LB1945H-TLM-E

Overview

The LB1945H-TLM-E is a bipolar stepper motor driver IC designed for general-purpose applications. It operates with a supply voltage range of 4.75V to 5.25V and supports load voltages from 10V to 28V. The device delivers an output current of 800mA and functions within an operating temperature range of -20°C to +90°C (TA). Packaged in a 28-pin HSOP format with a height of 2.25mm, it interfaces via parallel signals.

Feature Summary

• Bipolar technology implementation for stepper motor control
• Parallel interface configuration
• General-purpose application design

Applications

• Stepper motor driving
• General purpose motion control systems

Procurement Notes

Verify the specific datasheet version and ordering information directly with onsemi or authorized distributors. Confirm that the 28-pin HSOP package and bipolar technology align with your system requirements. Ensure supply voltage and thermal constraints are met for the intended operating environment.

Selection Notes

Select this component for designs requiring a dedicated bipolar stepper motor driver with parallel interface capabilities. Consider the 800mA output current and 28V load voltage limits when sizing the motor and power supply. Verify compatibility with the 4.75V to 5.25V supply range and -20°C to +90°C operating temperature specifications.

Part Context

This part belongs to onsemi's Motor Drivers and Controllers category, specifically under stepping motor drivers. It utilizes bipolar technology and is part of the broader portfolio of motor control solutions offered by the manufacturer.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.