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DRV8813_15 Datasheet, PDF (5/27 Pages) Texas Instruments – DRV8813 Dual-Bridge Motor Controller IC
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DRV8813
SLVSA72E – APRIL 2010 – REVISED OCTOBER 2015
6.3 Recommended Operating Conditions
over operating free-air temperature range (unless otherwise noted)
VM
VREF
IV3P3
fPWM
Motor power supply voltage(1)
VREF input voltage(2)
V3P3OUT load current
Externally applied PWM frequency
(1) All VM pins must be connected to the same supply voltage.
(2) Operational at VREF from 0 V to 1 V, but accuracy is degraded.
MIN
NOM
MAX UNIT
8.2
45
V
1
3.5
V
0
1
mA
0
100
kHZ
6.4 Thermal Information
THERMAL METRIC(1)
DRV8813
PWP (HTSSOP)
UNIT
28 PINS
RθJA
RθJC(top)
RθJB
ψJT
ψJB
RθJC(bot)
Junction-to-ambient thermal resistance
Junction-to-case (top) thermal resistance
Junction-to-board thermal resistance
Junction-to-top characterization parameter
Junction-to-board characterization parameter
Junction-to-case (bottom) thermal resistance
31.6
°C/W
15.9
°C/W
5.6
°C/W
0.2
°C/W
5.5
°C/W
1.4
°C/W
(1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application
report, SPRA953.
6.5 Electrical Characteristics
over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
POWER SUPPLIES
IVM
VM operating supply current
IVMQ
VM sleep mode supply current
VUVLO
VM undervoltage lockout voltage
V3P3OUT REGULATOR
VM = 24 V, fPWM < 50 kHz
VM = 24 V
VM rising
V3P3
V3P3OUT voltage
LOGIC-LEVEL INPUTS
IOUT = 0 to 1 mA
VIL
Input low voltage
VIH
Input high voltage
VHYS
Input hysteresis
IIL
Input low current
IIH
Input high current
RPD
Internal pulldown resistance
nFAULT OUTPUT (OPEN-DRAIN OUTPUT)
VIN = 0
VIN = 3.3 V
VOL
Output low voltage
IOH
Output high leakage current
DECAY INPUT
IO = 5 mA
VO = 3.3 V
VIL
Input low threshold voltage
For slow decay mode
VIH
Input high threshold voltage
For fast decay mode
IIN
Input current
RPU
Internal pullup resistance (to 3.3 V)
RPD
Internal pulldown resistance
MIN
TYP
MAX UNIT
5
8 mA
10
20
μA
7.8
8.2
V
3.2
3.3
3.4
V
0.6
0.7
V
2.2
5.25
V
0.3
0.45
0.6
V
–20
20
μA
100
μA
100
kΩ
0.5
V
1
μA
0
0.8
V
2
V
±40
µA
130
kΩ
80
kΩ
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