Specifications

Chassis Plans CPX1-241 Technical Reference Chapter 3 – Power Supply Options
Page 16
MIL-STD-704/1275 DC Input Converter
The Mil-Std-704/1275 DC Input Converter provides true 704/1275 input specifications allowing reliable operation
from nominal 28VDC input mains in a military environment. A Mil grade DC to DC Converter is provided in a
rack mountable case with military grade circular connectors.
Operating Specifications
Input Voltage 18-36VDC
Output Voltage 12.0VDC
Output Current 8A
Output Power 100 W
Electrical Specifications
Efficiency 81%
Isolation 200VDC, Input to
Output and Input to Case
EMI Filtering Mil-Std-461E,
CD101 and CE102 on the input
Operating Temperature -40°C to +85°C
Storage Temperature -55°C to +100°C
Connectors
Input Connector TBD
Mating Input Connector TBD
Pinouts TBD
Environmental Specifications
Pressure-Altitude Per MIL-STD-810F,
Method 500.4, Procedure I
and II
High Temperature Per MIL-STD-810F,
Method 501.4, Procedure I
and II
Low Temperature Per MIL-STD-810F,
Method 502.4, Procedure I
Humidity Per MIL-STD-810F,
Method 507.4, Procedure I
Fungus Per Mil-Std-810F, Method
508.5, Procedure I
Salt Fog Per Mil-Std-810F, Method
509.4, Procedure I
Sand and Dust Per Mil-Std-810F, Method
510.4, Procedure I and II
Acceleration Per MIL-STD-810F,
Method 513.5, Procedure I
and II
Vibration Per MIL-STD-810F,
Method 514.5, Procedure
I, Category 1, 4, 7 thru 14
and 16 thru 21
Shock Per MIL-STD-810F,
Method 516.5, Procedure
I, IV
Table 6 - MIL-STD-704/1275A Power Supply Specifications