12 Watt Single Series DC/DC Converters
Description
Features
!
These 12 Watt Single Output DC/DC converters are designed
fortelecommunications,industrialcontrols,medicalequipment
and instrumentation systems. The converters feature very
wide input voltage ranges.
UL Recognized
!
Low Noise Output
!
LC Type Input Filter
The converter consists of a hi-speed chopper circuit using
state-of-the-art MOSFET technology, isolation transformer,
and high regulation linear post regulator. These provide very
low noise and ultra stable output voltages.
!
Six-Sided Shielded Steel Case
!
Very Wide Input Voltage Ranges
(9-36, and 24-72)
!
High Efficiency Operation
!
Long Term Output Fault Survival
!
5 Year Warranty
Selection Chart
Input Range
Output
VDC
Output
mA
VDC
Model
MIN
9.00
MAX
36.00
36.00
36.00
72.00
72.00
72.00
24S5.2000
24S12.1000
24S15.800
48S5.2000
48S12.1000
48S15.800
5.0
2000
1000
800
9.00
12.0
15.0
5.0
9.00
24.00
24.00
24.00
2000
1000
800
12.0
15.0
12 Watt Single Series Block Diagram
LOW VOLTAGE
FOLDBACK
PWM FEEDBACK
3
+ OUTPUT
CURRENT LIMIT
A
C
1
D
1
+ INPUT
1
2
LOW TC
REFERENCE
LC
INPUT
FILTER
PWM
CONTROL
CMN
5
- INPUT
SHIELDED
ISOLATION
TRANSFORMER
Output
C 1
D 1
5
470µF
220µF
220µF
6.8V
15V
18V
12
15
SIX-SIDED SHIELDED STEEL CASE
Manufacturing Company, Inc. • Concord, California 94520 • Ph: 925/687-4411 or 800/542-3355 • Fax: 925/687-3333 • www.calex.com • Email: sales@calex.com
3/16/99
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