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| DRV10975 Datasheet, PDF (6/57 Pages) Texas Instruments – 12-V, Three-Phase, Sensorless BLDC Motor Driver | |||
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DRV10975
SLVSCP2 â JANUARY 2015
8.5 Electrical Characteristics
over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
SUPPLY CURRENT (DRV10975)
IVcc
Supply current
IVccSTBY Standby current
TA = 25°C; sleepDis = 1; SPEED = 0 V;
V(VCC) = 12 V; buck regulator
TA = 25°C; sleepDis = 1; SPEED = 0 V;
V(VCC) = 12 V; linear regulator
TA = 25°C; SPEED = 0 V; V(VCC) = 12 V;
standby mode device; buck regulator
TA = 25°C; SPEED = 0 V; V(VCC) = 12 V;
standby mode device; linear regulator
SUPPLY CURRENT (DRV10975Z)
IVcc
Supply current
TA = 25°C; sleepDis = 1; SPEED = 0 V;
Vcc = 12 V; buck regulator
TA = 25°C; sleepDis = 1; SPEED = 0 V;
Vcc = 12 V; linear regulator
IVccSLEEP Sleep current
TA = 25°C; SPEED = 0 V; V(VCC) = 24 V;
sleep mode device
UVLO
VUVLO_R
VUVLO_F
VUVLO_HYS
UVLO threshold voltage
UVLO threshold voltage
UVLO threshold voltage
hysteresis
Rise threshold, TA = 25°C
Fall threshold, TA = 25°C
TA = 25°C
LDO OUTPUT
V(VCC) = 12 V, TA = 25°C, VregSel = 0,
5-mA load
V3P3
IV3P3_MAX Maximum load from V3P3
V1P8
STEP-DOWN REGULATOR
V(VCC) = 12 V, TA = 25°C, VregSel = 1,
V(VREG) < 3.3 V, 5-mA load
V(VCC) = 12 V, TA = 25°C, VregSel = 1,
V(VREG) ⥠3.3 V, 5-mA load
V(VCC) = 12 V, TA = 25°C
V(VCC) = 12 V, TA = 25°C, VregSel = 0
V(VCC) = 12 V, TA = 25°C, VregSel = 1
VREG
Regulator output voltage
VREG_L
Regulator output voltage
(linear mode)
IREG_MAX Maximum load from VREG
INTEGRATED MOSFET
TA = 25ËC; VregSel = 0, LSW = 47 µH,
CSW = 10 µF, Iload = 50 mA
TA = 25ËC; VregSel = 1, LSW = 47 µH,
CSW = 10 µF, Iload = 50 mA
TA = 25°C, VregSel = 0, RSW = 39 â¦,
CSW = 10 µF
TA = 25°C, VregSel = 1, RSW = 39 â¦,
CSW = 10 µF
TA = 25°C, LSW = 47 µH, CSW = 10 µF
RDSON
Series resistance (H + L)
TA = 25ËC; V(VCC) = 12 V; V(VCP) = 17 V;
Iout = 1 A
SPEED â ANALOG MODE
VAN/A_FS
VAN/A_ZS
tSAM
VAN/A_RES
Analog full speed voltage
Analog zero speed voltage
Analog speed sample period
Analog voltage resolution
MIN
TYP
5
11
4.5
9
5
11
80
5.2
5.6
5
5.5
100
200
3
3.3
V(VREG) â 0.3 V(VREG) â 0.1
3
3.3
5
1.6
1.78
1.6
1.78
4.5
5
3.06
3.4
5
3.4
100
V(V3P3) Ã 0.9
100
320
5.8
www.ti.com
MAX UNIT
7
mA
6
mA
7
mA
150 µA
6.5 V
5.8 V
400 mV
3.6
V(VREG)
V
3.6
mA
2
V
2
5.5
V
3.6
V
V
mA
1Ω
V
mV
µs
mV
6
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Copyright © 2015, Texas Instruments Incorporated
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