Data Sheet

Mechanical Specification
Derating Curve Static Characteristics(SD-25C-24V)
Case No. 905 Unit:mm
AMBIENT TEMPERATURE ( )℃
LOAD (%)
100
100
0
20
40
60
80
-10
-10
20 30 40 50
45
60
55
SD-25A
SD-25B-5
SD-25C-5
SD-25B,C/12,24
INPUT VOLTAGE (V)
25 30 35 40 45 50 55 60 65 70 72
35032
30028
25024
20020
15016
10012
508
OUTPUT VOLTAGE (V)
OUTPUT RIPPLE (mVp-p)
(VERTICAL)
(HORIZONTAL)
ψ3.5
5
8.2
4
3
2
1
7
5.5
74
18
6.5
87
99
89
4.5
55
20.5
51.5
2-M3
9.5
ψ3.5
ψ3.5
ψ3.5
2-M3
36
17.5
36
55.5
97
28
Terminal Pin No. Assignment
1
4
2
3
5
DC INPUT V-
DC INPUT V+
DC OUTPUT -V
DC OUTPUT +V
FG
Pin No. Pin No.Assignment Assignment
Block Diagram
fosc : 83KHz
CIRCUIT
DETECTION
O.L.P.
O.V.P.
EMI
FILTER
POWER
SWITCHING
FILTER
&
RECTIFIERS
+V
-V
I/P
FG
CONTROL
PWM
25W Single Output DC-DC Converter
SD-25 series
File Name:SD-25-SPEC 2018-01-12