CHIP CARRIER, HEAT SINK/SLUG, VERY VERY THIN PROFILE
Peak Reflow Temperature (Cel):
260
Seated Height-Max:
0.8 mm
Supply Current-Max:
10 mA
Supply Voltage-Max:
60 V
Supply Voltage-Min:
4.5 V
Supply Voltage-Nom:
24 V
Supply Voltage1-Max:
65 V
Supply Voltage1-Min:
4.5 V
Supply Voltage1-Nom:
24 V
Surface Mount:
YES
Terminal Finish:
Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form:
NO LEAD
Terminal Pitch:
0.4 mm
Terminal Position:
QUAD
Time@Peak Reflow Temperature-Max (s):
30
Turn-off Time:
0.14 µs
Turn-on Time:
0.145 µs
Width:
4 mm
DRV8328DRUYR Frequently Asked Questions (FAQs)
The maximum voltage rating for the bootstrap capacitor is 25V, as specified in the datasheet. However, it's recommended to use a capacitor with a voltage rating of at least 30V to ensure reliable operation.
To ensure proper operation, follow the recommended PCB layout guidelines in the datasheet, including keeping the high-current paths short and wide, using a solid ground plane, and placing the bootstrap capacitor close to the IC.
The recommended value for Rsense depends on the application and motor characteristics. A general guideline is to use a value between 0.1 ohm and 1 ohm. You can calculate Rsense using the formula: Rsense = (Vsupply - Vmotor) / (2 * Imotor), where Vsupply is the supply voltage, Vmotor is the motor voltage, and Imotor is the motor current.
To configure the DRV8328DRUYR for a specific motor, you need to set the correct values for the input pins (IN1, IN2, and EN) and the sense resistor (Rsense). You may also need to adjust the dead-time and the overcurrent protection threshold. Refer to the datasheet and application notes for more information.
The OCP feature is designed to protect the DRV8328DRUYR and the motor from excessive current. It works by monitoring the sense resistor voltage and comparing it to a programmable threshold. If the current exceeds the threshold, the OCP circuitry will limit or shut down the motor drive to prevent damage.
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DRV8328DRUYR 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.
