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| AN8488SB Datasheet, PDF (8/8 Pages) Panasonic Semiconductor – 3-phase full-wave motor driver and DC motor BTL driver IC | |||
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AN8488SB
s Application Circuit Example
VM1 = 12 V
ICs for Compact Disc/ CD-ROM Player
RCS = 0.6 â¦
M
H1+ 16
H1â 17
H2+ 18 Hall
amp.
H2â 19 matrix
Direction
changeover
H3+ 20
H3â 21
VH 23
Direction
detection
Detection ER
Hall
Logic
bias
EP = ER Ã EA
Upper side
distribution
Lower side
distribution
Amp.
Amp.
Servo EC 27
torque
command
ECR
26
EA
Absolute
value
Start/stop
VTL
Thermal
protection
circuit
Upper
side
power
Lower
side
power
1
2
VM2
FG
Brake comparator
circuit
VCC2
det.
Reset
VREF
det.
S/S: High: SPD block on and driver block on
Med: SPD block off and driver block on
Low: SPD block off and driver block off
VCC = 5 V
Low: Short brake
High: Reverse rotation break
FG signal
RIN = 10 kâ¦
SLIN
8
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