Is o la t ed a nd Re gu lated 2 5 to 50 WATT M odul ar DC/DC Conv ert ers
Wide 2:1 Input Range
1500V Isolation
Remote ON/OFF Control
High Efficiency
Input PI Filter
Five-Sided Shield
asd50
series
Unit measures 2.28”W x 2.4”L x 0.5”H
Model Number
ASD50-12S25
ASD50-24S25
ASD50-48S25
ASD50-12S3
ASD50-24S3
ASD50-48S3
ASD50-12S5
ASD50-24S5
ASD50-48S5
ASD50-12S12
ASD50-24S12
ASD50-48S12
ASD50-12S15
ASD50-24S15
ASD50-48S15
ASD50-12S24
ASD50-24S24
ASD50-48S24
Output Voltage
2.5 VDC
Output amps
10
10
10
10
10
10
10
10
10
4.16
4.16
4.16
3.33
3.33
3.33
2.08
2.08
2.08
Input Range
9-18 VDC
18-36 VDC
36-75 VDC
9-18 VDC
18-36 VDC
36-75 VDC
9-18 VDC
18-36 VDC
36-75 VDC
9-18 VDC
18-36 VDC
36-75 VDC
9-18 VDC
18-36 VDC
36-75 VDC
9-18 VDC
18-36 VDC
36-75 VDC
Efficiency
76.00%
77.00%
77.00%
78.00%
79.00%
79.00%
81.00%
82.00%
83.00%
84.00%
85.00%
85.00%
84.00%
85.00%
85.00%
84.00%
86.00%
86.00%
3.3 VDC
5 VDC
12 VDC
15 VDC
24 VDC
Order On-Line!
WWW.asTROdYNE.COM
astrodyne.com
300 Myles standish Blvd., Taunton, Ma 02780
Ph: 1-800-823-8082
Fax: 508-823-8181
Is o la t ed a nd Re gu lated 2 5 to 50 WATT M odul ar DC/DC Conv ert ers
INPUT sPECIFICaTIONs
Input Voltage Ranges:
12 VDC Nominal
24 VDC Nominal
48 VDC Nominal
12Vin Power Up
12Vin Power Down
24Vin Power Up
24Vin Power Down
48Vin Power Up
48Vin Power Down
PI Type
9-18 VDC
18-36 VDC
36-72 VDC
8.8V
8V
17V
16V
34V
32.5V
asd50
-40 to +100°C
100°C typ.
-55 to +105°C
*
Free Air Convection
1,005,677 Hrs.
MIL-HDBK-217F
Ground Benign, 25°C
series
ENVIRONMENTaL sPECIFICaTIONs
Oper. Case Temperature
Thermal Shutdown, Case Temp.
Storage Temperature
Cooling
MTBF
Undervoltage Lockout
Input Filter
PHYsICaL sPECIFICaTIONs
Case Material
Construction
Weight
Dimensions
Aluminum
Fully Encapsulated
5 oz (142g)
2.28” x 2.4” x 0.5”
OUTPUT sPECIFICaTIONs
Voltage and Current
Load Regulation (0% to FL)
Line Regulation
Temperature Coefficient
Ripple/Noise
See Selection Chart
+/-0.2%, max.
(HL-LL)
+/-0.2%, max.
+/-0.03%/°C
2.5, 3.3 & 5Vout 20mV RMS, max.
75mVp-p max.
12 & 15Vout
30mV RMS, max.
100mVp-p max.
24Vout
100mV RMS, max.
240mVp-p max.
+/-1%, max
25% Change
<500uS
+/-10%
Continuous
115-140% of Output
110-150% of Rated Load
See Selection Chart
REMOTE ON/OFF CONTROL
Logic Compatibility
Module-On
Module-Off
Shutdown Idle Current
Open Collector
Referenced to - Input
Open Circuit
<0.8VDC
10mA
Voltage Accuracy
Transient Response
Trim Adjustment Range
Short Circuit Protection
Over Voltage Protection
Current Limit
Efficiency
GENERaL sPECIFICaTIONs
Input-Output Isolation
I/P-O/P, I/P-Case, O/P-Case
Isolation Resistance
Switching Frequency
12 & 24Vin
48Vin
Safety
EXTERNaL OUPUT TRIMMING
1500VDC
10-7nth Ohm min.
400kHz
300kHz
UL60950
*
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.
All specifications are typical at nominal input, full load, and 25DegC unless
otherwise noted
WWW.asTROdYNE.COM
300 Myles standish Blvd., Taunton, Ma 02780
Ph: 1-800-823-8082
Fax: 508-823-8181
Is o la t ed a nd Re gu lated 2 5 to 50 WATT M odul ar DC/DC Conv ert ers
MECHaNICaL dIMENsIONs
asd50
series
Pin #
1
2
3
4
5
6
7
8
9
Function
+ Input
Remote On/Off
Case
- Input
- Output
- Sense
Trim
+ Sense
+ Output
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
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