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MC33874BPNA
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Product Detailed Parameters
- Description：IC PWR SWITCH N-CHAN 1:1 24PQFN
- Series：-
- Mfr：NXP USA Inc.
- Package：Tray
- Switch Type：General Purpose
- Number of Outputs：4
- Ratio - Input:Output：1:01
- Output Configuration：High Side
- Output Type：N-Channel
- Interface：SPI
- Voltage - Load：6V ~ 27V
- Voltage - Supply (Vcc/Vdd)：4.5V ~ 5.5V
- Current - Output (Max)：-
- Rds On (Typ)：35mOhm
- Input Type：-
- Features：Slew Rate Controlled, Watchdog Timer
- Fault Protection：Current Limiting (Fixed), Open Load Detect, Over Temperature, Over Voltage
- Operating Temperature：-40°C ~ 150°C (TJ)
- Mounting Type：Surface Mount
- Supplier Device Package：24-PQFN (12x12)
- Package / Case：24-PowerQFN
- Grade：-
- Qualification：-
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Overview
The MC33874BPNA is a high-performance, single-channel motor driver IC designed for automotive applications. It integrates an H-bridge capable of driving inductive loads such as solenoids, relays, and small DC motors. The device features advanced diagnostic capabilities including over-current protection, over-temperature shutdown, and open-load detection. It supports PWM control for precise speed and torque regulation. The component operates within a wide supply voltage range and includes built-in free-wheeling diodes to manage inductive kickback efficiently.
Feature Summary
- Integrated H-bridge architecture for bidirectional current flow
- Comprehensive fault protection mechanisms including thermal and current limiting
- Direct interface with microcontroller logic levels
- Built-in free-wheeling diodes for inductive load management
Applications
- Automotive seat adjustment actuators
- Window lift motor control
- Sunroof drive systems
- Mirrors actuation control
Procurement Notes
Verify the specific suffix 'BPNA' against the manufacturer's official datasheet to confirm package type and temperature grade. Ensure compatibility with system voltage requirements and thermal dissipation needs. Check for RoHS compliance status and lead-free certification in the latest product documentation before finalizing procurement orders.
Selection Notes
Select this component for single-channel motor control applications requiring integrated protection. Consider the thermal performance and package size relative to the PCB layout constraints. Evaluate the need for additional external components based on the specific load characteristics and operating environment conditions defined in the application design.
Part Context
This part belongs to NXP's portfolio of automotive motor drivers and power switches. It is designed to meet stringent automotive quality standards and reliability requirements. The series offers scalable solutions for various actuator control needs in modern vehicle architectures, providing a robust alternative to discrete MOSFET implementations.
Replacement Considerations
Consult official replacement guides for direct pin-compatible alternatives. Verify functional equivalence regarding current ratings and protection features when considering substitutes from other manufacturers or different product lines within the same family.
