45W / 19.5V Ultra book adapter

TEA1832DB1253 Archived
  • This page contains information on a product that is no longer manufactured (discontinued). Specifications and information herein are available for historical reference only.

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Archived content is no longer updated and is made available for historical reference only.

The TEA1832 demo board is a small and low-cost solution for a 45W ultrabook adapter or any low-power adapter solution. The power supply can deliver a peak power of 90 W for 2 ms. The application is EMI CISPR22, ENERGY STAR, DoE, and CoC compliant. The used topology is fixed frequency flyback. The adapter has several built-in protections and compensation features and excellent efficiency and standby power consumption performance.

Product Details

Features

Power Management

  • Universal mains operation: 90 - 264 V (AC)
  • Output: 45 W; 19.5 V
  • Standby power consumption: < 55 mW (at 230 V (AC))
  • Accurate output overvoltage protection
  • OverCurrent Protection (OCP)
  • OverPower Protection (OPP)
  • High/low line compensation
  • 200% peak power for 2 ms
  • Brown-in/out protection

Size

  • Small form factor

IC used

  • TEA1832T TSOP6 fixed frequency controller
  • Overtemperature protection
  • Low-cost implementation
  • ENERGY STAR, DoE, and CoC compliant
  • EMI CISPR22 compliant
  • Average efficiency: > 89% (end of cable)
  • Low ripple and noise

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