PMP8670

Step-Down Regulator Delivering 1.0V at 12A for Core Power Reference Design

PMP8670

Design files

Overview

PMP8670 is a single-phase switching regulator accepting an input voltage range of 4.8Vin to 28Vin and providing an output voltage of 1.0Vout capable of supplying 12A of current. This design uses the TPS53014 synchronous buck controller and the CSD17327Q5A & CSD17301Q5A power block MOSFETs. This design is able to provide 12A continuous current to a FPGA, ASIC, or processor core out of a 12V bus. Due to D-CAP2 control, dynamic performance is outstanding and the transient response is ultrafast, which is well suited for low/mid voltage power cores.

Features
  • Ready to use 28V input DC/DC solution for 12A
  • Universal design
Output voltage options PMP8670.1
Vin (Min) (V) 4.5
Vin (Max) (V) 28
Vout (Nom) (V) 1
Iout (Max) (A) 12
Output Power (W) 12
Isolated/Non-Isolated Non-Isolated
Input Type DC
Topology Buck- Synchronous
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A fully assembled board has been developed for testing and performance validation only, and is not available for sale.

Design files & products

Design files

Download ready-to-use system files to speed your design process.

TIDU603.PDF (389 K)

Test results for the reference design, including efficiency graphs, test prerequisites and more

TIDRBC4.PDF (26 K)

Detailed schematic diagram for design layout and components

TIDRBC5.PDF (86 K)

Complete listing of design components, reference designators, and manufacturers/part numbers

TIDC705.ZIP (477 K)

Design file that contains information on physical board layer of design PCB

TIDRBC6.PDF (473 K)

PCB layer plot file used for generating PCB design layout

Products

Includes TI products in the design and potential alternatives.

AC/DC & DC/DC controllers (external FET)

TPS530144.5-V to 28-V, 25-A synchronous D-CAP2 buck controller

Data sheet: PDF | HTML
MOSFETs

CSD17301Q5A30-V, N channel NexFET™ power MOSFET, single SON 5 mm x 6 mm, 3 mOhm

Data sheet: PDF
MOSFETs

CSD17327Q5A30-V, N channel NexFET™ power MOSFET, single SON 5 mm x 6 mm, 15.5 mOhm

Data sheet: PDF

Technical documentation

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Type Title Date
Test report PMP8670 Test Results Oct. 16, 2014

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