MCOTS-C-270-28-FT

DC-DC Converter

155-425V

155-475V

28V

21.4A

92% @ 10.7A / 91% @ 21.4A

Continuous Input

Transient Input

Output

Output

Efficiency

Product Details

The MilQor® series of Mil-COTS DC-DC converters brings SynQor’s field proven high-efficiency synchronous rectification technology to the Military/Aerospace industry. SynQor’s ruggedized encased packaging approach ensures survivability in demanding environments. Compatible with the industry standard format, these converters operate at a fixed frequency, and follow conservative component derating guidelines. They are designed and manufactured to comply with a wide range of military standards.

Operational Features

• High efficiency, 91% at full rated load current
• Operating input voltage range: 155-425 V
• Fixed frequency switching provides predictable EMI

Mechanical Features

• Industry standard full-brick pin-out configuration
• Size: 4.686” x 2.486” x 0.512” 119.0 x 63.1 x 13.0 mm
• Total weight: 9.9oz (280g)
• Flanged baseplate version available

Specification Compliance Features

MCOTS series converters (with an MCOTS filter) are
designed to meet:
• MIL-HDBK-704 (A-F)
• MIL-STD-461 (C, D, E, F)

Control Features

• Fully Isolated On/Off control
• Remote sense for the output voltage
• Output voltage trim range of +10%, -20%
• Active current sharing (full feature option)
• Clock synchronization (full feature option)
• Start synchronization (full feature option)

Safety Features

• 4250V dc, 100 MΩ input-to-output isolation
• (see Standards and Qualifications page)

Protection Features

• Input under-voltage lockout/over-voltage shutdown
• Output current limit and short circuit protection
• Input over-voltage protection
• Output over-voltage protection
• Thermal shutdown