DRV8711_15 Datasheet, PDF (6/44 Pages) Texas Instruments – DRV8711 Stepper Motor Controller IC

DRV8711
SLVSC40E – JUNE 2013 – REVISED MARCH 2015
6.5 Electrical Characteristics
over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
POWER SUPPLIES
I_VM
I_VMQ
V_UVLO
VM operating supply current
VM sleep mode supply current
VM undervoltage lockout voltage
VM = 24 V
VM = 24 V, SLEEPn = 0, T_A = 25°C
VM rising
VM falling
INTERNAL LINEAR REGULATORS
V₅
V5 output voltage
V_INT
VINT voltage
LOGIC-LEVEL INPUTS
VM ≥ 12 V, I_OUT = 1 mA – 10 mA
No external load – reference only
V_IL
Input low voltage
V_IH
Input high voltage
V_HYS Input hysteresis voltage
I_IL
Input low current
V_IN = 0 V
I_IH
Input high current
V_IN = 5 V
SDATAO, STALLn, FAULTn OUTPUTS (OPEN-DRAIN OUTPUTS)
V_OL
Output low voltage
I_OH
Output high leakage current
MOSFET DRIVERS
I_O = 5 mA
V_O = 3.3 V
V_OUTH
V_OUTL
High-side gate drive output voltage
Low-side gate drive output voltage
VM = 24 V, I_O = 100 μA
VM = 24 V, I_O = 100 μA
DTIME = 00
t_DEAD
Output dead time digital delay (dead ^{DTIME = 01}
time is enforced in analog circuits)
DTIME = 10
DTIME = 11
IDRIVEP = 00
I_OUTH
Peak output current gate drive
(source)
IDRIVEP = 01
IDRIVEP = 10
IDRIVEP = 11
IDRIVEN = 00
I_OUTl
IDRIVEN = 01
Peak output current gate drive (sink)
IDRIVEN = 10
IDRIVEN = 11
TDRIVEP = 00
t_DRIVE Peak current drive time (source)
TDRIVEP = 01
TDRIVEP = 10
TDRIVEP = 11
TDRIVEN = 00
t_DRIVE Peak current drive time (sink)
TDRIVEN = 01
TDRIVEN = 10
TDRIVEN = 11
MOTOR DRIVER
t_OFF
t_BLANK
PWM off time adjustment range
Current sense blanking time
Set by TOFF register
Set by TBLANK register
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MIN
TYP
17
65
7.1
6.3
4.8
5
1.7
1.8
1.5
300
–5
30
50
VM+10
10
400
450
650
850
50
100
150
200
100
150
200
400
250
500
1000
2000
250
500
1000
2000
0.5
0.5
MAX UNIT
20 mA
98 μA
8
V
5.2 V
1.9 V
0.8 V
V
mV
5 μA
70 μA
0.5 V
1 µA
V
V
ns
mA
mA
ns
ns
128 μs
5.12 μs
6
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