LM5180-Q1

Product Folder Order Now Technical Documents Tools & Software Support & Community LM5180-Q1 SNVSB07C – JULY 2018 – REVISED APRIL 2019 LM5180-Q1 65-VIN PSR Flyback DC/DC Converter with 100-V, 1.5-A Integrated MOSFET 1 Features 1 AEC-Q100-qualified for automotive applications – Device temperature grade 1: –40°C to 125°C ambient temperature range Designed for reliable and rugged applications – Wide input voltage range of 4.5 V to 65 V – Robust solution with only one component crossing the isolation barrier – ±1.5% total output regulation accuracy – Optional VOUT temperature compensation – 6-ms internal or programmable soft start – Input UVLO and thermal shutdown protection – Hiccup-mode overcurrent fault protection – –40°C to +150°C junction temperature range Integration reduces solution size and cost – Integrated 100-V, 0.4-Ω power MOSFET – No opto-coupler or transformer auxiliary winding required for VOUT regulation – Low EMI operation to meet CISPR 25 High efficiency PSR flyback operation – Quasi-resonant switching in boundary conduction mode (BCM) at heavy load – External bias option for improved efficiency – Single- and multi-output implementations Create a custom regulator design using WEBENCH® Power Designer 3 Description The LM5180-Q1 is a primary-side regulated (PSR) flyback converter with high efficiency over a wide input voltage range of 4.5 V to 65 V. The isolated output voltage is sampled from the primary-side flyback voltage, eliminating the need f...