12.5Vin to 15.5Vin, 24Vout @ 8A Synchronous Boost Converter Reference Design

(ACTIVE) PMP9385

Description & Features

Technical Documents

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Key Document

Description

PMP9385 is a Single-Phase Synchronous Boost Converter which accepts an input voltage of 12.5Vin to 15.5Vin and provides an output of 24Vout capable of supplying a maximum of 8A of current to the load. Design uses an LM5122 Synchronous Boost controller and CSD18531Q5A FETs.

Features
  • High Efficiency Design
  • High Power Density : 192W/22 Sq. inches
  • Synchronizable to External Clock
  • Cycle-by-Cycle Current Limit with programmable hiccup mode overload protection
  • Voltage Reference Accuracy of +/-1%
  • Low Component Temperature Rise

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Source Files

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Bill of Materials (BOM)

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Parametrics
 PMP9385.1
(Output Voltage 1)
Vin (Min) (V)12.5
Vin (Max) (V)15.5
Vout (Nom) (V)24
Iout (Max) (A)8
Output Power (W)192
Isolated/Non-IsolatedNon-Isolated
Input TypeDC
TopologyBoost- Synchronous

TI Devices (2)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
CSD18531Q5A  60V N-Channel NexFET Power MOSFETs, CSD18531Q5A  MOSFETs  Sample & Buy View Design Kits & Evaluation Modules
LM5122  3-65V Wide Vin, Current Mode Synchronous Boost Controller with Multiphase Capability  Step-up (boost)  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
CSD18531Q5A VSONP (DQJ)| 8 Download
LM5122 Download Download
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Technical Documents

View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.

User guides (1)
Title Abstract Type Size (KB) Date Views TI Recommends
PDF 947 28 Sep 2015 6
Design files (6)
Title Abstract Type Size (KB) Date Views
ZIP 353 28 Sep 2015 6
ZIP 703 28 Sep 2015 3
PDF 1253 28 Sep 2015 3
PDF 149 28 Sep 2015 3
PDF 137 28 Sep 2015 5
PDF 395 28 Sep 2015 10

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