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33730 Datasheet Switch Mode Power-Supply

Manufacturer: NXP Semiconductors

Overview

Freescale Semiconductor Advance Information Document Number: MC33730 Rev.

9.0, 8/2012 Switch Mode Power Supply with Multiple Linear Regulators 33730 The 33730 is a multiple output power supply integrated circuit for automotive applications.

The integrated circuit (IC) incorporates a switching regulator, which operates over a wide input voltage range from 4.5 to 26.5 V.

Key Features

  • Provides all regulated voltages for Freescale 32-bit microcontroller family.
  • Adjustable frequency switching buck regulator with slew-rate control.
  • Power sequencing provided.
  • Programmable voltages VDDL, VDD3 - 3% accuracy.
  • Programmable standby regulator VKAM - 15% accuracy, operating down to 4.5 V at the KA_VBAT pin.
  • VDD3 can be programmed as an optional second standby regulator with 15% accuracy.
  • Provides two 5.0 V protected supplie.