Power Supply with Multiple Linear Regulators

  • Not Recommended for New Designs
  • This page contains information on a product that is not recommended for new designs.

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Block Diagram

Power Supply with Multiple Linear Regulators

NXP<sup>&#174;</sup> MC33730 Power Actuation Block Diagram

Features

Key Features

  • Provides all regulated voltages for Our 32-bit and other microcontroller families and their logic and analog functions
  • 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 KA_VBAT pin
  • VDD3 can be programmed as an optional second standby regulator with 15% accuracy
  • Provides two 5.0 V protected supplies for sensors
  • Provides reverse battery protection FET gate drive
  • Provides necessary MCU monitoring and fail-safe support
  • 5 linear / LDO regulators
  • Single buck regulator
  • Supply voltage min. 4.5 V, max. 26.5 V
  • Output voltage 5 V
  • Output current 0.15 A

Product Longevity Program

  • This product is included in the NXP Product Longevity Program ensuring a stable supply of products for your embedded designs. The MC33730 is included in the 15-year program

Part numbers include: MC33730EK, MCZ33730EK.

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