onsemi

LB11873-MPB-E

LB11873-MPB-E Description

The LB11873-MPB-E is a high-performance motor driver IC designed for driving Brushless DC (BLDC) motors in various applications. Manufactured by onsemi, this device is part of the Power Management (PMIC) category and is housed in a 36HSOP package. The LB11873-MPB-E features a wide operating voltage range of 9.5V to 28V, making it suitable for a variety of power supply configurations. It employs bipolar technology, ensuring robust performance and reliability.

LB11873-MPB-E Features

• Output Configuration: The LB11873-MPB-E features a half-bridge output configuration with three phases, providing efficient control over BLDC motors.
• Current Handling: Capable of delivering up to 1.8A of output current, this IC is well-suited for driving motors with higher current requirements.
• Voltage Range: Both the load and supply voltage ranges from 9.5V to 28V, offering flexibility in power supply options and ensuring compatibility with a wide range of motor systems.
• Mounting Type: Surface mount technology (SMT) allows for compact and reliable integration into PCB designs, reducing overall footprint and enhancing thermal performance.
• Interface: The parallel interface facilitates straightforward communication and control, simplifying integration into existing systems.
• Moisture Sensitivity Level: With an MSL of 3 (168 hours), the LB11873-MPB-E is designed to withstand typical manufacturing and storage conditions, ensuring long-term reliability.
• Compliance: The device is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulatory standards.

LB11873-MPB-E Applications

The LB11873-MPB-E is particularly well-suited for applications requiring precise control of BLDC motors. Its wide voltage range and robust current handling capabilities make it ideal for:

• Polygonal Mirrors: In laser scanning systems, where precise motor control is essential for accurate positioning and scanning.
• Industrial Automation: Driving motors in robotic arms, conveyor systems, and other automated machinery.
• Consumer Electronics: Applications such as high-end printers, scanners, and other devices that require reliable and efficient motor control.
• Medical Equipment: In devices like centrifuges, pumps, and other medical instruments where precise motor control is critical.

Conclusion of LB11873-MPB-E

The LB11873-MPB-E from onsemi is a versatile and reliable motor driver IC designed for driving BLDC motors. Its wide operating voltage range, robust current handling, and half-bridge output configuration make it suitable for a variety of applications, from industrial automation to medical equipment. The surface mount package and parallel interface ensure easy integration into modern PCB designs, while compliance with REACH and ECCN EAR99 standards guarantees regulatory adherence. Although the product is now obsolete, it remains a valuable option for legacy systems and applications where its unique features and performance benefits are still highly sought after.