Click to expand full text
Data Sheet 26301.2
8902–A
3-PHASE BRUSHLESS DC MOTOR CONTROLLER/DRIVER WITH BACK-EMF SENSING
LOAD SUPPLY
1
V BB
COMMUTATION DELAY
C D2 2
C WD 3
CST 4
24 C D1 23 DATA IN 22 CLOCK 21 CHIP SELECT
SERIAL PORT
OUTA 5 GROUND 6
20 RESET 19 GROUND
GROUND 7
18 GROUND
OUTB 8
MUX
17 DATA OUT
OUTC 99 CENTERTAP 10
BRAKE 11 C RES 12
BOOST CHARGE
PUMP
FLL
16 OSCILLATOR
VDD 15
LOGIC SUPPLY
14 SECTOR DATA
13 FILTER
Dwg. PP-040B
ABSOLUTE MAXIMUM RATINGS at TA = +25°C
Load Supply Voltage, VBB . . . . . . . . . . 14 V Output Current, IOUT . . . . . . . . . . . . ±1.25 A Logic Supply Voltage, VDD . . . . . . . . . 6.0 V Logic Input Voltage Range,
VIN . . . . . . . . . . . -0.3 V to VDD + 0.3 V Package Power Dissipation, PD See Graph Operating Temperature Range,
TA . . . . . . . . . .
A8902CLBA Datasheet
