300VDC-800VDC Input, 54W 4 Channel Outputs, PSR Flyback with SiC-FET Reference Design

(ACTIVE) PMP10415

Description & Features

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Description

This design uses low cost primary side regulation (PSR) IC UCC28700 with a SiC-FET for 300VDC-800VDC input range. Four outputs with separated grounds, 25V/19W, 25V/17W, 25V/10.1W, and 25V/8W are generated.

Features
  • High voltage DC input: 300VDC-800VAC
  • Four outputs with separated grounds, 25V/19W, 25V/17W, 25V/10.1W, and 25V/8W
  • 54W Maximum output power rating at efficiency of 88.3% at 300VDC, 87.5% at 800VDC

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Schematic/Block Diagram

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Test Data

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Design Files

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Bill of Materials (BOM)

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Parametrics
 PMP10415.1
(Output Voltage 1)
PMP10415.2
(Output Voltage 2)
PMP10415.3
(Output Voltage 3)
PMP10415.4
(Output Voltage 4)
Vin (Min) (V)300300300300
Vin (Max) (V)800800800800
Vout (Nom) (V)25252525
Iout (Max) (A).68.32.404.76
Output Power (W)17810.119
Isolated/Non-IsolatedIsolatedIsolatedIsolatedIsolated
Input TypeDCDCDCDC
TopologyFlyback- Quasi ResonantFlyback- Quasi ResonantFlyback- Quasi ResonantFlyback- Quasi Resonant

TI Devices (1)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
UCC28700  Constant-Voltage, Constant-Current PWM With Primary-Side Regulation  Offline & isolated DC/DC controllers & converters  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
UCC28700 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
PDF 1368 20 Nov 2014 18
Design files (5)
Title Abstract Type Size (KB) Date Views
ZIP 182 20 Nov 2014 9
PDF 239 20 Nov 2014 2
PDF 96 20 Nov 2014 3
PDF 117 20 Nov 2014 4
PDF 149 20 Nov 2014 40

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