TPS65283-1

Product Folder Order Now Technical Documents Tools & Software Support & Community TPS65283, TPS65283-1 SLVSCL3E – JUNE 2014 – REVISED MAY 2019 TPS65283, TPS65283-1 4.5-V to 18-V Input Voltage, Maximum 3.5-A and 2.5-A Current, Synchronous Dual Buck Converter With Power Distribution Switch 1 Features 1 Buck Converter – Wide input voltage range 4.5 to 18 V – Integrated dual buck converter, maximum continuous current 3.5 A (Buck1) / 2.5 A (Buck2) – Feedback reference voltage 0.6 V ±1% – Adjustable switching frequency 200 kHz to 2 MHz – Internal built soft start time 2.4 ms – External clock synchronization – Cycle-by-cycle current limit – Power good indicator for each buck – Continuous current mode (TPS65283) or pulse skipping mode (PSM) (TPS65283-1) at light load Power distribution switch – Integrated a power distribution switch with onresistance 60 mΩ – Operating input voltage range 2.4 to 6 V – Adjustable current limiting up to 2.7 A – Current-limit accuracy ±10% at 1.25 A (typical) – Auto recovery overcurrent protection – Reverse input to output voltage protection – Overtemperature protection – 24-lead VQFN (RGE) 4-mm × 4-mm package 2 Applications USB ports and hubs Set top box Digital TV DSL/cable modem, wireless router Home gateway and access point networks Car infotainment 3 Description The TPS65283, TPS65283-1 in thermally-enhanced 4-mm × 4-mm VQFN package is a full featured 4.5- to 18-V Vin, 3.5-A/2.5-A output current synchronous step down DC-DC con...