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4.5 V to 18 V, 35 A, 2X stackable synchronous buck converter with PMBus™ and telemetry


Models (3)

Title Category Type Date
TPS546C23 IBIS Model IBIS Model ZIP 12 Dec 2019
TPS546C23 PSpice Transient Model PSpice Model ZIP 14 Mar 2016
Export TINA-TI Transient Spice Model from WEBENCH (Rev. A) TINA-TI Spice Model PDF 06 Nov 2015

Design kits & evaluation modules (2)

Name Part# Type
TPS546C23 35A PMBus Stackable Synchronous Buck Converter Evaluation Module TPS546C23EVM1-746 Evaluation Modules & Boards
TPS546C23 Stacked Two-Phase 70A Evaluation Module With PMBUS TPS546C23EVM2-746 Evaluation Modules & Boards

Reference designs

High-Density 12Vin, 1.2Vout, 60A POL Reference Design with Stacked TPS546C20A PMBus DCDC Converters

The TPS546C23 provides a single IC for both control & the synchronous power stage for high current DC/DC applications and allows doubling of the current capability with use of two of the same part.  Multi-phase also allows output ripple cancellation and effective higher bandwidth control (...)

View the Important Notice for reference designs covering authorized use, intellectual property matters and disclaimers.

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WEBENCH® Designer TPS546C23

  Min   Max Range
Vin  V 4.5 to 18.0V
Vout  V 0.35 to 5.5V
Iout  A ≤ 35A
Ambient Temp  °C -40 to 125°C