9-36V Input, 5V/3A Output Synchronous Flyback Converter Reference Design

(ACTIVE) PMP10491

Description & Features

Technical Documents

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Key Document

Description

The wide 9-36Vdc input range of this design is well suited for applications operating from 12V/24V dc inputs.  The synchronous rectifier provides excellent efficiency over the full input range.

Features
  • Excellent efficiency (89% at 3A)
  • 1500VRMS isolation
  • Small size (32 x 35mm)
  • 8.4mm max transformer height

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Schematic/Block Diagram

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Design Guide

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Design Files

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Bill of Materials (BOM)

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Parametrics
 PMP10491.1
(Output Voltage 1)
Vin (Min) (V)9
Vin (Max) (V)36
Vout (Nom) (V)5
Iout (Max) (A)3
Output Power (W)15
Isolated/Non-IsolatedIsolated
Input TypeDC
TopologyFlyback- Synchronous

TI Devices (4)

Order samples, get tools and find more information on the TI products in this reference design.

Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
CSD18504Q5A  40V, N-Channel NexFET™ Power MOSFET  MOSFETs  Sample & Buy View Design Kits & Evaluation Modules
CSD19534Q5A  100V, N-Channel NexFET Power MOSFET  MOSFETs  Sample & Buy Not Available
LM5022  6-60V Wide Vin, Current Mode Boost, SEPIC and Flyback Controller  Step-up (boost)  Sample & Buy View Design Kits & Evaluation Modules
TLV431A  1% Accuracy Low-Voltage Adjustable Precision Shunt Regulator  Voltage references  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
CSD18504Q5A VSONP (DQJ)| 8 Download Download
CSD19534Q5A VSONP (DQJ)| 8 Download
LM5022 Download Download
TLV431A Download Download
Download Download
Download -
Download Download
Download -
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Step 2: Download the Symbol and Footprint from the CAD.bxl file table.


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 1476 09 May 2016 6
Design files (3)
Title Abstract Type Size (KB) Date Views
ZIP 261 09 May 2016 14
PDF 109 09 May 2016 4
PDF 280 09 May 2016 22

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