LP8728QSQE-A/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LP8728QSQE-A/NOPB is a quad-output step-down DC/DC converter from Texas Instruments, designed for automotive applications under the AEC-Q100 qualification. It integrates four independent buck converters within a compact WQFN package to optimize board space. The device supports an input voltage range of 2.7 V to 4.5 V and delivers adjustable output voltages down to 800 mV. With a maximum power dissipation of 1.2 W, it provides efficient power management for complex electronic systems requiring multiple regulated rails.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates four independent high-efficiency synchronous buck converters in a single package
• Supports wide input voltage range suitable for various automotive power architectures
• Features adjustable output voltage control for flexible system design requirements

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive infotainment systems requiring multiple power rails
• Digital signal processing units in vehicle electronics
• General automotive power distribution modules

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'A' against the official datasheet to confirm pinout and functional compatibility. Ensure the WQFN package dimensions match your PCB footprint exactly. Confirm that the thermal pad connection aligns with your layout guidelines for optimal heat dissipation. Check for any recent product change notices regarding material or manufacturing site updates.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution for four isolated low-voltage outputs is required. It is suitable for designs where space constraints prevent using discrete regulators. Consider the 1.2 W power dissipation limit when designing thermal paths. Verify that the input voltage range covers your system's nominal and transient supply conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LP8728-Q1 family of multi-output DC/DC converters. It is engineered specifically for the automotive market, adhering to strict reliability standards. The integration of four converters reduces component count compared to discrete solutions, simplifying assembly and improving overall system reliability in demanding environments.

Voltage Regulators - DC DC Switching Regulators FAQ

What is the maximum power dissipation rating?

The device has a maximum power dissipation rating of 1.2 W.

Is this component qualified for automotive use?

Yes, it is AEC-Q100 qualified for automotive applications.