MQFL-270-06S DC-DC Converter

155-400V

155-475V

6.0 V

20A

86% @ 10A / 88% @ 20A

Continuous Input

Transient Input

Output

Output

Efficiency

Product Details

The MilQor® series of high-reliability DC-DC converters brings SynQor’s field proven high-efficiency synchronous rectifier technology to the Military/Aerospace industry. SynQor’s innovative QorSeal® packaging approach ensures survivability in the most hostile environments. Compatible with the industry standard format, these converters operate at a fixed frequency, have no opto-isolators, and follow conservative component derating guidelines. They are designed and manufactured to comply with a wide range of military standards.

Operational Features

• Fixed switching frequency
• No opto-isolators
• Parallel operation with current share
• Remote sense
• Clock synchronization
• Primary and secondary referenced enable
• Continuous short circuit and overload protection with auto-restart feature
• Input under-voltage and over-voltage shutdown

Specification Compliance Features

MQFL series converters (with MQME filter) are designed to meet:
• MIL-HDBK-704-7 (A through F)
• RTCA/DO-160 Section 16, 17, 18
• MIL-STD-461 (C, D, E, F)
• RTCA/DO-160 (E, F, G) Section 22

Compliance Features

MQFL series converters are qualified to:
•MIL-STD-810F
— consistent with RTCA/D0-160E
• SynQor’s First Article Qualification
— consistent with MIL-STD-883F
• SynQor’s Long-Term Storage Survivability Qualification
•SynQor’s on-going life test

Design Process

MQFL series converters are:
• Designed for reliability per NAVSO-P3641-A guidelines
• Designed with components derated per:
— MIL-HDBK-1547A
— NAVSO P-3641A

Manufacturing Process

• AS9100 and ISO 9001 certified facility
• Full component traceability
• Temperature cycling
• Constant acceleration
• 24, 96, 160 hour burn-in
• Three level temperature screening