DRV8300DPWR

Gate Driver Overview

The DRV8300DPWR is a three-phase half-bridge gate driver designed for brushless DC (BLDC) motor applications. It supports N-channel MOSFETs with a gate driver supply voltage range of 5 V to 20 V and high-side supply support up to 100 V. The device integrates bootstrap diodes and features a bootstrap gate drive architecture providing 750 mA source current and 1.5 A sink current. It includes built-in cross-conduction prevention with a fixed deadtime insertion of 215 ns. The component operates with 3.3-V and 5-V logic inputs, offers low leakage current on SHx pins, and supports negative transients down to -22 V.

Gate Driver Feature Summary

• Integrates bootstrap diodes and provides dedicated gate drive architecture for efficient power block design
• Includes built-in cross-conduction prevention with fixed deadtime insertion to ensure safe switching
• Supports standard 3.3-V and 5-V logic input levels for flexible control interface compatibility

Gate Driver Applications

• Brushless DC motor drivers in automotive systems
• Industrial motor control applications
• Consumer appliance motor drives

Gate Driver Procurement Notes

Verify the specific suffix DPWR corresponds to the TSSOP package variant when sourcing. Confirm that the required operating temperature range aligns with the specified grade. Ensure the design accounts for the integrated bootstrap diode characteristics and the maximum voltage ratings for both GVDD and SHx pins during procurement planning.

Gate Driver Selection Notes

Select this component for designs requiring a compact solution for driving three-phase N-channel MOSFETs. It is suitable for systems operating within the 5-V to 20-V gate driver supply range. Consider the fixed deadtime and propagation delay matching if precise timing synchronization between phases is critical for the motor control algorithm.

Gate Driver Part Context

This part belongs to the Texas Instruments DRV8300 family of three-phase BLDC gate drivers. The family is engineered to simplify the design of motor control systems by integrating essential protection features and drive capabilities into a single compact package. It serves as a pre-driver stage for power MOSFETs in various motor control topologies.

Gate Driver FAQ

Does the DRV8300DPWR include internal bootstrap diodes?

Yes, the device integrates bootstrap diodes to facilitate the bootstrap gate drive architecture.

What is the fixed deadtime insertion value for this driver?

The DRV8300DPWR features a built-in cross-conduction prevention mechanism with a fixed deadtime insertion of 215 ns.