Is o la t ed a nd Re gu lated 3 WATT Modu lar DC/DC Conv er ter s
Wide 4 : 1 Input Range
Regulated Outputs
500V Isolation
Full EMI Shielding
Standard Pinouts
Unit measures 0.8”W x 1.25”L x 0.4”H
VKC03
series
Model Number
SINGLE OUTPUT
VKC03-24S05
VKC03-48S05
VKC03-24S12
VKC03-48S12
VKC03-24S15
VKC03-48S15
DUAL OUTPUT
VKC03-24D05
VKC03-48D05
VKC03-24D12
VKC03-48D12
VKC03-24D15
VKC03-48D15
Output Voltage
Output mAmps
Input Range
5 VDC
12 VDC
15 VDC
500
500
250
250
200
200
+/-250
+/-250
+/-125
+/-125
+/-100
+/-100
9-36VDC
18-72VDC
9-36VDC
18-72VDC
9-36VDC
18-72VDC
9-36VDC
18-72VDC
9-36VDC
18-72VDC
9-36VDC
18-72VDC
+/-5 VDC
+/-12 VDC
+/-15 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 3 WATT Modu lar DC/DC Conv er ter s
INPUT SPECIFICATIONS
Input Voltage Ranges:
24 VDC Nominal
48 VDC Nominal
9-36 VDC
18-72 VDC
VKC03
series
ENVIRONMENTAL SPECIFICATIONS
Oper. Temperature
Storage Temperature
Maximum Case Temp
MTBF
-25 to +71 DegC(FL)
-55 to +125 DegC
*
110 DegC
*
1214 kHrs
MIL-HDBK-217F TA=25C FL
OUTPUT SPECIFICATIONS
Voltage and Current
Load Regulation
25% - FL
Line Regulation
Temperature Coefficient
Ripple/Noise(Single/Dual)
Voltage Stability
Voltage Balance, Dual
Short Circuit Protection
See Selection Chart
singles: +/- 0.2%
duals: +/-1%
+/- 0.2%
+/-0.02%/DegC
50mV Pk-Pk, typ
+/-2%
+/-2%
Continuous, self-recovering
PHYSICAL SPECIFICATIONS
Case Material
Construction
Weight
Nickel-Coated Copper
Non-Conductive Base
Fully Encapsulated
0.5 oz, (14g)
GENERAL SPECIFICATIONS
On/Off Control
(Ref to - Input pin)
Logic “1”/Open=ON
Logic “0”/GND=OFF
500VDC
300 pF
10000 M Ohms
77%, typ
300Khz
Input-Out Isolation
In/Out Capacitance
Isolation Resistance
Efficiency
Switching Frequency
All specifications are typical at nominal input, full load, and 25DegC unless
otherwise 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
Is o la t ed a nd Re gu lated 3 WATT Modu lar DC/DC Conv er ter s
MECHANICAL DIMENSIONS
Pin size is 0.02(0.5) Dia or
0.01 x 0.02 (0.25 x 0.50)
Rectangular Pin
VKC03
Single Outputs Dual Outputs
+ Input
+ Input
N/C
N/C
- Output
+ Output
N/C
Control
- Input
- Input
+ Input
+ Input
Common
Common
N/C
- Output
+ Output
Control
- Input
- Input
series
Pin #
1
2
10
11
12
13
15
20
23
24
0.18(4.6)
24
23
1.25 (31.8)
1
2
0.70 (17.8)
0.10 (2.5)
20
BOTTOM
VIEW
15
13
10
11
12
0.15
(3.8)
0.40
(10.2)
0.60(15.2)
0.80(20.3)
OUTPUT DERATING CURVE
OUTPUT POW ER (%)
VKC03-48S05 Derating Curve
100
75
50
25
Nature convection
50 60 70 80
90 100
0
-40 -25 -10 0
AMBIENT TEMPERATURE (ºC)
WWW.ASTRODYNE.COM
300 Myles Standish Blvd., Taunton, MA 02780
Ph: 1-800-823-8082
Fax: 508-823-8181
DSP and ARM Processors
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