MC33298DW - NXP USA Inc.

Manufacturer Part Number

MC33298DW

Manufacturer

NXP Semiconductors

Introduction

The MC33298DW is an integrated power management chip, designed for controlling power distribution within automotive and industrial applications.

Product Features and Performance

8-channel low side power switch

SPI interface for easy integration and control

Support for high-voltage loads (9V to 26.5V)

Thermal shutdown for high-temperature protection

Overvoltage protection safeguards against voltage spikes

Open load detection to identify disconnected outputs

Fixed current limiting for managing load currents

Integrated diagnostic features

Product Advantages

Single chip solution for multiple output control

High reliability due to built-in fault protection features

Simplified design for power management systems

Optimized for low power consumption and high efficiency

Key Technical Parameters

Number of Outputs: 8

Voltage - Load: 9V to 26.5V

Voltage - Supply (Vcc/Vdd): 2.5V to 4.5V

Current - Output (Max): 1A

Rds On (Typ): 350mOhm

Operating Temperature Range: -40°C to 150°C

Quality and Safety Features

Over-Temperature Protection

Over-Voltage Protection

Current Limiting (Fixed)

Open Load Detect

Compatibility

Suitable for various automotive and industrial applications

SPI-compatible interface for communication with microcontrollers

Surface Mount 24-SOIC package for direct PCB integration

Application Areas

Automotive electronics

Power distribution systems

Industrial control modules

Smart power management solutions

Product Lifecycle

Product Status: Obsolete

Replacements or upgrades may be limited or unavailable

Several Key Reasons to Choose This Product

Multi-channel output increases flexibility for system design

Built-in diagnostic capabilities improve system reliability

Integrated fault protection enhances safety for the controlled loads

Robust design suitable for extreme temperatures in automotive environments

Eases the complexity of managing multiple power states in electronic systems