LM3269TLX/NOPB

Special Purpose Regulators Overview

The LM3269TLX/NOPB is a Texas Instruments switching voltage regulator featuring a seamless transition buck/boost topology. It operates with an input voltage range of 2.7 V to 5.5 V and provides a single adjustable output from 600 mV to 4.2 V at up to 750 mA. The device utilizes a 2.4 MHz switching frequency and is housed in a 12-DSBGA package. It functions within a temperature range of -30°C to +85°C, offering load regulation of 20 mV and a quiescent current of 900 µA.

Special Purpose Regulators Feature Summary

• Seamless transition between buck and boost modes for stable operation across varying input conditions
• Integrated RF power amplifier converter functionality for specialized signal chain applications
• Compact surface-mount packaging designed for space-constrained portable electronics

Special Purpose Regulators Applications

• RF power amplifier biasing
• Portable consumer electronics
• Battery-powered mobile devices

Special Purpose Regulators Procurement Notes

Verify the specific suffix against official documentation to confirm pinout and electrical characteristics match design requirements. Confirm availability status as distribution channels may list obsolete or discontinued variants. Ensure the 12-DSBGA footprint aligns with PCB layout constraints before finalizing procurement orders.

Special Purpose Regulators Selection Notes

Select this component when input voltages fluctuate near or below the required output level, necessitating buck-boost capability. The integrated nature reduces external component count compared to discrete solutions. Evaluate thermal performance within the 12-DSBGA package for high-current RF PA applications.

Special Purpose Regulators Part Context

This part belongs to the LM3269 family of power management ICs from Texas Instruments. It is categorized under special-purpose regulators and PMICs. The device serves as a dedicated solution for powering radio frequency stages where efficiency and size are critical constraints in modern wireless communication hardware.

Special Purpose Regulators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.