DRV10987 Datasheet, PDF (6/69 Pages) Texas Instruments – DRV10987 12- to 24-V, Three-Phase, Sensorless BLDC Motor Driver

DRV10987
SLVSE89 – AUGUST 2017
7.3 Recommended Operating Conditions
Supply voltage
Voltage range
Current range
T_A
V_CC, register contents preserved
V_CC, motor operational
U, V, W
SCL, SDA, FG, SPEED, DIR
PGND, GND, SWGND
VCP, CPP
CPN
SW
Step-down regulator output current (buck mode)
Step-down regulator output current (resistive mode)
V3P3 LDO output current (no load on VREG and V3P3 in
resitive mode)
Operating ambient temperature
7.4 Thermal Information
THERMAL METRIC
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
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MIN
NOM
MAX UNIT
4.5
12
6.2
12
45
V
28
–0.7
29
–0.1
3.3
3.6
–0.1
–0.1
–0.1
–0.7
0.1
V
V_CC + 5
V_CC
V_CC
100
5
mA
5
–40
125
°C
DRV10987
PWP (HTSSOP)
24 PINS
36.1
17.4
14.8
0.4
14.5
1.1
UNIT
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
6
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