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TPS54521

Texas Instruments
Part Number TPS54521
Manufacturer Texas Instruments
Description 5A Synchronous Step Down Converter
Published Mar 6, 2020
Detailed Description www.ti.com TPS54521 SLVS981C – JUNE 2010 – REVISED AUGUST 2013 4.5V to 17V Input, 5A Synchronous Step Down Converter Ch...
Datasheet PDF File TPS54521 PDF File

TPS54521
TPS54521

Overview
www.
ti.
com TPS54521 SLVS981C – JUNE 2010 – REVISED AUGUST 2013 4.
5V to 17V Input, 5A Synchronous Step Down Converter Check for Samples: TPS54521 FEATURES 1 •2 Integrated 57mΩ / 50mΩ MOSFETs • Split Power Rail: 1.
6V to 17V on PVIN • 200kHz to 900kHz Switching Frequency • Synchronizes to External Clock • 0.
8V Voltage Reference • Low 2uA Shutdown Quiescent Current • Hiccup Overcurrent Protection • Monotonic Start-Up into Prebiased Outputs • –40°C to 125°C Operating Junction Temperature Range • Pin-to-Pin Compatible with the TPS54620 • Adjustable Slow Start/Power Sequencing • Power Good Output for Undervoltage and Overvoltage Monitoring • Adjustable Input Undervoltage Lockout • Supported by SwitcherPro™ Software Tool APPLICATIONS • Flat Panel Digital TVs • Set Top Boxes, Personal Video Recorders • Net Books • High Density 3.
3V/5V Power Distribution from 12 V Bus DESCRIPTION The TPS54521 is a full featured 17V, 5A synchronous step down converter which is optimized for small designs thro...


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