LM3263TME/NOPB

Special Purpose Regulators Overview

The LM3263TME/NOPB is a high-current step-down DC-DC converter designed for RF power amplifier applications. It features an integrated MIPI RF front-end control interface. The device operates with an input voltage range of 2.7 V to 5.5 V and delivers up to 2.5 A output current. It utilizes a buck topology with a fixed switching frequency of 2.7 MHz. The adjustable output voltage ranges from 400 mV to 3.6 V. Quiescent current is specified at 1.24 mA. It functions within a temperature range of -30°C to +90°C and is housed in a DSBGA-16 package.

Special Purpose Regulators Feature Summary

• Integrates MIPI RF front-end control interface for direct RF power amplifier management
• Provides high-current step-down conversion capability suitable for demanding RF loads
• Supports adjustable output voltage regulation across a wide operational range

Special Purpose Regulators Applications

• RF power amplifier biasing and supply
• RF front-end module power management
• Wireless communication base station components

Special Purpose Regulators Procurement Notes

Verify the specific suffix N/PB for lead-free compliance against current datasheets. Confirm the DSBGA-16 package dimensions match PCB footprint requirements. Check for obsolescence status as TI product lifecycles change. Ensure thermal design accounts for the small form factor during high-current operation. Validate MIPI interface compatibility with the target RF PA controller.

Special Purpose Regulators Selection Notes

Select this component when a dedicated RF PA supply with integrated digital control is required. The 2.5 A current rating supports high-power RF stages. The 2.7 MHz frequency allows for compact passive component selection. Compare against standard buck converters if MIPI integration is unnecessary. Consider thermal performance in dense layouts due to the small package size.

Special Purpose Regulators Part Context

This part belongs to the LM3263 series of high-current step-down converters. It is specifically engineered for RF applications requiring precise control interfaces. Similar parts in the family may vary in current capacity or interface support. The TME/NOPB designation indicates a tape-and-reel, lead-free variant. It complements other PMIC solutions in complex RF systems.

Special Purpose Regulators FAQ

What is the purpose of the MIPI interface?

The MIPI interface provides a standardized control link for managing RF front-end parameters, simplifying integration with RF power amplifiers.

Can the output voltage be adjusted?

Yes, the output voltage is adjustable from 400 mV to 3.6 V using external resistors.