SD-25_10 Datasheet, PDF (2/2 Pages) Mean Well Enterprises Co., Ltd. – 25W Single Output DC-DC Converter

50W Single Output DC-DC Converter
Mechanical Specification
SD-25 series
Case No. 905 Unit:mm
1
2
3
5.5
4
5
20.5
55
3.5
4.5
89
99
6.5
87
3.5
2-M3
3.5
18
74
Terminal Pin No. Assignment
Pin No. Assignment Pin No.
1
DC INPUT V-
4
2
DC INPUT V+
5
3
FG
Assignment
DC OUTPUT +V
DC OUTPUT -V
Block Diagram
EMI
I/P
FILTER
RECTIFIERS
&
FILTER
POWER
SWITCHING
RECTIFIERS
&
FILTER
fosc : 83KHz
+V
-V
FG
DETECTION
O.L.P.
PWM
CONTROL
CIRCUIT
O.V.P.
Derating Curve
Static Characteristics(SD-25C-24V)
SD-25B,C/12,24
100
80
SD-25A
60
SD-25B-5
SD-25C-5
40
20
-10
0
10
20
30
40
50
60 (VERTICAL)
-10
0
45
55 (HORIZONTAL)
AMBIENT TEMPERATURE ( )
Ta=25
32
350
28
300
24
250
20
200
16
150
12
100
8
50
25 30 35 40 45 50 55 60 65 70 72
INPUT VOLTAGE (V)
File Name:SD-25-SPEC 2010-07-27