LB1933M-MPB-E

Full Half-Bridge (H Bridge) Drivers Overview

The LB1933M-MPB-E is a bipolar technology-based integrated circuit designed as a stepper motor controller and driver. It features an output configuration of two dual half-bridges, forming a full H-bridge topology suitable for driving general-purpose DC motors and stepper motors. The device operates within a temperature range of -30°C to 75°C and is housed in a 14-LSOP package with a width of 4.40mm.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Bipolar technology implementation for robust motor control
• Full H-bridge configuration utilizing two dual half-bridges
• Integrated design for stepper and general-purpose DC motor applications

Full Half-Bridge (H Bridge) Drivers Applications

• Stepper motor control systems
• General-purpose DC motor driving
• Industrial automation equipment

Full Half-Bridge (H Bridge) Drivers Procurement Notes

This component is classified as obsolete (EOL) by the manufacturer. Procurement should focus on verifying availability through authorized distributors or secondary market suppliers like Rochester Electronics. Buyers must confirm the specific revision and ensure compatibility with existing designs before acquisition, as new production is no longer supported.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this part for legacy designs requiring a bipolar stepper motor driver in a compact 14-pin surface-mount package. Consider alternative active components if new product development is required, as this item is end-of-life. Verify that the 1A current rating and operating temperature range meet the specific thermal and load requirements of the target application.

Full Half-Bridge (H Bridge) Drivers Part Context

The LB1933M-MPB-E belongs to the LB1933 series of low-saturation bidirectional motor drivers manufactured by onsemi. It is part of a family of integrated circuits designed to simplify motor control tasks in industrial and consumer electronics. The device integrates necessary drive circuitry to reduce external component count compared to discrete solutions.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. As the component is obsolete, engineers should consult official replacement guides from onsemi or evaluate compatible modern equivalents based on pinout and electrical specifications.