DESCRIPTION

· The B5973D is a monolithic step-down switching regulator designed for automotive applications, capable of delivering up to 2A DC current.

· It operates with an input voltage range from 4V to 36V and can adjust the output voltage from 1.235V to 35V.

· Features a 250 kHz fixed switching frequency and includes a P-channel DMOS transistor for efficient switching.

· Packaged in an SO8 with an exposed pad to enhance thermal performance, reducing thermal resistance to approximately 40°C/W.

FEATURES

· Complies with AEC-Q100 Grade 1 automotive standards.

· Supports low dropout operation with 100% duty cycle capability.

· Includes internal current limiting, thermal shutdown, and protection against feedback disconnection.

· Features zero load current operation and synchronization capability.

· Voltage feedforward for improved line regulation.

APPLICATIONS

· Specifically tailored for automotive environments, ensuring reliability and performance under stringent conditions.