DRV10975 Datasheet, PDF (5/57 Pages) Texas Instruments – 12-V, Three-Phase, Sensorless BLDC Motor Driver

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8.3 Recommended Operating Conditions
over operating free-air temperature range (unless otherwise noted)
Supply voltage
Voltage range
Current range
T_J
VCC
U, V, W
SCL, SDA, FG, SPEED, DIR
PGND, GND
Step-down regulator output current (buck mode)
Step-down regulator output current (linear mode)
V3P3 LDO output current
Operating junction temperature
DRV10975
SLVSCP2 – JANUARY 2015
MIN
6.5
–0.7
–0.1
–0.1
NOM
12
3.3
–40
MAX
18
19
3.6
0.1
100
0
5
125
UNIT
V
V
mA
°C
8.4 Thermal Information
THERMAL METRIC⁽¹⁾
DRV10975
HTSSOP
UNIT
24 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
36.1
17.4
14.8
°C/W
0.4
14.5
1.1
(1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
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