LM25149—42-V synchronous buck DC/DC controller with ultra-low IQ and integrated active EMI filterLM25149-Q1—42-V automotive synchronous buck DC/DC controller with ultra-low IQ and integrated active EMI filterLM5149—80-V synchronous buck DC/DC controller with ultra-low IQ and integrated active EMI filterLM5149-Q1—80-V automotive synchronous buck DC/DC controller with ultra-low IQ and integrated active EMI filter