SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Seated Height-Max:
1.2 mm
Supply Voltage-Max (Vsup):
5.5 V
Supply Voltage-Min (Vsup):
2.7 V
Supply Voltage-Nom (Vsup):
3.3 V
Surface Mount:
YES
Technology:
CMOS
Temperature Grade:
AUTOMOTIVE
Terminal Finish:
Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form:
GULL WING
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
4.4 mm
DRV411AIPWP Frequently Asked Questions (FAQs)
Texas Instruments provides a recommended PCB layout in the DRV411AIPWP datasheet and application notes. Key considerations include keeping the high-current paths short, using a solid ground plane, and placing decoupling capacitors close to the device. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
The sense resistor value depends on the desired current limit and the voltage drop across the sense resistor. A higher sense resistor value will provide a lower current limit, but may also increase the voltage drop and power loss. Texas Instruments provides a sense resistor calculation tool and guidelines in the application notes to help with the selection.
The maximum allowed voltage on the VCC pin is 16.5V. To protect the device from overvoltage, it's recommended to use a voltage regulator or a transient voltage suppressor (TVS) diode to clamp the voltage to a safe level. Additionally, a capacitor can be used to filter out voltage spikes and noise.
The DRV411AIPWP has a built-in overcurrent protection feature that can be enabled by connecting the OC pin to the VCC pin through a resistor. When an overcurrent condition is detected, the device will limit the current to a safe level. The overcurrent threshold can be adjusted by changing the value of the sense resistor and the OC pin resistor.
The thermal derating curve for the DRV411AIPWP is provided in the datasheet. The maximum allowed junction temperature is 150°C. To calculate the maximum allowed junction temperature, you need to consider the ambient temperature, the power dissipation, and the thermal resistance of the device and the PCB. Texas Instruments provides a thermal calculation tool and guidelines in the application notes to help with the calculation.
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DRV411AIPWP 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.
