Overview
The DRV8300DRGER is a 100-V three-phase BLDC (Brushless DC) gate driver produced by Texas Instruments. This device is designed to drive high-side and low-side N-channel power MOSFETs, making it suitable for a variety of motor control applications. The DRV8300DRGER features a bootstrap gate drive architecture, integrated bootstrap diodes, and robust protection mechanisms, ensuring reliable and efficient operation in demanding environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Gate Driver Supply (GVDD) | 5-20 | V |
| MOSFET Supply (SHx) | Up to 100 | V |
| Bootstrap Pin Voltage (BSTx) | -0.3 to 125 | V |
| Source Current | 750 mA | |
| Sink Current | 1.5 A | |
| Propagation Delay | Typically 4 ns | |
| Deadtime | Adjustable (200 ns to 2000 ns) or Fixed (200 ns) | ns |
| Operating Temperature | -40 to 125 | °C |
| Package Types | QFN (24-pin), TSSOP (20-pin) |
Key Features
- Bootstrap gate drive architecture with integrated bootstrap diodes (DRV8300D devices) or external bootstrap diodes (DRV8300N devices)
- Supports inverting and non-inverting INLx inputs
- Low leakage current on SHx pins (<55 µA)
- Supports negative transients up to -22 V on SHx pins
- Built-in cross conduction prevention and adjustable deadtime through DT pin (QFN package)
- Supports 3.3-V and 5-V logic inputs with 20 V Abs max
- Compact QFN and TSSOP packages
- Integrated protection features including GVDD undervoltage lockout and BST undervoltage lockout
Applications
- E-Bikes, E-Scooters, and E-Mobility
- Fans, Pumps, and Servo Drives
- Brushless-DC (BLDC) Motor Modules and PMSM
- Cordless Garden and Power Tools, Lawnmowers
- Cordless Vacuum Cleaners
- Drones, Robotics, and RC Toys
- Industrial and Logistics Robots
Q & A
- What is the DRV8300DRGER used for?
The DRV8300DRGER is used as a gate driver for three-phase BLDC motor control applications, driving high-side and low-side N-channel power MOSFETs. - What is the voltage range for the gate driver supply (GVDD)?
The gate driver supply (GVDD) operates within a voltage range of 5-20 V. - What is the maximum voltage supported by the MOSFET supply (SHx)?
The MOSFET supply (SHx) can support up to 100 V. - Does the DRV8300DRGER have integrated bootstrap diodes?
Yes, the DRV8300D version of the DRV8300 has integrated bootstrap diodes, while the DRV8300N version requires external bootstrap diodes. - What are the propagation delay and deadtime specifications?
The propagation delay is typically 4 ns, and the deadtime can be adjustable (200 ns to 2000 ns) or fixed (200 ns) depending on the package type. - What are the operating temperature ranges for the DRV8300DRGER?
The operating temperature range is -40°C to 125°C. - What types of packages are available for the DRV8300DRGER?
The DRV8300DRGER is available in QFN (24-pin) and TSSOP (20-pin) packages. - Does the DRV8300DRGER have built-in protection features?
Yes, it includes protection features such as GVDD undervoltage lockout and BST undervoltage lockout. - What are some common applications for the DRV8300DRGER?
Common applications include E-Bikes, E-Scooters, fans, pumps, servo drives, BLDC motor modules, cordless power tools, vacuum cleaners, drones, and industrial robots. - How does the DRV8300DRGER prevent cross conduction?
The DRV8300DRGER prevents cross conduction by turning off both high-side and low-side outputs when both inputs are at logic HIGH simultaneously.
