Texas Instruments

LMR36015FSC3RNXTQ1

LMR36015FSC3RNXTQ1 Description

The LMR36015FSC3RNXTQ1 from Texas Instruments is a high-efficiency, automotive-grade synchronous buck regulator delivering a fixed 3.3V output at up to 1.5A with a wide 4.2V to 60V input range. Designed for rugged applications, it operates at a 2.1MHz switching frequency, enabling compact designs with minimal external components. Packaged in a 12-pin VQFN with wettable flanks, it supports surface-mount assembly and complies with ROHS3 and REACH standards. Its automotive qualification ensures reliability in harsh environments, making it ideal for vehicle power systems.

LMR36015FSC3RNXTQ1 Features

• Wide Input Range (4.2V–60V): Supports high-voltage transients common in automotive and industrial systems.
• High Efficiency (Synchronous Rectification): Reduces power loss and thermal stress.
• 2.1MHz Switching Frequency: Enables small inductor and capacitor footprints for space-constrained designs.
• Automotive-Grade (AEC-Q100 Qualified): Ensures performance under extreme temperatures and vibrations.
• Wettable Flank Package: Facilitates automated optical inspection (AOI) in PCB assembly.
• Integrated Protection: Includes thermal shutdown, UVLO, and overcurrent protection for robust operation.

LMR36015FSC3RNXTQ1 Applications

• Automotive Power Systems: Engine control units (ECUs), infotainment, and ADAS modules.
• Industrial Equipment: PLCs, motor drives, and factory automation with high-voltage rails.
• Portable Devices: Battery-powered tools and IoT sensors requiring stable 3.3V supply.
• Telecom Infrastructure: Base stations and networking hardware with 12V/24V input rails.

Conclusion of LMR36015FSC3RNXTQ1

The LMR36015FSC3RNXTQ1 stands out for its wide input range, high efficiency, and automotive ruggedness, making it a superior choice for demanding applications. Its 2.1MHz operation and integrated protections simplify design while meeting stringent industry standards. Engineers can leverage this regulator for space-constrained, high-reliability systems where performance under stress is critical. Texas Instruments’ robust packaging and compliance further ensure seamless integration into modern electronics.