SA-WSF200/WSF500/SS-CTF500/F500/TSF200/TSF500
30
– REG Board (SA-WSF200/WSF500) –
IC1001 SI-3010KM-TLS
IC1002 SI-3010KM-TLS (SA-WSF500)
IC921 MR4020-7103
1
Z/C
ZERO
CURRENT
DETECT
ONDEAD
TIMER
STANDBY
CIRCUIT
2
FB
+
ON
TIMER
S
R
Q
SOFT-DRIVE
CIRCUIT
BURST MODE
OVERCURRENT
THRESHOLD
COMPARATOR
OVERCURRENT
PROTECT
THRESHOLD
COMPARATOR
5
EMITTER/OCL
OVERVOLTAGE
PROTECT
COMPARATOR
THERMAL
SHUTDOWN
CIRCUIT
LATCH CIRCUIT
RESET
COMPARATOR
S
R
Q
UNDERVOLTAGE
LOCKOUT
COMPARATOR
START-UP CIRCUIT
UNDERVOLTAGE
LOCKOUT
COMPARATOR
START-UP
CIRCUIT
4
VCC
3
GND
RESTART
TIMER
7
VIN
9
COLLECT
OR
IC941 SI-3010KM-TLS
1
VC
TSD
2
VIN
3
GND
4
VOUT
5
ADJ
+
–
REF
1
VC
TSD
2
VIN
3
GND
4
VOUT
5
ADJ
+
–
REF