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Product Detailed Parameters
- Description：AUTOMOTIVE 40-V 30-A HALF BRIDGE
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT)
- Motor Type - Stepper：-
- Motor Type - AC, DC：Brushed DC
- Function：Driver - Fully Integrated, Control and Power Stage
- Output Configuration：Half Bridge
- Interface：Hardwired (HW)
- Technology：Power MOSFET
- Step Resolution：-
- Applications：-
- Current - Output：30A
- Voltage - Supply：0V ~ 5.5V
- Voltage - Load：4.5V ~ 35V
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount, Wettable Flank
- Package / Case：16-PowerVFQFN
- Supplier Device Package：16-VQFN-HR (3x6)
- Grade：Automotive
- Qualification：AEC-Q100
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Overview
The DRV8144AHQRYJRQ1 is an automotive half-bridge driver from the DRV814x-Q1 family, designed for wide-ranging automotive applications. It features a maximum supply voltage of 40 V and delivers an output current of 30 A. The device operates within a temperature range of -40°C to +125°C and utilizes a VQFN-14 surface-mount package. It supports a switching frequency up to 125 kHz and functions with a minimum supply voltage of 4.5 V.
Feature Summary
- Fully integrated half-bridge driver architecture
- Automotive qualification compliant
- High current capability for motor control
Applications
- Automotive motor control systems
- Ignition controllers
- Motion control drivers
Procurement Notes
Verify the complete part number DRV8144AHQRYJRQ1 against official Texas Instruments documentation to ensure correct suffix alignment. Confirm that the specific variant matches the required 30-A output specification and automotive grade requirements before procurement. Cross-reference datasheet revisions to validate technical parameters.
Selection Notes
Select this component when a single half-bridge driver with high current capacity is required for automotive environments. Ensure the application demands a 40-V supply tolerance and 30-A peak current handling. Verify thermal management capabilities align with the VQFN-14 package constraints for the intended operating temperature range.
Part Context
This part belongs to the DRV814x-Q1 family of fully integrated half-bridge drivers. The family is engineered for diverse automotive uses, offering robust performance in harsh environments. The DRV8144 variant specifically provides higher current output compared to lower-rated siblings in the same series.
Replacement Considerations
Consult the official DRV814x-Q1 family datasheet for direct pin-compatible alternatives. Verify electrical specifications such as output current and voltage ratings match exactly. Check for any functional differences in integrated protection features or control interfaces.
