MEAN WELL SP-480-12 [2/2] Block diagram
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MEAN WELL SP-480-12 [2/2] Block diagram

MEAN WELL SP-480-12 [2/2] Block diagram
MechanicalSpecification
DeratingCurve StaticCharacteristics
FileName:SP-480-SPEC2007-10-25
CaseNo.929A Unit:mm
AMBIENTTEMPERATURE( )℃ INPUTVOLTAGE(VAC)60Hz
LOAD(%)
TerminalPinNo. Assignment:
PinNo. PinNo.
1 4~6
3
2 7~9
Assignment Assignment
AC/L -V
FG
AC/N +V
-20 0 10 20 30 40 50 60
9085 115 120 140 165 180 200 220 240 260
100
90
80
70
60
50
40
LOAD(%)
Ta=25℃
ConnectorP (CN51):inNo. Assignment HRSDF11-6DP-2DSorequivalent
PinNo.PinNo.
41
5
6
2
3
AssignmentAssignment
N.C.GND
RC+
+S
RC-
-S
MatingHousing
HRSDF11-6DS
orequivalent
Terminal
HRSDF11-**SC
orequivalent
20
40
60
80
100
Others
3.3,5VOnly
1
2
1
2
Airflow
3
ADJ.
1
2
3
4
5
7
6
8
9
CN51
2
1
6
5
4
9.25 11
8-M4L=6(BothSides)
31216
278
direction
4-M4
21
11.5
31216
18max.
1.5
43
127
89
19
60
33.5
25.4
8.8
(HORIZONTAL)
BlockDiagram
fosc:100KHz
PFC/PWM
CIRCUIT
DETECTION
O.L.P.
EMI
FILTER
RECTIFIERS
&
P.F.C.
POWER
SWITCH-
FILTER
&
RECTIFIERS
+V
RC+
I/P
FG
ING
CONTROL
O.V.P.
INRUSH
CURRENT
ACTIVE
LIMITING
FAN
RC-
O.T.P.
+S
-V(GND)
-S
480WSingleOutputwithPFCFunction
SP-480 ser i e s

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