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Reference Design
TPS53819A
SLUSB56B – NOVEMBER 2012 – REVISED APRIL 2019
TPS53819A 3-V to 28-V Input, 40-A, Eco-Mode™, D-CAP2™ Synchronous Buck Controller With PMBus™
1 Features
•1 Conversion Input
Voltage 3 V to 28 V • VDD input
voltage 4.
5 V to 28 V • Output
voltage 0.
6 V to 5.
5 V • Supports all ceramic output
capacitors • Reference
voltage: 600 mV ±0.
5% tolerance • ±9%
Voltage adjustment with PMBus™ • Built-in 5-V LDO • D-CAP2™ mode with 100-ns load-step response • Auto-skip Eco-mode™ for light-load efficiency • Adaptive on-time control architecture with eight
selectable frequencies using PMBus • Supp...