Sony HBD-E470 - Page 68

HBD-E370/E470/E570/E870/T57
68
IC311 BD3539NUX-TR IC312 MM1855AHBE
67 58
2
1 3 4
VTT_IN
VTT
GND
EN
VCC VDDQ VREF VTTS
SOFT
+

+

TSD
EN
UVLO
VCC
TSD
EN
UVLO
UVLO
TSD
VCC
UVLO
VCC
EN
TSD
EN
UVLO
VCC
+

REFERENCE
BLOCK
THERMAL
PROTECTION
41 2 3
CN
VO
N.C.
GND
REFERENCE
BIAS
CURRENT
LIMITTER
DRIVER
THERMAL
SHUTDOWN
8
VIN
7
N.C.
6
N.C.
5
CONT
IC601, 602 SI-3010KM-TLS IC704 TK11133CSCL-G
IC705 TK11150CSCL-G
1VC
TSD
2VIN
3GND
4VOUT
5ADJ
+
–
REF
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
IC1001 NJM2878F3-33 (TE2) IC1002 NJM2828F3-05
5
VIN
4
VOUT
2
GND
3
N.C.
1
CONTROL
BANDGAP
REFERENCE
THERMAL
PROTECTION
5
CS
4
CONTROL
2
VIN
3
VOUT
1
GND
BANDGAP
REFERENCE
OUTPUT
CONTROL
CURRENT
LIMIT
THERMAL
PROTECTION
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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