S-40_10 Datasheet, PDF (2/2 Pages) Mean Well Enterprises Co., Ltd. – 40W Single Output Switching Power Supply

40W Single Output Switching Power Supply
Mechanical Specification
122.5
1
2
3
2-M3
4
5
S-40 series
Case No. 903 Unit:mm
3.5
4.5
6.5
73.5
129
120
32
Block Diagram
I/P
EMI
FILTER
3-M3
77
RECTIFIERS
&
FILTER
POWER
SWITCHING
Terminal Pin No. Assignment
Pin No. Assignment Pin No.
1
AC/L
4
2
AC/N
5
3
FG
Assignment
DC OUTPUT -V
DC OUTPUT +V
RECTIFIERS
&
FILTER
fosc : 75KHz
+V
-V
FG
DETECTION
PWM
CIRCUIT
O.L.P.
CONTROL
O.V.P.
Derating Curve
100
80
60
40
20
-10
0
10
20
30
40
50
60 (VERTICAL)
-10
45
55 (HORIZONTAL)
AMBIENT TEMPERATURE ( )
Static Characteristics (24V)
Ta=25
32
350
28
300
24
250
20
200
16
150
12
100
8
50
60 80 100 120 140 160 180 200 220 240 260
INPUT VOLTAGE (V) 60Hz
File Name:S-40-SPEC 2010-10-18