MCT8316Z0RQRGFRQ1

Texas Instruments

Texas Instruments MCT8316Z0RQRGFRQ1, Automotive BLDC Motor Driver, Fully Integrated Control and Power Stage, 8A Peak, 4.5-35V, SPI, NMOS, 40-VFQFN Exposed Pad, Tape & Reel.

Texas Instruments MCT8316Z0RQRGFRQ1
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[IN STOCK] In Stock: 27 pcs
$6.48/ pc

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MOQ 1 · Tape & Reel (TR); Cut Tape (CT) · RoHS · EIA-481 · DAP/DDP · T/T

Technical specifications

MCT8316Z0RQRGFRQ1 specifications
Parameter / AttributeSpecification / Value
MountingSurface Mount
Motor type - AC, DCBrushless DC (BLDC)
Motor type - stepperMultiphase
Voltage - load4.5V ~ 35V
Supply voltage4.5V ~ 35V
Output current8A
InterfaceSPI
Operating temperature-40°C ~ 125°C (TA)
GradeAutomotive
PackageTape & Reel (TR); Cut Tape (CT)
FunctionDriver - Fully Integrated, Control and Power Stage
TechnologyNMOS
QualificationAEC-Q100
Case40-VFQFN Exposed Pad
Output configurationHalf Bridge (3)

Technical details

40-VQFN package with exposed thermal pad

The MCT8316Z0RQRGFRQ1 comes in a 40-VFQFN Exposed Pad package (supplier package 40-VQFN 7x5 mm). The exposed pad is the primary thermal path — the PCB layout must connect it to a copper plane with sufficient vias to keep the junction below 125°C at 8A peak output.

8A peak BLDC drive with SPI diagnostics

This is a fully integrated BLDC motor driver — the control logic and NMOS power stage are on the same die, so the BOM needs no external gate drivers or pre-driver. Three half-bridge outputs handle up to 8A peak at 4.5V to 35V supply, covering 12V and 24V automotive brushless DC motors for pumps, fans, and actuators. The SPI interface gives the host MCU register-level access to configuration, fault flags, and current-sense feedback — no separate ADC channels needed for motor current monitoring.

Automotive temperature grade and AEC-Q100

Rated Automotive grade and qualified to AEC-Q100, the device operates from -40°C to 125°C ambient. This covers under-hood and cabin-mounted BLDC applications where the PCB sees conducted heat from the motor or engine bay.

Sourcing and lifecycle

The part is quoted to order against BOM quantities; availability and current pricing are confirmed at RFQ time through independent distribution channels.

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