DRV11873 Datasheet, PDF (6/16 Pages) Texas Instruments – 12-V, 3-PHASE, SENSORLESS BLDC MOTOR DRIVER

DRV11873
SLWS237 – NOVEMBER 2012
RD
over recommended operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
I_RD-SINK
I_RD-short
RD pin sink current
RD pin short current limit
V_RD = 0.3 V
V_RD = 12 V
FR and FS
over recommended operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
V_FR-IH
V_FR-IL
V_FS-th
High-level input voltage
Low-level input voltage
FS set threshold voltage
V_CC ≥ 4.5 V
V_CC ≥ 4.5 V
V_CC ≥ 4.5 V
V5
over recommended operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
V5
5V LDO voltage
I_V5
5V LDO load current
V_CC = 12 V
V_CC = 12 V
Lock Protection
over recommended operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
T_LOCK-ON
Lock detect time
FS = 0
FS = 1
T_LOCK-OFF
Lock release time
FS = 0
FS = 1
Current Limit
over recommended operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
Current limit
CS pin to GND resistor = 3.3 kΩ
Thermal Shutdown
over recommended operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
T_SDN
Shut down temperature threshold
Shut down temperature
Hysteresis
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MIN
TYP
MAX UNIT
5
mA
20
25 mA
MIN
TYP
MAX UNIT
2.3
V
0.8 V
2.3
0.8 V
MIN
TYP
MAX UNIT
4.75
5
5.25 V
20
mA
MIN
0.875
0.437
4.375
2.187
TYP
1.25
0.625
6.25
3.125
MAX
1.625
0.812
8.125
4.06
UNIT
s
s
MIN
TYP
MAX UNIT
1.7
2
2.3 A
MIN
TYP
MAX UNIT
160
°C
10
6
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