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LB11993W 데이터 시트보기 (PDF) - SANYO -> Panasonic
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LB11993W
For Digital Video Camera Three-phase Brushless 3-in-1 Motor Driver
SANYO -> Panasonic
LB11993W Datasheet PDF : 15 Pages
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Block Diagram
LB11993W
VCC2
RS
RLO1
RLM1
RLP1
RLO2
RLM2
DEC1
DEC2
FRC_C
UIN1
UIN2
VIN1
VIN2
WIN1
WIN2
ANGLE
VCC1
STBY_D
FC2
OSC
FRC_D
CSLP1
CSLP2
FC1
FILTER
DECORDER
VCC1
Forward/rev
R5
R5
B
R5
R5
B
R5
R5
B
2
×
R1
VCC2
R1
R2
R1
R2
R4
VX
R3
SBD
VX+Vf
VX+
α
1.5
×
R5
VCC1
TSD
1.2V ref. voltage
Upper/lower
bias startup circuit
SBD
amplitude limiter
VS-VX-Vf+2
α
Capstan
bias circuits
R6
(VS/2)+
α
R6
Hall power supply voltage
output circuit
VCC1
+Vf
1.2V ref. voltage
bias startup ckt.
Cylnder
bias circuits
Mid-point control
TSD circuit
Rotor potision
detection circuit
Startup
control circuit
Timing
control circuit
Forward/reverse
Soft switching
drive circuit
30k
Ω
200
Ω
200
Ω
200
Ω
VCC1
AMP1OUT
AMP1IN-
AMP1IN+
AMP2OUT
AMP2IN-
AMP2IN+
VS_C
UOUT_C
VOUT_C
WOUT_C
RF_C
STBY_C
VH+
VH-
FGOUT_C
FGIN-
FGIN+
VCC2
COM
WIN
VIN
UIN
VS_D
UOUT_D
VOUT_D
WOUT_D
RF_D
Reference
voltage
VCC1
30k
Ω
40k
Ω
10k
Ω
200
Ω
200
Ω
500
Ω
100k
Ω
500
Ω
1.5k
Ω
VCC1
200
Ω
30k
Ω
75k
Ω
200
Ω
GND
No.A0677-8/15
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