BEL POWER SOLUTIONS INC DC-DC Converter, 0.59 → 5.1V dc/ 20A Output, 4.5 → 13.8 V dc Input, Through Hole,

Non-isolated
High efficiency synchronous buck topology
Low noise fixed frequency operation
Wide input voltage range
Up to 20A output current
Adjustable output voltage via external resistors
Start up into pre-biased output
No minimum load required
Remote differential output voltage sense
Power good signal
Input enable
Input under-voltage lockout, over-current and over-voltage protection
Vertical through-hole mounting package - industry standard footprint and pinout

Please refer to data sheet for derating graphs.
MTBF to Telcordia SR-332.

UL 60950, EN 60950-1, CSA C22.2 No. 60950-00 Certified

UL/cUL recognised, CSA, TUV

Power-One - Non-Isolated, Analogue Point-of-Load Converters