MQHR-28-12S DC-DC Converter





81% @ 1A / 85% @ 2A

Continuous Input

Transient Input




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 QorSealTM 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
• Output over-voltage shutdown
• Remote sense
• Clock synchronization
• Primary referenced enable
• Continuous short circuit and overload protection
• Input under-voltage and over-voltage shutdown

Specification Compliance Features

MQHR series converters (with MQHE filter) are designed to meet:
• MIL-HDBK-704-8 (A through F)
• RTCA/DO-160 Section 16, 17, 18
• MIL-STD-1275 (B, D) for VIN > 16V
• DEF-STAN 61-5 (part 6)/(5, 6) for VIN > 16V
• MIL-STD-461 (C, D, E, F)
• RTCA/DO-160(E, F, G) Section 22

Compliance Features

MQHR series converters are qualified to:

Manufacturing Process

• AS9100 and ISO 9001:2008 certified facility
• Full component traceability
•Temperature cycling
• Constant acceleration
•24, 96, 160 hour burn-in
• Three level temperature screening