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8-1
MAIN BOARD
ES6628F INTERNAL IC DIAGRAM
AM5868S INTERNAL IC DIAGRAM
OP1N+ OP1N- VINLD
MUTE
BIAS
VINTK
28
27
25
24
26
23
GND
10K
-
+
MUTE
-
+
25K
Thermal
Shut down
25K
-
+
10K
10K
-
+
2
3
4
5
6
1
VINPC OP2N+ OP2N- VINSL+ OP2OUT FWD
TDA7265 INTERNAL IC DIAGRAM
8-1
GND
VCTL OP1OUT VCC2 VOLD- VOLD+ VOTK-
VOTK+
22
21
20
19
18
17
16
15
Vcc2
GND
15K
10K
-
Spindle
Actiator
Driver(4X)
Driver(6X)
+
+
-
25K
Sled
Actiator
Driver(6X)
Driver(4X)
Pre-DRV
TRY
DRIVER
PGND
Vcc1
7
9
10
11
12
13
8
14
REV
VCCL
VOTR- VOTR+ VOSL+ VOSL- VOFC+ VOFC-
Vcc2
Vcc2
Vcc1
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