 2
V_DRIFT
0V
V_SO(off)min
V_SO(range+)
I×R
0.25 V
0.3 V
0V
Figure 37. Bidirectional Current Sense Regions
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