Constant On-Time Buck Regulator with Integrated 5V Regulators and 3.3V DMOS Driver

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A4405

The A4405 simplifies power management in automotive applications by integrating a 2.2 MHz buck pre-regulator, two 5V linear regulators, and a 3.3V DMOS driver. This highly integrated solution offers a wide input voltage range, short-to-battery protection, and robust fault protection for reliable performance in underhood environments.

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Constant On-Time Buck Regulator with Integrated 5V Regulators and 3.3V DMOS Driver

A4405

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