LMR14030SSQDDAQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LMR14030SSQDDAQ1 is an automotive-grade synchronous buck converter from Texas Instruments' SIMPLE SWITCHER family. It supports a 4 V to 40 V input range and delivers up to 3.5 A output current. The adjustable output voltage spans from 800 mV to 28 V. Operating with a fixed switching frequency of 2.2 MHz, it utilizes an 8-SO-PowerPAD package. Qualified to AEC-Q100 standards, the device functions within a junction temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated synchronous rectification for high efficiency in compact designs
• Automotive qualification ensuring reliability under harsh environmental conditions
• Fixed high-frequency operation enabling the use of small external components

Voltage Regulators - DC DC Switching Regulators Applications

• On-board charging systems for electric vehicles
• Infotainment and display power distribution
• Body control module power supplies
• ADAS sensor node regulation

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify that the specific suffix 'SSQDDAQ1' corresponds to the SO-PowerPAD-8 package and reel packaging configuration. Confirm the component meets AEC-Q100 Grade 1 requirements for your specific application temperature profile. Ensure compatibility with RoHS directives before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this model when a 3.5 A capacity is required within a 40 V input system. The 2.2 MHz frequency allows for smaller inductors compared to lower-frequency alternatives. Consider the thermal performance of the PowerPAD package for heat dissipation needs in enclosed automotive enclosures.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LMR14030 series, designed for robust DC-DC conversion. It complements other variants like the LMR14020 by offering higher current capability. The SIMPLE SWITCHER branding indicates a simplified design approach with minimal external component count.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LMR14030SQDPRTQ1 (WSON-10 package)

Voltage Regulators - DC DC Switching Regulators FAQ

What is the maximum input voltage supported?

The device supports a maximum input voltage of 40 V.

Is the output voltage adjustable?

Yes, the output voltage is adjustable from 800 mV to 28 V.