Corporate: www.cdtechno.com
Corporate: www.cdtechno.com
Product: www.cdpowerelectronics.com
VSX40MD23
40 Watt Dual Output Quarter Brick DC/DC Converter
ꢀ 2.5V & 3.3V Dual Output
ꢀ UL/CUL 1950, EN60 950
ꢀ 36 to 75 Vdc Input Models
ꢀ 2.3" x 1.5" x 0.5"
ꢀ 89% Efficiency
ꢀ Continuous Short Circuit
Protection
ꢀ Low Output Noise
ꢀ Non-latching Protection:
Input Undervoltage
Input Overvoltage
Output Overvoltage
Overtemperature
ꢀ Input Filtering
ꢀ Remote On/Off, Input Side
ꢀ Output Voltage Trim, +/-10%
ꢀ Fixed Frequency Operation
ꢀ -40C° to +100C° Baseplate Temp.
ꢀ Output Current Limit, Self-Start
ꢀ 1,500 Vdc Isolation, Input to Output
VSX40
VSX40-U
ꢀ Output Voltage Tracking at
Turn-on and Turn-off
ꢀ No Minimum Load Current
The VSX40 Series are dual output
converters with a 36-75V input. The
industry quarter-pak size of 2.3" x 1.5"
heat-sinking and the low output ripple
minimizes the need for additional
filtering. For maximum flexibility,
APPLICATIONS
ꢀ Distributed Power Architectures
ꢀ Workstations
x 0.5" coupled with 89% efficiency is an power can be traded between outputs as
industry high-density breakthrough.
required. The VSX40 series feature
virtually all of the options required by
ꢀ EDP Equipment
ꢀ Telecommunications
These converters utilize Vx high density design engineers but not at the
technology. This technology has been
featured in our highly efficient VKP and
VKA series now successfully in use
worldwide. The very high 89%
competition’s typical additional price
for each option. This multitude of
features are standard on the VSX40
series.
OPTIONS
ꢀ Choice of Remote On/Off logic
Configuration
ꢀ Heatsink Available for Extended
efficiency minimizes the requirement for
Operation
ADDITIONAL INFORMATION
ꢀ See Application Note DCAN-41
at www.cdpowerelectronics.com
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
MIN
MAX
UNIT
Input Voltage:
VSX40MD23
Vi
100
1500
1500
200
Vdc
Vdc
Vdc
Vdc
°C
I/O Isolation Voltage
I/P to case
O/P to case
Operating Case Temperature
T
-40
100
1
Product: www.cdpowerelectronics.com
VSX40MD23 REV E 5/02