8
・All specifications are subject to change without notice.
Block Diagram
L
FG
N
INPUT
85
〜
265VAC
CNT1
AUX
TRANSFORMER
CURRENT
SHARING
CIRCUIT
VOLTAGE
ADJUST
REMOTE
CONTROL
OVP
SENSING
OCP
CIRCUIT
OVP
CIRCUIT
CONTROL
CIRCUIT
RECTIFIER
AND
SMOOTHING
FILTER
MAIN
TRANSFORMER
SWITCHING
CIRCUIT
CURRENT
SENSING
CONTROL
CIRCUIT
SMOOTHING
FILTER
INRUSH
CURRENT
LIMIT
CIRCUIT
G2
G2
AUX
AUX
SECONDARY
PRIMARY
G1
COM
COM
COM
CNT2
TOG
NC
PV
+S
ALM
PC
-S
+Vm
-Vm
-V
+V
OUTPUT
ALARM
FAN
PFC
CIRCUIT
RECTIFIER
LINE
FILTER
Sequence Time Chart
SWS1000L
* INPUT VOLTAGE RANGE : 85
〜
265VAC
* FUSE RATING : 20A
* PFC FREQUENCY : 130kHz BOOST MODE
* DC-DC FREQUENCY : 200kHZ FORWARD
SWS600L
* INPUT VOLTAGE RANGE : 85
〜
265VAC
* FUSE RATING : 15A
* PFC FREQUENCY : 100kHz BOOST MODE
* DC-DC FREQUENCY : 300kHz FORWARD
AC Input
Output voltage
(DC-DC Converter)
REMOTE
ON/OFF
ALM
Vout
0V
H(ALM)
H(CNT)
L(G1)
L(TOG)
INPUT ON
REMOVE
OFF
REMOVE
ON
OVP
INPUT
OFF
INPUT
ON
INPUT
OFF
INPUT
OFF
INPUT
ON
OCP
OCP
DISABLE
FAN
STOP
OTP,
CONVERTER
FAILURE
SWS
600L, 1000L
