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
DRV411AIPWPR Frequently Asked Questions (FAQs)
Texas Instruments provides a recommended PCB layout in the DRV411AIPWPR datasheet, but it's essential to follow good PCB design practices, such as keeping the high-current paths short and wide, using a solid ground plane, and placing decoupling capacitors close to the device. Additionally, TI offers a DRV411AIPWPR evaluation module that can serve as a reference design.
The sense resistor value depends on the desired current sense accuracy, the maximum current rating, and the voltage drop across the resistor. TI provides a sense resistor calculation tool and guidelines in the datasheet. As a general rule, a lower sense resistor value provides better accuracy but increases power loss, while a higher value reduces power loss but decreases accuracy.
The EN (enable) pin is used to enable or disable the DRV411AIPWPR. When EN is high, the device is enabled, and when EN is low, the device is disabled. This pin can be used to implement a shutdown or low-power mode in your system. Connect EN to a logic signal or a pull-up/pull-down resistor, depending on your application requirements.
The DRV411AIPWPR has built-in overcurrent protection and fault detection features. The device will limit the current to a safe level during an overcurrent event and assert the FLT pin low. You can use the FLT pin to trigger an interrupt or reset in your system. Additionally, you can implement external fault detection and protection circuits using the sense resistor and comparator circuits.
The DRV411AIPWPR has an operating temperature range of -40°C to 125°C. However, the device's performance and reliability may degrade at extreme temperatures. Ensure that your system design takes into account the thermal management and cooling requirements to maintain a safe operating temperature.
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DRV411AIPWPR 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.
