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HCD-GTR333/GTR555/GTR777/GTR888
61
• IC Block Diagrams
IC4400 BA4580RF-E2 (2CH DAMP BOARD (3/4)), (3CH DAMP BOARD (3/4)), (4CH DAMP BOARD (3/4))
IC4900 NJM2903V (TE2) (2CH DAMP BOARD (4/4)), (3CH DAMP BOARD (4/4)), (4CH DAMP BOARD (4/4))
IC4905 BA4580RF-E2 (2CH DAMP BOARD (4/4)), (3CH DAMP BOARD (4/4)), (4CH DAMP BOARD (4/4))
IC4906 BA4580RF-E2 (3CH DAMP BOARD (4/4)), (4CH DAMP BOARD (4/4))
IC702 NJM2903V (TE2) (MAIN BOARD (4/4))
IC4903, IC4904 IRS2092STRPBF (2CH DAMP BOARD (4/4))
IC4902, IC4903, IC4904 IRS2092STRPBF (3CH DAMP BOARD (4/4))
IC4901, IC4902, IC4903, IC4904 IRS2092STRPBF (4CH DAMP BOARD (4/4))
VAA
GND
IN-
COMP
CSD
VSS
1
2
3
4
OTA
COMP
PWM MODULATOR
CLICK NOISE
ELLIMINATION
UV
DETECT
+
+
-
-
6V
20.4V
20.4V
VAA+VSS
SD
FLOATING HIGH SIDE
DT
2
ENABLE
FLOATING INPUT
6V
CHARGE/
DISCHARGE
PROTECTION
CONTROL
HV
LEVEL
SHIFT
HV
LEVEL
SHIFT
DEAD TIME
LOW SIDE CS
HV
LEVEL
SHIFT
UV
DETECT
UV
DETECT
HIGH
SIDE
CS
UV
5V REG
HV
LEVEL
SHIFT
Q
HV
LEVEL
SHIFT
5
6
7
8
9
10
11
12
13
14
15
16 CSH
VB
HO
VS
VCC
LO
COM
DT
OCSET
VREF
VCC
GND
+
–
+
–
8
7
6
5
B OUTPUT
B- INPUT
B+ INPUT
1
2
3
4
A OUTPUT
A- INPUT
A+ INPUT
V-
V+
Содержание HCD-GTR333
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