Fast dual TO-247 rectifiers tuned for super-junction mosfets

Fast dual TO-247 rectifiers tuned for super-junction mosfets
  • CRU24715-600 has two 600V 15A rectifiers with a common cathode
  • CRU24730-600 has two 600V 30A rectifiers with dual common cathode

Connecting the internal diodes in parallel pushes current rating to 30A or 60A respectively, and the package can cope with up to 125W.

“These new rectifiers were developed alongside Central’s upcoming super-junction mosfets,” said the company’s marketing director Tom
Donofrio, “and are intended to be used together for various designs including the slow-side of a PFC [power factor correction] totem-pole as well as flyback diode configurations and dc-dc converters.”

Reverse recovery time is 35ns (30Vr, 1A, di/dt=300A/μs), said the company.

Picking a more realistic operating situation, reverse recovery time hovers around 70-100ns with the higher current device operating at 30A, 300-50A/μs, 400V and Tj=125°C.

At Tj=25°C and 30A, forward drop is typically 1.8V (2.5V max), rising to 1.45V at Tj=125°C.

Operation is over -55 to +150°C.

Find the CRU24730-600 data sheet here, and the 15A CRU24715-600 here

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