LMR33620AQ5RNXTQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LMR33620AQ5RNXTQ1 is a fixed-output synchronous buck converter from Texas Instruments, designed for automotive applications with AEC-Q100 qualification. It operates within an input voltage range of 3.8 V to 36 V and provides a fixed 5 V output at up to 2 A. The device features a 400 kHz switching frequency and utilizes a 12-VQFN-HR package. It supports current-mode control with pulse width modulation, ensuring stable regulation across the specified operating temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• AEC-Q100 qualified for automotive reliability standards
• Fixed 5 V output configuration for simplified design
• Synchronous rectification for improved efficiency
• Compact 12-VQFN-HR package with wettable flanks

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive infotainment systems
• ADAS sensor power supplies
• Body control modules
• Telematics units

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number including suffixes to ensure correct output voltage and packaging. Confirm AEC-Q100 compliance requirements match your specific automotive application needs. Check moisture sensitivity level handling procedures during assembly. Ensure compatibility with your PCB footprint for the 12-VQFN-HR package.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Choose this component when a fixed 5 V output is required in automotive environments. It suits designs needing high efficiency and compact size. Consider the 2 A current limit for load requirements. Evaluate thermal performance within the 12-VQFN-HR package constraints. Verify input voltage stability within the 3.8 V to 36 V range.

Voltage Regulators - DC DC Switching Regulators Part Context

Part of the LMR33620 family of SIMPLE SWITCHER converters. Designed for robust automotive power management. Offers integrated protection features typical of TI's automotive-grade regulators. Provides a reliable solution for space-constrained automotive electronics requiring stable DC-DC conversion.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LMR33620CQ5RNXTQ1 offers similar specifications with potentially different switching frequency characteristics. LMR33620AQ5RNXTQ1 variants may exist with minor parameter differences. Verify pinout and thermal pad connections before substitution.