SA-WSF200/WSF500/SS-CTF500/F500/TSF200/TSF500
29
IC706 TC74VHC157FT (EKJ) (SA-WSF500)
SELECT 11
1
1A
2
3
4
5
6
7
INPUT
INPUT
OUTPUT
OUTPUT
1A
1B
1Y
2A
2B
2Y
1B
1Y
2A
2B
2Y
GND
8
V
CC
STROBE
16
4A
15
14
13
11
12
11
10
INPUT
INPUT
OUTPUT
OUTPUT
G
4B
4Y
3A
4A
4B
4Y
3A
3B
9
3B
3Y
3Y
S
IC801, 802 SI-3010KM-TLS
1
VC
TSD
2
VIN
3
GND
4
VOUT
5
ADJ
+
–
REF
IC820 74LVC1G79GW-125
1
2
VCC
5
D
Q
CP
GND
TG
TG
TG
TG
4
C
C
C
C
C
C
_
C
_
C
_
C
_
C
_
3
– POWER Board (SA-WSF200/WSF500) –
IC901 STR-F6138-LF1352 (SA-WSF500: Canadian, Mexican and Taiwan models)
IC901 STR-F6168-LF1352 (Except SA-WSF500: Canadian, Mexican and Taiwan models)
OVER
CURRENT
PROTECT
2
LOGIC
OSC
INTERNAL BIAS
DELAY
DELAY
LATCH
CURRENT
MIRROR
OVER
CURRENT
PROTECT
2
OVER
CURRENT
PROTECT
1
FEED
BACK
INH
2
INH
1
BOTTOM
SKIP
LOGIC
OCP/INH
1
S/GND
2
DRAIN
3
VCC
4
FB/OCP
5
UNDER VOLTAGE
LOCK OUT
OVER LOAD
PROTECT
THERMAL
SHUT DOWN
OVER VOLTAGE
PROTECT
SWITCHING
REGULATOR
BLOCK
Ver. 1.1