Sony HCD-G2BNiP - Page 53

HCD-G2BNiP/G2NiP
53
– MAIN Board –
IC403 PST8429UL
IC602 TPS2553DBVR
IC706 TK73400AU3G0L-C
IC704 BD00GA3WEFJ-E2
IC705 BD00GC0WEFJ-SE2
GND 1
VDD 2
+
–
VREF
OUT4
CD
3
GND
2
EN
3
IN
1
4FAULT
5 ILLM
6OUT
CHARGE
PUMP
UNDERVOLTAGE
LOCKOUT
THERMAL
SENSE
CURRENT
LIMIT
4-ms
DEGLITCH
8-ms
DEGLITCH
CURRENT
SENSE
DRIVER
+
–
RREVERSE VOLTAGE
COMPARATOR
578
2
1 3
VOUT
FB
GND
4
N.C.
VCC N.C.
6
N.C. EN
+
SOFT
TSD
OCP
1VCONT
2VIN
3GND
4VOUT
5FB
VREF
–
+
THERMAL &
OVER CURRENT
PROTECTION
ON/OFF
CONTROL
IC801 74LVC157A-PW
4Y
12
4/113
4/0
141/0 2
S
1
SELECTOR SELECTOR
MULTIPLEXER
OUTPUT S
MULTIPLEXER
OUTPUT S
1/1
3
1Y 4
3Y9
3/110
3/0
11
SELECTOR
MULTIPLEXER
OUTPUT S
2/0 5
SELECTOR
MULTIPLEXER
OUTPUT S
2/1 6
2Y 7
GND 8
E15
VCC16