MCOTS-C-270-28-QT DC-DC Converter

155-425V

155-475V

28V

5.35A

88% @ 2.65A / 86% @ 5.3A

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, 86% at full rated load current
• Operating input voltage range: 155-425V
• Fixed frequency switching provides predictable EMI
• No minimum load requirement

Mechanical Features

• Industry standard quarter-brick pin-out
• Size: 1.54” x 2.39” x 0.50” (39.0 x 60.6 x 12.7 mm)
• Total weight: 3.2 oz. (91 g)
• Flanged baseplate version available

Specification Compliance Features

MCOTS series converters (with an MCOTS filter) are designed to meet:
• MIL-HDBK-704 (A-F)
• RTCA/DO-160E Section 16
• MIL-STD-1275 (B,D)
• DEF-STAN 61-5 (Part 6)/(5 or 6)
• MIL-STD-461 (C, D, E, F)

Control Features

• On/Off control referenced to input return
• Remote sense for the output voltage
• Output voltage trim range of +10%, -20%

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
• Active back bias limit
• Output over-voltage protection
• Thermal shutdown