Automotive Dual Buck Regulator and Controller with Voltage Monitors and Watchdog Timer

FS5600

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FS56 Block Diagram

FS56 Block Diagram

Features

Power Management

  • 2 x High-Voltage Buck Converters:
  • HV Buck Controller - External FETs – up to 15A load
  • 3 A HV Buck Regulator – Internal FETs - η = 93% @ 3A
  • +/- 2% Output Accuracy
  • 250 kHz to 3 MHz switching frequency
  • High-Efficiency PFM Mode (700 uW quiescent power)

System Features

  • Dual independents DC/DC Buck
  • GPIOs for seamless operation with PF PMICs
  • Rated from -40 °C to 150 °C TJ

Safety Features (ASIL B)

  • ASIL B compliant
  • 2 internal and 4 external voltage monitors
  • Windowed Watchdog Timer
  • PGOOD and FS0B outputs
  • ABIST and LBIST
  • SoC HW monitoring pins (FCCU and ERRMON)

Programmability

  • Supplies, sequencing and specific functions can be programmed by One Time programmable (OTP) memory
  • Standard Predefined OTP supporting popular MCU can be found in data sheet under “ordering information” chapter
  • Custom OTP can be provided for production. Please contact your NXP sales channel (NXP or your distributor)
  • Custom OTP can be created using the NXP GUI software tool

Product Longevity Program

  • This product is included in the NXP Product Longevity program ensuring a stable supply of products for your embedded designs. Automotive target market derivatives are included in the 15-year program and Industrial target market derivatives are included in the 10-year program

对比表

Device options for Automotive

Device options for Industrial

BYLink System Power Platform

BYLink System Power Platform

This platform facilitates the design of safe power management systems thanks to a portfolio of configurable and linkable devices. It simplifies complex power supply subsystems into a single smart solution.
Learn more about this platform

PMICs and SBCs for Multi-Vendor Processors

Whether you are developing automotive, industrial or consumer applications, our configurable and flexible solutions support multi-vendor processors.
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