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MC33926PNB

MC33926PNB

NXP Semiconductors
Automotive-grade H-bridge/half-bridge driver suitable for driving inductive loads and motors in vehicle systems.
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Overview

The MC33926PNB is an automotive-grade H-bridge/half-bridge driver IC designed to control inductive loads and brushed DC motors. It integrates control and power stages, providing a robust solution for demanding vehicle applications. Its operational voltage range of 5V to 28V makes it suitable for standard automotive power systems.

Why Choose This Part

This driver offers integrated protection features such as overcurrent limiting and output short-circuit protection, enhancing system reliability. Its wide operating voltage range from 5V to 28V accommodates various automotive and industrial power supply requirements. The sleep mode reduces current consumption to a low 50 uA, which is beneficial for battery-powered or quiescent automotive systems.

Applications

Electronic Throttle Control (ETC)
Precisely drives throttle valves in automotive engines, enabling accurate air intake management.
Exhaust Gas Recirculation (EGR)
Controls EGR valves to reduce nitrogen oxide emissions in internal combustion engines.
Turbo Flap Control
Manages turbocharger wastegate or diverter flaps for optimized boost pressure and engine performance.
Industrial Pumps and Motor Control
Provides reliable motor driving capabilities for various industrial pump and small motor control systems.
Medical Pumps
Suitable for driving small motors in medical pump applications where precise control and protection features are critical.

Key Specifications

Function Driver - Fully Integrated, Control and Power Stage
Interface Parallel
Technology CMOS
Mounting Type Surface Mount
Package / Case 32-PowerQFN
Voltage - Load 5V ~ 28V
Current - Output 5A
Voltage - Supply 5V ~ 28V
Motor Type - AC, DC Brushed DC
Output Configuration Half Bridge (2)
Operating Temperature -40degC ~ 125degC (TA)
Supplier Device Package 32-PQFN (8x8)

Getting Started

To get started with the MC33926PNB, engineers typically integrate it into a custom PCB design, controlling it via a parallel interface from a microcontroller's GPIO and PWM pins. NXP provides detailed datasheets and application notes with recommended schematics and layout guidelines for proper implementation. A development board might be available from NXP or third parties to simplify prototyping.

MC33926 Family

Also available as: MC33926
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