5

DRV8884

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SLVSDA5A – JANUARY 2016 – REVISED MARCH 2016

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(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

6.3 Recommended Operating Conditions

over operating free-air temperature range (unless otherwise noted)

MIN

MAX

UNIT

VM

Power supply voltage

8

37

V

VCC

Logic level input voltage

0

5.3

V

Applied STEP signal (STEP)

0

kHz

DVDD external load current

0

mA

Motor full scale current

0

1.0

A

Motor rms current

0

0.7

A

Operating ambient temperature

–40

125

°C

(1)

For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application

report, SPRA953.

6.4 Thermal Information

DRV8884

UNIT

PWP (HTSSOP)

24 PINS

Junction-to-ambient thermal resistance

36.1

°C/W

Junction-to-case (top) thermal resistance

18.3

°C/W

Junction-to-board thermal resistance

15.8

°C/W

Junction-to-top characterization parameter

0.4

°C/W

Junction-to-board characterization parameter

15.7

°C/W

Junction-to-case (bottom) thermal resistance

1.1

°C/W