Small Form Factor Nvidia Tegra T40/T50 Proc Power for Automotive Infotainment Reference Design
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This Nvidia Tegra™ T40/T50 Processor Power Automotive Infotainment reference design powers the Nvidia Tegra T40/T50 Core Processor using the TPS51632Q1 and TPS51604Q1 Automotive Qualified Devices. It is targeted towards OEM or After-Market Infotainment Designs, including Rear Seat Entertainment.

  • 234mm2 of total power supply area (including input/output caps and inductor)    
  • Only 10x22uF ceramic output caps to meet load transient requirements 
  • 6V to 19V input support 
  • Scalability with phase count optimization  
  • ~ 87% peak efficiency at 1MHz switching frequency 
  • Tight Output  Voltage Accuracy

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Design Files

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(Output Voltage 1)
Vin (Min) (V)6
Vin (Max) (V)19
Vout (Nom) (V)1.1
Iout (Max) (A)15
Output Power (W)16.5
Input TypeDC
TopologyBuck- Multiphase
Designed forASIC

TI Devices (4)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
CSD87381P  30V, Nch synchronous buck NexFET MOSFETâ„¢, 3x2.5 LGA, 15A  MOSFETs  Sample & Buy View Design Kits & Evaluation Modules
TPS51604  4-A, 28-V half bridge gate driver for synchronous buck high frequency CPU core power applications  Gate drivers  Sample & Buy Not Available
TPS51632  2.5V to 24V, 3/2/1-phase Step-Down Driverless Controller for Nvidia Tegra® T40 CPUs  Step-down (buck) regulators  Sample & Buy Not Available
TPS51632-Q1  NVIDIA Tegra 2.5V to 24V, 3/2/1-phase step-down controller for automotive applications  Step-down (buck) regulators  Sample & Buy Not Available

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
CSD87381P Download
TPS51604 Download
TPS51632 Download
TPS51632-Q1 Download

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Technical documentation

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User guide (1)
Title Type Size (KB) Date
PDF 2809 26 Jan 2014
Design files (4)
Title Type Size (KB) Date
PDF 50 10 Nov 2016
PDF 125 10 Nov 2016
ZIP 1692 18 Feb 2014
ZIP 258 26 Jan 2014

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