onsemi

LV8773-E

LV8773-E Description

The LV8773-E is a general-purpose motor driver IC designed for driving bipolar stepper motors and brushed DC motors. Manufactured by onsemi, this IC is part of the Power Management (PMIC) category and is housed in a 28-pin HDIP package. It features a half-bridge output configuration with a maximum output current of 2A and operates within a load voltage range of 9V to 32V. The LV8773-E is designed to work with a supply voltage range of 0V to 5.5V and supports step resolutions of 1 and 1/2. It employs BiCDMOS technology and offers a parallel interface for control signals. The product is REACH unaffected and has an ECCN classification of EAR99. The LV8773-E is available in a through-hole mounting type and is classified under HTSUS code 8542.39.0001. It has a moisture sensitivity level (MSL) of 1, indicating it is not moisture-sensitive and can be stored indefinitely.

LV8773-E Features

• High Current Capability: The LV8773-E can deliver up to 2A of output current, making it suitable for driving motors that require higher current levels.
• Wide Operating Voltage Range: With a load voltage range of 9V to 32V and a supply voltage range of 0V to 5.5V, this IC is versatile and can be used in various power supply configurations.
• Half-Bridge Configuration: The half-bridge output configuration allows for efficient control of bipolar stepper motors and brushed DC motors.
• Step Resolution: Supports step resolutions of 1 and 1/2, providing flexibility in motor control applications.
• Parallel Interface: The parallel interface simplifies control and integration with microcontrollers and other digital systems.
• BiCDMOS Technology: Utilizes advanced BiCDMOS technology for high performance and reliability.
• Through-Hole Mounting: The through-hole mounting type ensures robust mechanical stability and ease of installation on printed circuit boards.
• REACH Compliance: The LV8773-E is REACH unaffected, ensuring compliance with environmental regulations.
• Moisture Sensitivity: With an MSL of 1, the IC is not moisture-sensitive and can be stored without the need for special handling.

LV8773-E Applications

The LV8773-E is ideal for a variety of applications due to its robust design and versatile features. It is particularly well-suited for:

• Bipolar Stepper Motor Control: The half-bridge configuration and step resolution options make it suitable for precise control of bipolar stepper motors in applications such as CNC machines, 3D printers, and robotics.
• Brushed DC Motor Control: The ability to drive brushed DC motors makes it a good choice for applications in automotive, industrial automation, and consumer electronics.
• General-Purpose Motor Control: Its wide operating voltage range and high current capability make it suitable for general-purpose motor control applications where reliability and performance are critical.

Conclusion of LV8773-E

The LV8773-E is a versatile and reliable motor driver IC designed for a wide range of applications. Its high current capability, wide operating voltage range, and half-bridge configuration make it an excellent choice for driving bipolar stepper motors and brushed DC motors. The parallel interface and BiCDMOS technology ensure easy integration and high performance. Although the LV8773-E is now obsolete, its unique features and advantages make it a valuable component for existing designs and legacy systems. For new projects, engineers may consider its successor or similar models that offer comparable performance and enhanced features.