onsemi

LB1923M-MPB-E

LB1923M-MPB-E Description

The LB1923M-MPB-E is an integrated circuit (IC) motor driver designed for general-purpose applications, specifically tailored for driving brushless DC (BLDC) motors. Manufactured by onsemi, this IC operates within a supply voltage range of 4.4V to 7V, making it suitable for a variety of power management applications. The device features a half-bridge output configuration with three half-bridges, enabling efficient control of motor phases. It is packaged in a surface-mount format, specifically the 44QIPMA package, which is ideal for compact and space-constrained designs. The LB1923M-MPB-E is categorized under Power Management ICs (PMICs) and is currently marked as obsolete, though it remains a reliable choice for existing designs and legacy systems.

LB1923M-MPB-E Features

• Supply Voltage Range: The LB1923M-MPB-E operates within a supply voltage range of 4.4V to 7V, providing flexibility in power supply options and ensuring compatibility with a wide range of power sources.
• Half-Bridge Output Configuration: With three half-bridges, this IC is designed to efficiently drive BLDC motors, offering precise control over motor phases and ensuring smooth operation.
• Surface-Mount Technology: The surface-mount mounting type allows for easy integration into modern printed circuit board (PCB) designs, reducing the overall footprint and enhancing the reliability of the system.
• Parallel Interface: The parallel interface enables straightforward communication and control, simplifying the integration process and reducing the complexity of the control circuitry.
• Moisture Sensitivity Level (MSL): The LB1923M-MPB-E has an MSL rating of 3 (168 hours), ensuring it can withstand moisture exposure during the manufacturing process, thereby reducing the risk of damage and enhancing product longevity.
• REACH Compliance: The device is REACH unaffected, ensuring compliance with stringent environmental regulations and making it suitable for use in a wide range of industries.
• ECCN Classification: Classified under EAR99, the LB1923M-MPB-E adheres to export control regulations, facilitating ease of procurement and distribution.

LB1923M-MPB-E Applications

The LB1923M-MPB-E is ideal for a variety of general-purpose applications where efficient motor control is required. Its ability to drive brushless DC motors makes it particularly suitable for applications in the automotive, industrial, and consumer electronics sectors. Specific use cases include:

• Automotive Systems: Ideal for driving electric motors in automotive applications such as electric power steering, cooling fans, and other auxiliary systems.
• Industrial Automation: Suitable for driving motors in industrial machinery, conveyor systems, and robotic applications where precise control and reliability are paramount.
• Consumer Electronics: Can be used in appliances and devices that require efficient motor control, such as vacuum cleaners, washing machines, and air conditioners.

Conclusion of LB1923M-MPB-E

The LB1923M-MPB-E is a versatile IC motor driver that offers robust performance and reliability for driving brushless DC motors. Its wide supply voltage range, half-bridge output configuration, and surface-mount packaging make it an excellent choice for a variety of applications. Despite being marked as obsolete, the LB1923M-MPB-E remains a reliable option for existing designs and legacy systems, ensuring continued support and compatibility. Its compliance with environmental regulations and export control standards further enhances its suitability for use in diverse industries. For applications requiring efficient motor control, the LB1923M-MPB-E stands out as a proven solution.