DRV83055QPHPQ1

Overview

The DRV83055QPHPQ1 is an automotive-grade three-phase smart gate driver designed for brushless DC and permanent magnet synchronous motor applications. It integrates three half-bridge drivers capable of driving N-channel MOSFETs, featuring a charge pump for 100% duty cycle operation. The device includes three bidirectional current-shunt amplifiers with variable gain and adjustable offset for precise low-side current sensing. An integrated voltage regulator provides system power, while SPI interface enables detailed diagnostics and configuration. It operates within a supply voltage range up to 45 V and supports temperatures from -40°C to +150°C in a 48-pin HTQFP package.

Feature Summary

• Integrates three high-accuracy half-bridge drivers with charge pump support for robust N-channel MOSFET control
• Includes three bidirectional current-shunt amplifiers with variable gain settings and adjustable offset reference
• Features an integrated voltage regulator compatible with LIN physical interface for low standby currents
• Provides SPI-based fault reporting, diagnostics, and configurable slew-rate control

Applications

• Automotive three-phase BLDC motor drives
• PMSM motor control systems
• Automotive fuel pumps and water pumps
• Vehicle cooling fans and blowers

Procurement Notes

Verify the specific suffix QPHPQ1 against the official Texas Instruments datasheet to confirm the exact LDO output specifications and package variant. Ensure the component meets AEC-Q100 Grade 1 requirements for your target automotive environment. Cross-reference the ordering part number with manufacturer documentation to avoid confusion with similar DRV8305 variants that may have different regulator outputs or pin configurations.

Selection Notes

Select this component when designing automotive motor drives requiring integrated current sensing and smart gate driving capabilities. The built-in voltage regulator simplifies MCU power supply design, while the SPI interface allows for flexible system configuration. Consider the thermal performance of the HTQFP-48 package relative to your expected operating temperature range and load conditions.

Part Context

This device belongs to the DRV8305 family of three-phase gate drivers from Texas Instruments. The family offers various grades and integrated regulators to suit different system power requirements. The DRV83055 variant specifically includes a 5-V, 50-mA LDO, distinguishing it from other family members that may offer different regulator options or no integrated regulator.

Replacement Considerations

Direct substitutes within the same family include DRV83053QPHPQ1 (with 3.3-V LDO) or DRV8305NQPHPQ1 (with voltage reference). Verify compatibility regarding the integrated regulator output voltage and current capability before substitution.