Isolated and Regulated 20 WATT Modular DC/DC Converters
fdc20 series
MEcHANIcAL dIMENSIONS
OUTPUT dERATING cURVE
DIA. 0.04(1.0)
FDC20-48S05 Derating Curve
1.60 (40.6)
0.60 (15.2) 0.70 (17.8)
0.20 (5.1)
0.40
(10.2)
100
75
50
25
0
4
2
1
Nature convection
Bottom
View
0
50 60 70 80 90
100
-40-25-10
AMBIENT TEMPERATURE (ºC)
FDC20-48S05
8
7
6
5
Efficiency VS Input Voltage
0.40
0.40
(10.2)
(10.2)
0.22 (5.6)
84
83
82
81
80
79
78
77
76
75
74
0.50
(12.7)
0.70 (17.8)
1. All dimensions in Inches (mm)
Tolerance: X.XXƲ0.02 (X.XƲ0.5)
X.XXXƲ0.01 (X.XXƲ0.25)
2. Pin pitch tolerance Ʋ0.014(0.35)
Pin # Single
dual
Triple
36 40 45 50 55 60 65 70 75
INPUT VOLTAGE (V)
1
2
3
4
5
6
7
8
+ Input
- Input
No Pin
Control
No Pin
+ Output
- Output
Trim
+ Input
- Input
+ Input
- Input
No Pin
Control
No Pin
Control
+ Output
Common
- Output
Trim
FDC20-48S05
Efficiency VS Output load
+ Aux Out
+5V, +3.3V
Common
- Aux Out
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)
300 Myles Stanꢀish Blvꢀ., Taunton, MA 02780
Ph: 1-800-823-8082 fax: 508-823-8181
WWW.ASTROdYNE.cOM
ASTRODYNE [ ASTRODYNE CORPORATION ]
