MCP8025A-115E/PT

Overview

The MCP8025A-115E/PT is a three-phase brushless DC motor gate driver manufactured by Microchip Technology. It operates within a supply voltage range of 6 V to 19 V and supports output currents up to 500 mA. The device features an adjustable output voltage and consumes a typical operating supply current of 200 µA. Designed for surface mount installation, it is housed in a 48-TQFP exposed pad package with dimensions of 7x7 mm. The component functions reliably across an extended temperature range from -40°C to +150°C, utilizing NMOS and PMOS technology for efficient motor control applications.

Feature Summary

• Integrates three-phase gate driving capability for brushless DC motors
• Supports PWM interface for commutation and direction management
• Features low standby current consumption for energy efficiency
• Includes key off mode functionality to reduce power usage

Applications

• Three-phase brushless DC motor control systems
• Industrial automation motion control drives
• Automotive ignition and motor driver circuits
• General purpose motor commutation applications

Procurement Notes

Verify the specific suffix E/PT against official Microchip documentation to confirm the TQFP-EP-48 packaging and RoHS compliance status. Ensure that the ordering configuration matches the required industrial temperature range and voltage specifications. Cross-reference the manufacturer part number with authorized distributors to validate authenticity and avoid counterfeit components. Confirm that the selected variant aligns with the intended PCB footprint and thermal requirements for the target application environment.

Selection Notes

Select this component when a dedicated three-phase BLDC gate driver with low quiescent current is required. The 500 mA output capability suits moderate power motor applications. The wide operating voltage range accommodates various system power rails. Consider the 48-TQFP package for surface mount assembly constraints. Evaluate thermal dissipation needs given the exposed pad design for improved heat transfer during continuous operation.

Part Context

This device belongs to the MCP8025 series of motor controllers and drivers. It complements other variants such as the MCP8025AT-115E/MP which offers similar functionality in a QFN-40 package. The series focuses on providing integrated solutions for brushless DC motor applications, combining gate driving with control logic to simplify system design and reduce component count in motion control architectures.

Replacement Considerations

The MCP8025A-115H/PT serves as a related variant within the same family, sharing the 48-TQFP package but potentially differing in specific electrical characteristics or feature sets. Verify functional equivalence before substitution. No other direct public substitute part numbers are confirmed for this specific model.