AN8481SB Datasheet, PDF (6/6 Pages) Panasonic Semiconductor – Spindle motor driver IC for optical disk

AN8481SB
s Application Circuit Example
0.1 µF
R_CS = 0.5 Ω
ICs for Motor
100 µF
68 µH
FG
comparator
REF ²¹
19
V_REG
PCS ^{1 µF 18}
SWB ₁₇
200 Ω
1 kΩ
12 V _{SWG 16}
GND 14
Lower
side
V_CE
detection
Amp.
Upper side
distribution
Amp.
Lower side
distribution
VTL
Thermal
protection
circuit
13 V_CC ^VCC ^{= 5V}
Amp.
Direction changeover
Direction
detection
12 ^PCI
Absolute
value
Logic
ER
EP = ER × EA
Start/stop
0.1 µF
Triangular
Detection
wave
Hall
EA
bias
Hall amp. matrix
8 S/S
System
control
High: Start
6