TPS53515

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design TPS53515 SLUSBN5B – AUGUST 2013 – REVISED JULY 2015 TPS53515 1.5-V to 18-V (4.5-V to 25-V Bias) Input, 12-A Single Synchronous Step-Down SWIFT™ Converter 1 Features 1 Integrated 13.8-mΩ and 5.9-mΩ MOSFETs With 12-A Continuous Output Current Supports All Ceramic Output Capacitors Reference Voltage 600 mV ±0.5% Tolerance Output Voltage Range: 0.6 V to 5.5 V D-CAP3™ Control Mode With Fast Load-Step Response SWIFT™ Auto-Skipping Eco-mode™ for High Light-Load Efficiency FCCM for Tight Output Ripple and Voltage Requirements Eight Selectable Frequency Settings from 250 kHz to 1 MHz Precharged Startup Capability Built-in Output Discharge Circuit Open-Drain Power-Good Output 3.5 mm × 4.5 mm, 28-Pin, VQFN-CLIP Package 2 Applications Server and Cloud-Computing POLs Broadband, Networking, and Optical Communications Infrastructure I/O Supplies Supported at the WEBENCH® Design Center 3 Description The TPS53515 device is a small-sized, synchronous buck converter with an adaptive on-time D-CAP3 control mode. The device offers ease-of-use and low external-component count for space-conscious power systems. This device features high-performance integrated MOSFETs, accurate 0.5% 0.6-V reference, and an integrated boost switch. Competitive features include very low external-component count, fast loadtransient response, auto-skip mode operation, internal soft...