LB11870_07 SANYO [Sanyo Semicon Device], LB11870_07 Datasheet - Page 6

• Manufacturer Part Number: LB11870_07
• Description: For Polygonal Mirror Motors Three-Phase Brushless Motor Driver
• Manufacturer: SANYO [Sanyo Semicon Device]

Block Diagram and Application Circuit Example
BRSEL
FGIN+
FGIN–
VREG
PWM
CLK
CSD
S/S
IN1+ IN1–
CLK
BRSEL
PWM
OSC
CSD
OSC
FGFIL
–
+
S/S
IN2+ IN2–
HYS AMP
COUNT
HALL
LOGIC
FGS
FILTER
PLL
VREG
IN3+
FG
HALL LOGIC
IN3–
LB11870
LD
VREG
GND1
LD
GND2
COMP
LDMASK
TSD
VREG
DRIVER
HOLD
PEAK
CURR
LIM
GND3
–
+
CLD
CONT
AMP
VREG
PD
EO
EI
FC
PH
VCC2
VCC1
TOC
VREG
VM2
VM1
OUT1
OUT2
OUT3
Rf
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VCC