25W�½Single�½Output�½Switching�½Power�½Supply
2 5 W S i n g le O utpu t Sw itching Po wer Sup pl y
Mechanical�½Specification
107
6.35
94
ps
P S -
-
2
2
5
5
s
s e
i
r
e
i e s
er s
Unit:mm
1
2
3
CN1
4-3.5�½Dia
Mounting�½Holes
AC�½FUSE
2.5A/250V
1
2
3
4
CN2
61
3.81
53
To�½Chassis�½Grounding
AC�½Input�½Connector�½(CN1)�½:�½Molex�½41791-03�½�½or�½equivalent
Pin�½No.
1
2
3
Assignment
AC/L
No�½Pin
AC/N
Mating�½Housing
Molex�½2139
or�½equivalent
Terminal
Molex�½2478
or�½equivalent
28
DC�½Output�½Connector�½(CN2)�½:�½Molex�½41791-04�½or�½equivalent
Pin�½No.
1,2
3,4
Assignment
+V
-V
Mating�½Housing
Molex�½2139
or�½equivalent
Terminal
Molex�½2478
or�½equivalent
Block�½Diagram
RECTIFIERS
&
FILTER
POWER
SWITCH-
ING
PWM
CONTROL
FG
RECTIFIERS
&
FILTER
fosc�½:�½100KHz
I/P
EMI
FILTER
+V
-V
DETECTION
CIRCUIT
Output�½Derating
Static�½Characteristics�½(24V)
Ta=25
100
32
28
24
20
16
12
8
350
300
250
200
150
100
50
80
60
40
20
-10
-10
0
10
20
30
40
50
45
60
55
(HORIZONTAL)
(VERTICAL)
OUTPUT�½VOLTAGE�½(V)
60
80
100
120
140
160
180
200
220
240
260
AMBIENT�½TEMPERATURE�½(
)
INPUT�½VOLTAGE�½(V)�½60Hz
WWW.AsTRODYNE.COM
300 Myles standish Blvd., Taunton, MA 02780
ph: 1-800-823-8082
Fax: 508-823-8181
File�½Name:PS-25-SPEC�½�½�½2005-10-03
OUTPUT�½RIPPLE�½(mVp-p)
LOAD�½(%)
ASTRODYNE [ ASTRODYNE CORPORATION ]
