SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Packing Method:
TR, 13 INCH
Peak Reflow Temperature (Cel):
260
Screening Level:
AEC-Q100
Seated Height-Max:
1.1 mm
Supply Current-Max (Isup):
10 mA
Supply Voltage-Max (Vsup):
5.5 V
Supply Voltage-Min (Vsup):
4.5 V
Supply Voltage-Nom (Vsup):
5 V
Surface Mount:
YES
Technology:
BICMOS
Terminal Finish:
Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form:
GULL WING
Terminal Pitch:
0.5 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
3 mm
DRV8143PQDGQRQ1 Frequently Asked Questions (FAQs)
Texas Instruments provides a recommended PCB layout in the DRV8143PQDGQRQ1 datasheet (section 10.2) and in the DRV8143PQDGQRQ1 Evaluation Module User's Guide. It's essential to follow these guidelines to minimize EMI and noise. Additionally, ensure that the power and ground planes are properly decoupled, and the motor connections are kept short and away from sensitive analog signals.
The sense resistor value depends on the motor's current rating, the desired current sense accuracy, and the DRV8143PQDGQRQ1's internal current sense amplifier gain. Texas Instruments provides a current sense resistor selection guide in the DRV8143PQDGQRQ1 datasheet (section 7.3.4). You can also use the DRV8143PQDGQRQ1's online calculator tool to determine the optimal sense resistor value for your specific application.
The DRV8143PQDGQRQ1 has an operating temperature range of -40°C to 125°C (junction temperature). However, the device's performance and reliability may degrade at extreme temperatures. It's essential to ensure proper thermal management and heat dissipation in your design to maintain optimal performance and reliability.
The DRV8143PQDGQRQ1 is designed for three-phase brushless DC (BLDC) motors. While it's technically possible to use it with a brushed DC motor, it's not recommended. The DRV8143PQDGQRQ1's internal control logic and current sense amplifiers are optimized for BLDC motor control, and using it with a brushed DC motor may result in suboptimal performance, reduced efficiency, and potential reliability issues.
The DRV8143PQDGQRQ1 has a built-in overcurrent protection feature that can be enabled through the OCP pin. You can set the overcurrent threshold by connecting a resistor between the OCP pin and the VCC pin. When the current sense amplifier detects an overcurrent condition, the DRV8143PQDGQRQ1 will shut down the motor driver outputs to prevent damage. You can also implement additional overcurrent protection mechanisms using external components and circuitry.
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DRV8143PQDGQRQ1 Overview
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About Texas Instruments
Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.
