Sony HCD-SBT100 Service Manual page 58

HCD-SBT100/SBT100B/SBT300W/SBT300WB
– USB Board –
IC5005 TPS2561DRCR
GND 1
IN 2
IN 3
CHARGE
PUMP
EN1 4
EN2 5
UNDERVOLTAGE
LOCKOUT
IC5008 TPS54332DDAR
BOOT 1
BOOT THERMAL
CHARGE SHUTDOWN
VIN 2
SHUTDOWN
LOGIC
EN 3
SS 4
– NET Board –
IC5003 S-13A1A12-E6T1U3
VOUT 1
VSS 2
ON/OFF 3
58
CURRENT
SENSE
THERMAL
SENSE
9-ms
DEGLITCH
CURRENT
DRIVER
LIMIT
9-ms
DEGLITCH
THERMAL
SENSE
CURRENT
SENSE
ENABLE
COMPARATOR
ENABLE THRESHOLD
12 A/V
CURRENT
SENSE
OVERCURRENT
PROTECTION
THERMAL
SHUTDOWN
+
ON/OFF
CONTROL
–
REFERENCE
VOLTAGE
INRUSH CURRENT
LIMITING
10 FAULT1
9 OUT1
8 OUT2
7 ILLM
6 FAULT2
BOOT
MAXIMUM
UNDERVOLTAGE
CLAMP
LOCKOUT
ECO-MODE
MAXIMUM CLAMP
PWM
LATCH
PWM
S
GATE
COMPARATOR
DRIVE
LOGIC
Q R
SLOPE
COMPENSATION
FREQUENCY
OSCILLATOR
SHIFT
6 VIN
5 VSS
4 SSC
8 PH
7 GND
6 COMP
DISCHARGE
LOGIC
VOLTAGE
REFERENCE
+
+
– 5 VSENSE
ERROR
AMPLIFIER