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3 7 63 1515 0
IC707, 708 CXD9774M (HX70BTR)
DVDD DREG
GND 1
PWM
PWM BP 2
RECEIVER
GND 3
DGND
RESET 4
DREG RTN 5
DIGITAL
REGULATOR
GVDD 6
M3 7
DREG 8
DGND 9
M1 10
PROTECTION
M2 11
LOGIC
DVDD 12
OT
SD 13
&
UVP
DGND 14
OTW 15
DVDD DREG
GND 16
PWM
PWM AP 17
RECEIVER
GND 18
TE
L 13942296513
DGND
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GVDD
DREG
GATE
DRIVE
TIMING
CONTROL
&
PROTECTION
GATE
DRIVE
DREG
GVDD
DREG
GATE
DRIVE
TIMING
CONTROL
&
PROTECTION
GATE
DRIVE
DREG
GVDD
x
ao
y
i
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HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
8
36
GVDD B
35
GVDD B
34
GND
33
BST B
OCH
32
PVDD B
31
PVDD B
30
OUT B
29
OUT B
28
GND
OCL
OCL
27
GND
26
OUT A
25
OUT A
24
PVDD A
23
PVDD A
Q Q
3
6 7
1 3
OCH
22
BST A
21
GND
20
GVDD A
19
GVDD A
u163
.
2 9
9 4
2 8
1 5
0 5
8
2 9
9 4
m
co
9 9
2 8
9 9
47
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