DRV8802-Q1_15 Datasheet, PDF (6/26 Pages) Texas Instruments – DRV8802-Q1 Automotive DC Motor-Driver IC

DRV8802-Q1
SLVSCI2A – JUNE 2014 – REVISED JUNE 2014
6.5 Electrical Characteristics
over operating free-air temp range of -40°C to 125°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
POWER SUPPLIES
I_(VMx)
I_{(VMx_Q)}
V_(UVLO)
VMx operating supply current
VMx sleep mode supply current
VMx undervoltage lockout
voltage
V_(VMx) = 24 V, ƒ_(PWM) < 50 kHz
V_(VMx) = 24 V
V_(VMx) rising
V3P3OUT REGULATOR
V_(V3P3OUT) V3P3OUT voltage
LOGIC-LEVEL INPUTS
I_O = 0 to 1 mA
V_IL
Input low voltage
V_IH
Input high voltage
V_hys
Input hysteresis
I_IL
Input low current
I_IH
Input high current
nFAULT OUTPUT (OPEN-DRAIN OUTPUT)
V_I = 0
V_I = 3.3 V
V_OL
Output low voltage
I_OH
Output high leakage current
DECAY INPUT
I_O = 5 mA
V_O = 3.3 V
V_IL
Input low threshold voltage
V_IH
Input high threshold voltage
I_I
Input current
H-BRIDGE FETS
For slow decay mode
For fast decay mode
r_DS(on)
HS FET on resistance
r_DS(on)
LS FET on resistance
I_lkg(OFF)
Off-state leakage current
MOTOR DRIVER
V_M = 24 V, I _O = 1 A, T_J = 25°C
V_M = 24 V, I_O = 1 A, T_J = 85°C
V_M = 24 V, I_O = 1 A, T_J = 125°C
V_M = 24 V, I_O = 1 A, T_J = 25°C
V_M = 24 V, I_O = 1 A, T_J = 85°C
V_M = 24 V, I_O = 1 A, T_J = 125°C
ƒ_(PWM)
Internal PWM frequency
t_(blank)
Current-sense blanking time
t_r
Rise time
t_f
Fall time
t_(dead)
Dead time
PROTECTION CIRCUITS
V_M = 24 V
V_M = 24 V
I_(OCP)
Overcurrent protection trip level
T_(SD)
Thermal shutdown temperature
CURRENT CONTROL
Die temperature
I_(xVREF)
xVREF input current
V_(TRIP)
xISENSE trip voltage
G_(ISENx) Current sense amplifier gain
V_(xVREF) = 3.3 V
V_(xVREF) = 3.3 V, 100% current setting
V_(xVREF) = 3.3 V, 71% current setting
V_(xVREF) = 3.3 V, 38% current setting
Reference only
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MIN
TYP
MAX UNIT
5
8 mA
10
20
μA
7.8
8.2
V
3.1
3.3
2.1
0.45
–20
0
2
0.63
0.76
0.85
0.65
0.78
0.85
–20
50
3.75
100
80
400
1.8
150
160
–3
635
660
445
469
225
251
5
3.5
V
0.7
V
V
V
20
μA
100
μA
0.5
V
1
μA
0.8
V
V
±40
µA
0.9
Ω
1
0.9
Ω
1
20
μA
kHz
μs
360
ns
250
ns
ns
5
A
180
°C
3
μA
685
492 mV
276
V/V
6
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