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Product Detailed Parameters
- Description：IC MOTOR DRIVER 6V-60V 56HTSSOP
- Series：-
- Mfr：Texas Instruments
- Package：Tube
- Motor Type - Stepper：-
- Motor Type - AC, DC：Brushless DC (BLDC)
- Function：Controller - Commutation, Direction Management
- Output Configuration：Pre-Driver - Half Bridge (3)
- Interface：SPI
- Technology：Power MOSFET
- Step Resolution：-
- Applications：-
- Current - Output：-
- Voltage - Supply：6V ~ 60V
- Voltage - Load：-
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Package / Case：56-PowerTFSOP (0.240", 6.10mm Width)
- Supplier Device Package：56-HTSSOP
- Grade：Automotive
- Qualification：AEC-Q100
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Overview
The DRV8301QDCAQ1 is an automotive-grade pre-driver IC designed for three-phase brushless DC (BLDC) motor applications. It operates within a supply voltage range of 6 V to 60 V and features integrated high-side and low-side gate drivers capable of sourcing 1.7 A and sinking 2.3 A. The device includes two current shunt amplifiers, an adjustable buck converter providing up to 1.5 A, and SPI communication for configuration. It supports 3.3 V or 5 V logic interfaces and offers adjustable dead-time and overcurrent protection thresholds.
Feature Summary
- Integrated three half-bridge gate drivers with bootstrap architecture supporting 100% duty cycle operation
- Built-in adjustable switching mode buck converter for internal power supply generation
- Dual precision current shunt amplifiers for accurate phase current measurement
- SPI interface enabling flexible parameter configuration and detailed fault reporting
Applications
- Automotive electric power steering systems
- Electric bicycle motor drives
- Efficient vacuum cleaner BLDC motor control
- Industrial pump and fan motor control
Procurement Notes
Verify the Q1 suffix confirms AEC-Q100 qualification for automotive use. Confirm the DCA package type matches HTSSOP-56 requirements. Check datasheet revision history for any pinout or electrical characteristic updates. Ensure design accounts for humidity sensitivity classification during storage and handling.
Selection Notes
Select this component when designing three-phase BLDC systems requiring integrated pre-driving capabilities with precise current sensing. The inclusion of a programmable buck converter simplifies board layout by reducing external power components. Verify that the required gate drive current and voltage levels align with the selected external MOSFETs.
Part Context
This part belongs to the DRV8301 series of pre-drivers from Texas Instruments. It is specifically qualified for automotive environments under the AEC-Q100 standard. The device serves as a bridge between microcontroller PWM signals and external power MOSFETs in motor drive topologies.
Replacement Considerations
The non-automotive grade DRV8301DCAR shares identical electrical specifications but lacks automotive qualification. Designers must verify if AEC-Q100 compliance is mandatory for their specific application before substituting.
