LM10504

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM10504 SNVS739F – DECEMBER 2011 – REVISED OCTOBER 2016 LM10504 Triple Buck and LDO Power Management Unit 1 Features 1 Three High-Efficiency Programmable Buck Regulators – Integrated FETs With Low RDSON – Bucks Operate With Their Phases Shifted to Reduce the Input Current Ripple and Capacitor Size – Programmable Output Voltage Through the SPI Interface – Overvoltage and Undervoltage Lockout – Automatic Internal Soft Start With Power-On Reset – Current Overload and Thermal Shutdown Protection – PFM Mode for Low-Load, High-Efficiency Operation Power-Down Data Protection Enhances Data Integrity – Bypass Mode Available on Bucks 1 and 2 Deep Sleep Mode to Save Power During Idle Times With DevSLP Function Programmable Low-Dropout LDO 1.2 V to 3.1 V, up to 250 mA SPI-Programmable Interrupt Comparator (2 V to 4 V) Alternate Buck VOUTS Selectable Through VSELECT Logic Pins Customizable Start-Up Sequencing for Varied Controllers RESET Pin Programmable Buck Regulators: – Buck 1: 1.1 V to 3.6 V at 1.6 A – Buck 2: 1.1 V to 3.6 V at 1 A – Buck 3: 0.7 V to 1.335 V at 1 A ±3% Feedback Voltage Accuracy Up to 95% Efficient Buck Regulators 2-MHz Switching Frequency for Smaller Inductor Size 2 Applications Solid-State Drives 3 Description The LM10504 is an advanced PMU containing three configurable, high-efficiency buck regulators for supplying variable voltages. The device is idea...