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TDA3605Q page 2
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TDA3605Q Description

GENERAL DESCRIPTION TDA3605Q The TDA3605Q is a multiple output voltage regulator with a power switch, intended for use in car radios with or without a microcontroller. Two fixed voltage regulators with a foldback current protection (regulator 1 and regulator 3) and one fixed voltage regulator (regulator 2), intended to supply a microcontroller, that also operates during load dump and thermal shutdown. A power switch...

TDA3605Q Key Features

  • Two VP-state controlled regulators (regulator 1 and regulator 3) and a power switch
  • Regulator 2, reset and ignition buffer operates during load dump and thermal shutdown
  • Separate control pins for switching regulator 1, regulator 3 and the power switch
  • Supply voltage range of -18 to +50 V (operating from 11 V)
  • Low reverse current of regulator 2
  • Low quiescent current (when regulator 1, regulator 3, and power switch are switched off)
  • Hold output (only valid when regulator 1 is switched on)
  • Reset and hold outputs (open collector outputs)
  • Adjustable reset delay time
  • High ripple rejection