Is o la t ed a nd Re gu lated 2 0 WATT Mod ular DC/DC Conv er ters
INPUT SPECIFICATIONS
Input Voltage Ranges:
Input Filter
Remote On/Off Control
Logic Compatibility
EC-On
EC-Off
Control Common
12 VDC Nominal
24 VDC Nominal
PI Type
9-36 VDC
18-72 VDC
ASD20
1500VDC
10-8nth Ohm min.
300Khz
UL60950
Six Sided Shielding
MIL-HDBK-217F
Ground Benign, 25°C
880,584 Hrs.
series
GENERAL SPECIFICATIONS
Input-Output Isolation
Isolation Resistance
Switching Frequency
Safety
RFI
MTBF
CMOS or Open Collector TTL
>+5.5VDC or Open Circuit
<1.8VDC
Ref. to - Input
OUTPUT SPECIFICATIONS
Voltage and Current
Load Regulation (25% to FL)
Line Regulation
Temperature Coefficient
Ripple/Noise
Voltage Accuracy
See Selection Chart
+/-0.5%
(HL-LL)
+/-0.5%
+/-0.02%/°C
RMS
20mV max.
P-P
75mVp-p max.
Single O/P
+/-1%
Dual +O/P
+/-1%
Dual -O/P
+/-2%
+/-1%
Continuous
See Selection Chart
<500uS
<500uS
ENVIRONMENTAL SPECIFICATIONS
Oper. Temperature
Derate Above 60°C
Case Temperature
Storage Temperature
-25 to +71°C w. Derate
Linearly to Zero Power +100°C
100°C max.
-55 to +105°C
*
PHYSICAL SPECIFICATIONS
Case Material
Construction
Weight
Dimensions
Black coated Copper
w. Non-conductive base
Fully Encapsulated
2 oz, (57g)
1.6” x 2” x 0.45”
Voltage Balance (Dual FL)
Short Circuit Protection
Efficiency
Transient Response
Single 25% Load Change
Dual Full Load to 1/2 Load
Trim
+/-10%
All specifications are typical at nominal input, full load, and 25°C unless other-
wise noted
*
These are stress ratings. Exposure of the devices to any of these conditions
may adversely affect long term reliability. Proper operation under conditions
other than the standard operating conditions is neither warranteed nor implied.
Astrodyne products are not authorized or warranteed for use
as critical components in life support systems, equipment used
in hazardous environments, nuclear controls systems, or other
mission-critical applications.
WWW.ASTRODYNE.COM
300 Myles Standish Blvd., Taunton, MA 02780
Ph: 1-800-823-8082
Fax: 508-823-8181
ASTRODYNE [ ASTRODYNE CORPORATION ]
