Datasheet
DRV8802
SLVSAM9C –APRIL 2011–REVISED AUGUST 2013
www.ti.com
ELECTRICAL CHARACTERISTICS
over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
POWER SUPPLIES
I
VM
VM operating supply current V
M
= 24 V, f
PWM
< 50 kHz 5 8 mA
I
VMQ
VM sleep mode supply current V
M
= 24 V 10 20 μA
V
UVLO
VM undervoltage lockout voltage V
M
rising 7.8 8.2 V
V3P3OUT REGULATOR
IOUT = 0 to 1 mA, V
M
= 24 V, T
J
= 25°C 3.18 3.30 3.42
V
3P3
V3P3OUT voltage V
IOUT = 0 to 1 mA 3.10 3.30 3.50
LOGIC-LEVEL INPUTS
V
IL
Input low voltage 0.6 0.7 V
V
IH
Input high voltage 2 5.25 V
V
HYS
Input hysteresis 0.45 V
I
IL
Input low current VIN = 0 –20 20 μA
I
IH
Input high current VIN = 3.3 V 100 μA
nFAULT OUTPUT (OPEN-DRAIN OUTPUT)
V
OL
Output low voltage I
O
= 5 mA 0.5 V
I
OH
Output high leakage current V
O
= 3.3 V 1 μA
DECAY INPUT
V
IL
Input low threshold voltage For slow decay mode 0 0.8 V
V
IH
Input high threshold voltage For fast decay mode 2 V
I
IN
Input current ±40 µA
H-BRIDGE FETS
V
M
= 24 V, I
O
= 1 A, T
J
= 25°C 0.63
R
DS(ON)
HS FET on resistance Ω
V
M
= 24 V, I
O
= 1 A, T
J
= 85°C 0.76 0.90
V
M
= 24 V, I
O
= 1 A, T
J
= 25°C 0.65
R
DS(ON)
LS FET on resistance Ω
V
M
= 24 V, I
O
= 1 A, T
J
= 85°C 0.78 0.90
I
OFF
Off-state leakage current –20 20 μA
MOTOR DRIVER
f
PWM
Internal PWM frequency 50 kHz
t
BLANK
Current sense blanking time 3.75 μs
t
R
Rise time V
M
= 24 V 100 360 ns
t
F
Fall time V
M
= 24 V 80 250 ns
t
DEAD
Dead time 400 ns
t
DEG
Input deglitch time 1.3 2.9 µs
PROTECTION CIRCUITS
I
OCP
Overcurrent protection trip level 1.8 5 A
t
TSD
Thermal shutdown temperature Die temperature 150 160 180 °C
CURRENT CONTROL
I
REF
xVREF input current xVREF = 3.3 V –3 3 μA
xVREF = 3.3 V, 100% current setting 635 660 685
V
TRIP
xISENSE trip voltage xVREF = 3.3 V, 71% current setting 445 469 492 mV
xVREF = 3.3 V, 38% current setting 225 251 276
A
ISENSE
Current sense amplifier gain Reference only 5 V/V
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