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LM64440CPPQRYFRQ1 3V to 36V, 4A, Automotive-Grade Synchronous DC/DC Buck Converter with Pin-Selectable Light-Load Mode Optimised for Reliability and Low EMI 

Basic Information: 

Model Number: LM64440CPPQRYFRQ1 

Package: VQFN-FCRLF-22 

Type: Synchronous Buck Converter 

Overview: The LM64440CPPQRYFRQ1 is an automotive-grade synchronous DC/DC buck converter with excellent efficiency and ultra-low IQ, featuring integrated high-side and low-side MOSFETs capable of delivering up to 6A of output current over a wide input voltage range of 3V to 36V, supporting load-drop transients up to 42V. The converter provides soft recovery from voltage drops, eliminating the need to overshoot the output.

LM64440CPPQRYFRQ1 - Product Specifications: 

Mounting Style: SMD/SMT 

Package / Case: VQFN-22 

Topology: Step-Down 

Output Voltage: 5 V 

Output Current: 4 A 

Number of Outputs: 1 Output 

Input Voltage - Min: 3 V 

Input Voltage - Max: 36 V Quiescent Current: 9 uA 

Switching Frequency: 2.1 MHz 

Minimum Operating Temperature: - 40 °C 

Maximum Operating Temperature: + 150 °C 

Input Voltage: 3 V to 36 V 

LM64440CPPQRYFRQ1 - Applications: 

Automotive ADAS and Body Electronics 

Automotive Infotainment & Instrumentation Clusters: audio mainframe, media centre, USB charging, display, audio system, media centre and instrumentation. Automotive infotainment systems and instrument clusters: audio mainframe, media centre, USB charging, display

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