DRV8880_15 Datasheet, PDF (6/48 Pages) Texas Instruments – DRV8880 2-A Stepper Motor Driver With AutoTune™

DRV8880
SLVSD18A – JUNE 2015 – REVISED JULY 2015
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6.4 Thermal Information
THERMAL METRIC ⁽¹⁾
DRV8880
PWP (HTSSOP)
RHR (WQFN)
UNIT
28 PINS
28 PINS
R_θJA
R_θJC(top)
R_θJB
ψ_JT
ψ_JB
R_θJC(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
33.1
37.5
°C/W
16.6
23.0
°C/W
14.4
8.0
°C/W
0.4
0.2
°C/W
14.2
7.8
°C/W
1.3
1.7
°C/W
(1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application
report, SPRA953.
6
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