Datasheet

USP -2 2 5
ser ies
USP -2 2 5
ser ies
SP-3 2 0
series
Mechanical Specification
Derating Curve Static Characteristics
File Name:SPV-300-SPEC 2014-12-12
Case No. 912G Unit:mm
AMBIENT TEMPERATURE ( )℃ INPUT VOLTAGE (VAC) 60Hz
9088 95 100 115 135 155 175 195 230 264
300
250
200
150
100
50
25
10 20 30 40 50 60 70
20
40
60
80
100
-20 0
300W Single Output with PFC Function
(HORIZONTAL)
Block Diagram
fosc : 100KHz
PWM & PFC
CIRCUIT
DETECTION
O.L.P.
EMI
FILTER
RECTIFIERS
POWER
SWITCHING
FILTER
&
RECTIFIERS
+V
-V
I/P
FG
CONTROL
O.V.P.
O.T.P.
INRUSH
CURRENT
ACTIVE
LIMITING
FANFAN
CONTROL
SPEED
90
100
80
70
60
50
40
SPV-300
se r ies
4-M4 L=5mm
5-M3 L=3mm
1
2
3
4
5
6
7
8
9
27.5
19
177.5
32.5 150
117.5
15
48.7
32.5
150
215
6-M4 L=5mm
14 max.
Air flow
direction
Terminal Pin No. Assignment :
Pin No. Pin No.
1 5
3
4
2 6~7
8~9
Assignment Assignment
AC/L PV
FG
RC
AC/N DC OUTPUT -V
DC OUTPUT+V
PV
RC
+V ADJ.