ams AS3728 Power Management Unit

ams AS3728 Power Management Unit
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Not for new design

Description

The AS3728 is a companion chip for the AS3715/21/22 PMICs containing control circuitry and power FETs for 2 phases. Up to 4 ICs can be used in parallel to achieve 32A drive capability.
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Details

Features

  • 2 phases with separate control input
  • Separate low side and high side power NMOS for 4A per phase
  • Stand-alone zero-crossing operation
  • Integrated temperature monitoring
  • 12V operating range
  • WL-CSP24: 2.415mm x 1.615mm, 0.4mm pitch

Benefits

  • Support for single or dual-phase operation
  • 2 x 4A output stages are running on 3MHz
  • Overtemperature protection
  • Direct conversion from standard 12V rails
  • Cost effective, small package

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Datasheets

AS3728 DS000350

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Environmental documents

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