TEA1731 40 W 19.5 V Notebook Adapter | NXP Semiconductors

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TEA1731 40 W 19.5 V Notebook Adapter

TEA1731DB0001 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 Specifications and information herein are available for historical reference only.

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This board demonstrates a 40 W +19.5 V AC/DC SMPS (notebook) power supply. The power supply can deliver a peak power of 50 W for 60 ms.

The application is EMI CISPR22 and Energy STAR 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

Supported Devices

Power Management

AC-DC Controllers

  • TEA173X: Low Voltage Start-Up Flyback Controllers Suitable for Fixed Frequency/CCM

Features

Key Features

  • Average efficiency: > 88%
  • Low ripple and noise
  • Low-cost implementation
  • ENERGY STAR compliant
  • EMI CISPR22 compliant

Microcontroller

  • TEA1731 TSOP6 fixed frequency controller

Power Management

  • Universal mains operation: 90 - 264 V (AC)
  • Output: 40 W; 19.5 V
  • Standby power consumption: < 90 mW (at 230 V (AC))
  • OverCurrent Protection (OCP)
  • OverPower Protection (OPP)
  • High/low line compensation

Size

  • Small form factor

Documentation

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4 documents

Compact List

Design Resources

Design Files

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1 design file

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