BD64008MUV-E2

Overview

The BD64008MUV-E2 is a system motor driver IC designed for printer applications, manufactured by ROHM Semiconductor. It features a bipolar stepper motor driver architecture with DMOS serial interface technology. The device operates within a load voltage rating of 3.7 V to 50 V and supports an operating frequency of 40 MHz. Key electrical parameters include a maximum power dissipation of 4.83 W and four output channels. The component is housed in a VQFN-48 package (dimensions 7.0 mm x 7.0 mm) and is rated for operation between -40°C and +85°C. It complies with RoHS standards and exhibits moisture sensitivity.

Feature Summary

• Integrates bipolar stepper motor driving capabilities with DMOS serial interface technology
• Supports high-speed control via a 40 MHz operating frequency
• Provides robust power handling with up to 50 V load voltage capability

Applications

• Printer system motor control
• Bipolar stepper motor drive circuits
• Industrial automation motion control systems

Procurement Notes

Verify the specific suffix E2 against the manufacturer's current datasheet to confirm compliance with updated environmental regulations or pinout configurations. Ensure that the VQFN-48 package dimensions align with the target PCB footprint design. Confirm that the thermal management strategy accounts for the specified 4.83 W power dissipation limit under expected operating conditions. Validate input voltage ranges against the application's power supply specifications.

Selection Notes

Select this component when a dedicated solution for bipolar stepper motors in printer or similar mechanical systems is required. The integrated DMOS structure simplifies circuit design by reducing external component count. Consider the 40 MHz frequency if high-speed positioning is necessary. Evaluate the 50 V voltage rating to ensure compatibility with the motor's coil requirements. The VQFN-48 package offers a compact form factor suitable for space-constrained electronic assemblies.

Part Context

This part belongs to ROHM's series of system motor drivers, specifically tailored for portable and stationary printing devices. It replaces older discrete driver solutions by integrating power stages and logic interfaces into a single semiconductor die. The BD64008MUV-E2 represents an evolution in motor control ICs, focusing on efficiency and integration density for consumer electronics manufacturing.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.