LM5121-Q1

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM5121, LM5121-Q1 SNVS963C – SEPTEMBER 2013 – REVISED JUNE 2016 LM5121/-Q1 Wide Input Synchronous Boost Controller with Disconnection Switch Control 1 Features 1 AEC-Q100 Qualified with the following results: – Device Temperature Grade 1: -40°C to +125°C Ambient Operating Temperature Range – Device HBM ESD Classification Level 2 – Device CDM ESD Classification Level C6 Maximum Input Voltage: 65 V Min Input Voltage: 3.0 V (4.5 V for startup) Output Voltage Up to 100 V Bypass (VOUT = VIN) Operation 1.2-V Reference with ±1.0% Accuracy Free-Run/Synchronizable up to 1 MHz Peak Current Mode Control Robust Integrated 3-A Gate Drivers Adaptive Dead-Time Control Optional Diode Emulation Mode Programmable Cycle-by-Cycle Current Limit Programmable Line UVLO Programmable Soft-Start Thermal Shutdown Protection Low Shutdown Quiescent Current: 9 μA Programmable Slope Compensation Programmable Skip Cycle Mode Reduces Standby Power Supports External VCC Bias Supply Option Load Disconnection in Shutdown Mode (True Shutdown) Inrush Current Limiting Hiccup Mode Short Circuit/Overload Protection Circuit Breaker Function Capable of Input Transient Suppression Capable of Reverse Battery Protection Thermally Enhanced 20-Pin HTSSOP 2 Applications 12-V, 24-V, and 48-V Power Systems Automotive Start-Stop High Current Boost Power Supply Battery Powered Sy...