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The LV8729V-M-TLM-H is a stepping motor driver manufactured by onsemi. It belongs to the LV8729V series and is classified under Motor / Motion / Ignition Controllers & Drivers. The component utilizes a BiCDMOS technology and features a full-integrated control and power stage with four parallel half-bridges. It supports bipolar stepper motors with a resolution ranging from 1 to 1/128 steps. The device operates within a supply voltage range of 0 V to 5 V and a load voltage range of 9 V to 32 V, delivering an output current of 1.8 A. It functions in a temperature environment between -30°C and 85°C (TA) and is housed in a 44-LSSOP package with a width of 5.60 mm.
Verify the specific suffix "-M" against official onsemi documentation, as standard listings often reference the "-TLM-H" variant. Confirm end-of-life status and moisture sensitivity handling requirements prior to integration. Ensure the 44-LSSOP footprint matches the target PCB layout specifications exactly.
Select this component for applications requiring integrated bipolar stepper motor driving with high step resolution capabilities. The wide load voltage range accommodates various motor types. Verify thermal management needs given the operating temperature limits and ensure compatibility with the required logic supply voltages for the control interface.
This part is part of the LV8729V family from onsemi, designed as a replacement or upgrade for legacy stepper drivers like the THB6128. It offers improved stability and performance characteristics compared to earlier iterations. The manufacturer acquired SANYO Semiconductor, which originally developed this lineage of motor driver ICs.
Publicly confirmed substitute part numbers are not available in the provided source material.