MGDM-75 Datasheet, PDF (1/17 Pages) List of Unclassifed Manufacturers – Hi-Rel DC/DC CONVERTER 75W POWER

Hi-Rel DC/DC CONVERTER
MGDM-75 : 75W POWER ^Hi-Rel
Grade
5:1 Ultra Wide Input
Single Output
Metallic case - 1.500 VDC Isolation
• Ultra wide input range 16-80 Vdc, 9-45 Vdc
• 28Vdc input compliant with MIL-STD-704A/D/F
• Industry standard quarter brick package
• Power up to 75 W
• Wide temperature range : -40°C/+ 105° baseplate
• High efficiency (typ. 86%-90%)
• Soft start
• Galvanic isolation 1.500 VDC
• Integrated LC EMI filter
• Synchronizable
• Fully protected by independant security
• Under & overvoltage lock-out
• Overvoltage protection
• Current limitation protection
• Overtemperature protection
• No optocoupler for high reliability
1-General
The MGDM-75 series is a complete line of high filters to minimize reflected input current ripple
density wide input range DC/DC power modules and output voltage ripple.
designed for aerospace, military and high-end The modules have totally independant security
industrial applications. These modules use a functions including input undervoltage lock-out,
patented fixed switching topology at 420 KHz _{output overvoltage protection, output current}
providing ultra wide input range, low noise
characteristics and high power density. Standard
models are available with ultra wide input vol-
limitation protection, and temperature protec-
tion. Additionnally a soft-start function allows
current limitation and eliminates inrush current
4
tage range of 9-45, 16-80 volts. The series _{during start-up.}
include single output voltage choices of 3.3, 5, _{The design has been carried out with surface}
12, 15, 24, 28 volts.
mount components, planar transformer and is
The MGDM-75 series include synchronization, trim _{manufactured in a fully automated process to}
and sense functions.
guarantee high quality. The modules are potted
The synchronization function allows to synchronize _{with a bi-component thermal conductive}
more than one converter to one frequency or an _{compound and used an insulated metallic subs-}
external source frequency.
trat to ensure optimum power dissipation under
All the modules are designed with LC network _{harsh environmental conditions.}
2-Product Selection
Single output model : MGDS-75-
(/T) : option for -55°C start up operating temperature
(/S) : option for screening and serialization
Input Voltage Range
Permanent
H : 9-45 VDC
O : 16-80 VDC
(/T) and/or (/S)
Output
B : 3.3 VDC
C : 5 VDC
E : 12 VDC
F : 15 VDC
I : 24 VDC
J : 28 VDC
REDEFINING THE SOURCE OF POWER
© Gaia Converter FC03-032.03/06 Revision G
For locations, phone, fax, E-Mail see back cover