LM2853MH-3.3/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2853MH-3.3/NOPB is a synchronous buck regulator from Texas Instruments, part of the SIMPLE SWITCHER family. It operates with an input voltage range of 3 V to 5.5 V and provides a fixed output of 3.3 V at up to 3 A load current. The device integrates internal power switches and operates at a switching frequency of 550 kHz. It features factory-programmed EEPROM for output voltage settings and includes comprehensive protection mechanisms such as overcurrent, thermal shutdown, and undervoltage lockout.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates synchronous rectification for high efficiency
• Includes factory-set output voltage via EEPROM
• Provides integrated circuit protection features

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for embedded systems
• Power supply stages for industrial equipment
• Battery-powered portable devices requiring stable voltage

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the exact suffix against the manufacturer's official documentation to ensure compatibility with specific packaging or temperature grades. Confirm that the NOPB designation indicates lead-free and RoHS compliance as per current standards. Cross-reference the datasheet revision date to ensure all electrical characteristics match your design requirements before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 3.3 V output is required from a 3 V to 5.5 V input source. It is suitable for designs needing up to 3 A continuous current with minimal external components. Consider the 14-PowerTSSOP package constraints and thermal performance if operating near maximum load currents in enclosed environments.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM2853 series of synchronous buck regulators. It is designed to simplify power supply design by integrating control logic, drivers, and power MOSFETs into a single compact package. The series supports various output voltages through different suffixes, with the 3.3 variant providing a common rail voltage for digital logic circuits.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct replacements include other LM2853 variants with different fixed output voltages, such as LM2853MH-2.5/NOPB. For adjustable output requirements, consider the LM2853MHX/NOPB. Ensure any substitute maintains the same 3 A current capability and 550 kHz switching frequency to preserve board layout and component selection integrity.