Sony HBD-E570 Service Manual page 73

QQ
3 7 63 1515 0
IC3011 SI-3010KM-TLS
VC 1
VIN 2
GND 3
REF
VOUT 4
ADJ 5
IC3100, 3200, 3400 CXD9981TN
GVDD_B 1
/OTW 2
NC 3
INTERNAL PULLUP
NC 4
RESISTORS TO VREG
5
/SD
PWM_A
6
TE
/RESET_AB L 13942296513 7
PWM_B 8
OC_ADJ
9
GND
10
AGND
11
12
VREG
M3 13
14
M2
15
M1
PWM_C
16
/RESET_CD 17
18
PWM_D
NC
19
NC 20
VDD
21
GVDD_C
22
www
.
http://www.xiaoyu163.com
TSD
–
+
UNDER
VOLTAGE
PROTECTION
POWER
ON
VREG
PROTECTION
RESET
AND
I/O LOGIC
TEMP.
SENSE
OVERLOAD
PROTECTION
PWM
CTRT. TIMING
RCV.
PWM
CTRT.
TIMING
RCV.
PWM
CTRT.
TIMING
RCV.
VREG
PWM
CTRT. TIMING
RCV.
VREG
x ao
y
i
http://www.xiaoyu163.com
8
IC3050 MM3404A18URE
CE 1
GND 2
4
4
Q Q
3 6 7 1 3
ISENSE
GATE
DRIVE
GATE
DRIVE
GATE
DRIVE
GATE
DRIVE
u163
.
HBD-E370/E470/E570/E870/T57
2 9 9 4 2 8
BIAS
VOLTAGE
–
REFERENCE
+
CURRENT
LIMIT
44
43 BST_A
42 NC
41
40
39
BTL/P BTL-CONFIGURATION
PULLDOWN RESISTORS
1 5 0 5 8 2 9 9 4
38
37
BTL/P BTL-CONFIGURATION
PULLDOWN RESISTORS
36
35
34
33
32
31
BTL/P BTL-CONFIGURATION
PULLDOWN RESISTORS
30
29
BTL/P BTL-CONFIGURATION
PULLDOWN RESISTORS
28
27
26
25
24
23
m
co
9 9
4 VDD
3 VOUT
GVDD_A
PVDD_A
PVDD_A
OUT_A
2 8 9 9
GND_A
GND_B
OUT_B
PVDD_B
BST_B
BST_C
PVDD_C
OUT_C
GND_C
GND_D
OUT_D
PVDD_D
PVDD_D
NC
BST_D
GVDD_D
73