MEAN WELL PPT-125B [2/2] Ppt 12
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MEAN WELL PPT-125B [2/2] Ppt 12

MEAN WELL PPT-125B [2/2] Ppt 12
MechanicalSpecification
DeratingCurve OutputDeratingVSInputVoltage
FileName:PPT-125-SPEC2011-08-18
Unit:mm
AMBIENTTEMPERATURE( )
INPUTVOLTAGE(V)60Hz
85 100 115 135 155 264
100
90
80
70
60
50
40
LOAD(%)
LOAD(%)
-20 0 10 20 30 40 50 60 70
20
50
40
70
100
125
FreeairConvection
Forcedair18CFM
(HORIZONTAL)
BlockDiagram
fosc:100KHz
PWM&PFC
EMIFILTER
RECTIFIERS
CIRCUIT
POWER
SWITCHING
V3
I/P
FG
CONTROL
O.V.P.
&
PFC
CIRCUT
V2
&
FILTER
RECTIFIERS
COM
+5V
DETECTION
RECTIFIERS
FILTER
&
RECTIFIERS
FILTER
& REGULATOR
ACInputConnector(CN1):JST B3P-VHorequivalent
DCOutputConnector(CN4):JST B5P-VH*2orequivalent
PinNo.
PinNo.
1
1
3
2,3
4~8
9,10
2
Assignment
Assignment
AC/L
CH3
AC/N
CH2
GND
CH1
NoPin
MatingHousing
MatingHousing
JST VHR
JST VHR
orequivalent
orequivalent
Terminal
Terminal
JST SVH-21T-P1.1
JST SVH-21T-P1.1
orequivalent
orequivalent
CN4
4- 3.5
FS1
T2A 250VAC
1
CN1
3
SVR1
LED1
115.65
127
2
Airflow
direction
34.6
76.2
64.8
6.4
1
8
10
7
9
6
4
3
2
5
HS2
HS1
HS3
HS1,HS2&HS3cannotbeshorted
3max.
125W TripleOutputwithPFCFunction
PPT-125 series

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