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MC33888FB from MOTOROLA

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MC33888FB

Manufacturer: MOTOROLA

MC33888FB Quad High Side and Octal Low Side Switch for Automotive

Partnumber Manufacturer Quantity Availability
MC33888FB MOTOROLA 10 In Stock

Description and Introduction

MC33888FB Quad High Side and Octal Low Side Switch for Automotive The MC33888FB is a power system basis chip manufactured by Motorola (now NXP Semiconductors).  

### **Key Specifications:**  
- **Function:** Integrated power management and interface IC for automotive applications.  
- **Package:** 32-pin LQFP (Low-profile Quad Flat Package).  
- **Operating Voltage Range:** 4.5V to 28V (supports 12V/24V automotive systems).  
- **Outputs:** Multiple high-side and low-side drivers.  
- **Communication Interface:** SPI (Serial Peripheral Interface).  
- **Protection Features:** Overvoltage, undervoltage, overtemperature, and short-circuit protection.  
- **Applications:** Automotive body control modules, lighting systems, and power distribution.  

### **Descriptions and Features:**  
- Integrates multiple power switches, monitoring, and diagnostic functions.  
- Designed for harsh automotive environments (AEC-Q100 qualified).  
- Supports direct control of loads such as lamps, motors, and solenoids.  
- Includes watchdog timer and fail-safe modes for system reliability.  
- Low quiescent current in standby mode for energy efficiency.  

For detailed electrical characteristics, refer to the official datasheet.

Application Scenarios & Design Considerations

MC33888FB Quad High Side and Octal Low Side Switch for Automotive

Alternative Part Number

  • TLE8888QKXUMA1 --: Integrated multi-channel smart power switch with similar engine-management driver functions and comparable current capability, widely used as a functional replacement in automotive ECU designs.
  • VNQ860SP --: Quad high-side driver in a similar power package offering comparable channel count and load-driving capability for automotive body and engine loads.
  • BTS716G --: Four-channel high-side power switch with integrated protection features, suitable as a functionally similar alternative for driving inductive and resistive automotive loads.

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