85 to 265VAC Input 5V/7.5W Low Cost Small Size Flyback Reference Design PMP9045 (ACTIVE)

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Description

Constant Voltage/Constant Current power supply generates 5V at 1.5A output at 80% average efficiency with greater than 76% efficiency at 10% load and less than 30mW no load power. The design features primary side regulation (PSR) and integrated flyback switcher. With a low component count and low cost, the design can be used in USB type power supplies for PDAs, tablets, cameras and cell phones.

Features
  • Primary Side Regulation (PSR)
  • +/- 5% Voltage Regulation
  • +/- 5% Current Regulation
  • Low Stand-by Power
  • Valley Switching
  • High Voltage Startup

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Schematic/Block Diagram

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Test Data

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TI Devices (2)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
UCC28910  700V Flyback Switcher with Constant-Voltage Constant-Current and Primary-side Control  Offline & isolated DC/DC controllers & converters  Sample & Buy View Design Kits & Evaluation Modules
UCC28911  700V Flyback Switcher with Constant-Voltage Constant-Current and 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)
UCC28910 Download Download
UCC28911 Download Download

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Technical Documents

See the Important Notice and Disclaimer covering reference designs and other TI resources.

User guides (1)
Title Type Size (KB) Date
PDF 490 11 Mar 2014
Design files (2)
Title Type Size (KB) Date
PDF 19 11 Mar 2014
PDF 73 11 Mar 2014
Related Tools & Software

Software (1)



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