Sony SA-CT800 - Page 57

HT-CT800
57
– TOUCH Board –
IC1902 MM3411A33URE
VOUT
3
CE 1
GND
2
VDD
4
+
–
VOLTAGE
REFERENCE
CURRENT
LIMIT
BIAS
• IC Block Diagrams
– POWER Board –
IC930 STR-Y6735 (US, CND, TW)
IC930 STR-Y6766B (Except US, CND, TW)
D/ST 1
S/OCP
2
VCC
3
GND
4
BD
6
FB/OLP
5
STARTUP
LOGIC
DRIVER
LATCH
OVERCURRENT
PROTECTION/
BOTTOM-SKIP
UNDER VOLTAGE
LOCK OUT/
REGULATOR/
CONSTANT CURRENT
FEEDBACK/
STANDBY
OVERLOAD
PROTECTION
BOTTOM
DETECTION
NF 7
OSCILLAOTR
Ver. 1.1
SYSSET
2019/09/2422:06:08(GMT+09:00)