MC33907 | Safe SBC | NXP Semiconductors

Safe System Basis Chip DC/DC up to 800 mA

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Block Diagram

MC33907 and MC33908

MC33907 and MC33908 Block Diagram

Features

Energy Management Unit

  • Flexible DC/DC pre-regulator allowing Buck or Buck-Boost
  • Optional Boost to improve system availability at cranking
  • Multiple output power supplies from 0.5 up to 2 A
  • DC/DC voltage regulator to supply MCU core up to 0.8 A
  • 5 V/ 3.3 V linear voltage regulator dedicated to MCU I/Os
  • Linear voltage regulator dedicated to auxiliary loads
  • Multiple wake-up sources combined with ultra-low-power mode: CAN, LIN, I/Os, current detection, etc.
  • The battery sensing before and after reverse battery protection
  • Analog multiplexer to sense critical signals

Functional Safety Measures

  • Enhanced safety block associated with fail-safe outputs
  • Designed for ASIL D applications (FMEDA, Safety manual)
  • Secured SPI interface
  • Configurable I/Os for wake-up and safety purposes

Robust Physical Layers

  • ISO11898-2,-5 CAN high-speed physical interface
  • LIN 2.2/2.1, J2602-2 physical interface
  • High EMC immunity and ESD robustness

Buy/Parametrics

2 results

Include 0 NRND

Order

CAD Model

Status

Supply Voltage [min] (V)

Supply Voltage [max] (V)

Output Current (A)

Num. of Linear/LDO Regulators

Number of Buck Regulators

Number of LDO

Switching Frequency Vpre (kHz)

Switching Frequency LV Buck (MHz)

Number of Boost Regulators

Number of Channels

IQ (μA)

CAN PHY

LIN PHY

Safety Level

MCU Supported

Budgetary Price excluding tax

Device Function

Protection

Interface and Input Control

Additional Features - Security

Additional Features - Analog

Ambient Operating Temperature (Min to Max) (℃)

Junction Temperature (Min to Max) (℃)

Package Type

Active

2.7

40

0.8

3

2

3

440

2

1

6

32

1

1

up to ASIL C, up to ASIL D

MPC56xx, MPC57xx

1K @ US$5.41

SMPS, linear regulators, system basis chip

bus short-circuit to battery, overcurrent, overcurrent protected bus, overtemperature, overvoltage protect, short-circuit, undervoltage

SPI

SPI

bus short-circuit to battery, overcurrent, overcurrent protected bus, overtemperature, overvoltage, short-circuit, undervoltage

-40 to 125

-40 to 150

HLQFP48

Active

2.7

40

0.8

3

2

3

440

2

1

6

32

1

0

up to ASIL C, up to ASIL D

MPC56xx, MPC57xx

1K @ US$5.01

SMPS, linear regulators, system basis chip

bus short-circuit to battery, overcurrent, overcurrent protected bus, overtemperature, overvoltage protect, short-circuit, undervoltage

SPI

SPI

bus short-circuit to battery, overcurrent, overcurrent protected bus, overtemperature, overvoltage, short-circuit, undervoltage

-40 to 125

-40 to 150

HLQFP48

Documentation

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1-5 of 12 documents

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Design Files

Quick reference to our design files types.

1 design file

Hardware

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1-5 of 9 hardware offerings

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Engineering Services

4 engineering services

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Training

5 trainings