LMZ31503

Product Folder Order Now Technical Documents Tools & Software Support & Community Reference Design LMZ31503 SNVS992B – JULY 2013 – REVISED APRIL 2018 LMZ31503 3-A Power Module With 4.5-V to 14.5-V Input in QFN Package 1 Features 1 Complete Integrated Power Solution Allows Small Footprint, Low-Profile Design 9 mm × 15mm × 2.8mm package - Pin Compatible with LMZ31506 Efficiencies Up To 95% Wide-Output Voltage Adjust 0.8 V to 5.5 V, with 1% Reference Accuracy Optional Split Power Rail Allows Input Voltage Down to 1.6 V Adjustable Switching Frequency (330 kHz to 780 kHz) Synchronizes to an External Clock Adjustable Slow-Start Output Voltage Sequencing / Tracking Power Good Output Programmable Undervoltage Lockout (UVLO) Overcurrent Protection (Hiccup-Mode) Over Temperature Protection Pre-bias Output Start-up Operating Temperature Range: –40°C to +85°C Enhanced Thermal Performance: 13°C/W Meets EN55022 Class B Emissions - Integrated Shielded Inductor Create a Custom Design Using the LMZ31503 With the WEBENCH® Power Designer 3 Description The LMZ31503 power module is an easy-to-use integrated power solution that combines a 3-A DC/DC converter with power MOSFETs, a shielded inductor, and passives into a low profile, QFN package. This total power solution allows as few as 3 external components and eliminates the loop compensation and magnetics design process. The 9×15×2.8 mm QFN package is easy to solder onto a printed circuit board and allo...