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| DRV8886AT Datasheet, PDF (5/40 Pages) Texas Instruments – 2-A Stepper Motor Driver With Integrated Current Sense and AutoTune Technology | |||
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www.ti.com
DRV8886AT
SLVSDO1 â JANUARY 2017
6.3 Recommended Operating Conditions
over operating free-air temperature range (unless otherwise noted)
MIN
VVM
Power supply voltage (VM)
8
VI
Input voltage (DECAY, DIR, ENABLE, M0, M1, nSLEEP, STEP,
TRQ)
0
ÆPWM
Applied STEP signal (STEP)
0
IDVDD
External load current (DVDD)
0
IFS
Motor full-scale current (xOUTx)
0
Irms
Motor RMS current (xOUTx)
0
TA
Operating ambient temperature
â40
(1) STEP input can operate up to 500 kHz, but system bandwidth is limited by the motor load
(2) Power dissipation and thermal limits must be observed
MAX
37
5.3
100 (1)
1 (2)
2 (2)
1.4 (2)
125
UNIT
V
V
kHz
mA
A
A
°C
6.4 Thermal Information
THERMAL METRIC(1)
DRV8886
PWP (HTSSOP)
UNIT
24 PINS
RθJA
RθJC(top)
RθJB
ÏJT
ÏJB
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
33.8
°C/W
18.0
°C/W
7.7
°C/W
0.2
°C/W
7.8
°C/W
1.3
°C/W
(1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application
report.
Copyright © 2017, Texas Instruments Incorporated
Product Folder Links: DRV8886AT
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