Is o la t ed a nd Re gu lated 2 0 WATT Mod ular DC/DC Conv er ters
MEcHANIcAL dIMENSIONS
1.60 (40.6)
0.60 (15.2)
0.70 (17.8)
0.20 (5.1)
DIA. 0.04(1.0)
0.40
(10.2)
fdc20
series
OUTPUT dERATING cURVE
FDC20-48S05 Derating Curve
OUTPUT POWER (%)
100
75
50
25
4
2
1
Nature convection
2.00 (50.8)
Bottom
View
1.80 (45.7)
0
-40 -25 -10 0
50 60 70 80 90 100
AMBIENT TEMPERATURE (ºC)
8
0.40
(10.2)
7
6
0.40
(10.2)
0.50
(12.7)
5
FDC20-48S05
Efficiency VS Input Voltage
EFFICIENCY (%)
0.22 (5.6)
0.70 (17.8)
1. All dimensions in Inches (mm)
Tolerance: X.XX 0.02 (X.X 0.5)
X.XXX 0.01 (X.XX 0.25)
2. Pin pitch tolerance 0.014(0.35)
Pin #
1
2
3
4
5
6
7
8
Single
+ Input
- Input
No Pin
Control
No Pin
+ Output
- Output
Trim
dual
+ Input
- Input
No Pin
Control
+ Output
Common
- Output
Trim
Triple
+ Input
- Input
No Pin
Control
+ Aux Out
+5V, +3.3V
Common
- Aux Out
84
83
82
81
80
79
78
77
76
75
74
36
40
45
50
55
60
65
70
75
INPUT VOLTAGE (V)
FDC20-48S05
Efficiency VS Output load
EFFICIENCY (%)
84
83
82
81
80
78
76
74
70
65
60
0.5
1
1.5
2
2.5
3
3.5
4
OUTPUT LOAD (A)
WWW.ASTROdYNE.cOM
300 Myles Standish Blvd., Taunton, MA 02780
Ph: 1-800-823-8082
fax: 508-823-8181
ASTRODYNE [ ASTRODYNE CORPORATION ]
