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RAA271041 Datasheet - Renesas

RAA271041 - Cold Crank Boost and Buck Controller

The RAA271041 is a controller for a dual regulator system capable of supporting ASIL-D automotive systems which must operate during battery dropout conditions.

The Channel 2 boost regulator maintains the voltage rail which supplies the downstream Channel 1 buck regulator, allowing the buck output to

RAA271041 Features

* ▪ ASIL-D Functional Safety ▪ 40V boost and buck integrated driver controller ▪ FET drivers support source/sink current of 2A/3A ▪ Low IQ with ECM mode of 8µA typical (buck Channel 1 only) ▪ Separate or Combined Wake (Enable) inputs for each channel ▪ Minimized FET ON and OFF times (25ns and 45ns) ▪

RAA271041-Renesas.pdf

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Datasheet Details

Part number:

RAA271041

Manufacturer:

Renesas ↗

File Size:

1.15 MB

Description:

Cold crank boost and buck controller.

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