LM3554TME/NOPB

LED Driver IC Overview

The LM3554TME/NOPB is a synchronous boost LED driver IC from Texas Instruments. It features an integrated high-side switch capable of delivering up to 1.2A output current. The device operates within a supply voltage range of 2.7V to 5.5V and supports a switching frequency of 2MHz. It utilizes a DSBGA-16 package and functions within a temperature range of -30°C to +85°C.

LED Driver IC Feature Summary

• Integrates a synchronous boost converter topology with a high-side switch for efficient power conversion.
• Supports constant current regulation for driving single-channel white LEDs.

LED Driver IC Applications

• White LED backlighting in portable electronic devices
• General LED illumination applications requiring compact form factors

LED Driver IC Procurement Notes

Verify the specific suffix 'NOPB' indicates lead-free packaging compliant with RoHS standards. Confirm the 'TMX' or 'TME' designation matches the required reel or cut-tape packaging format for your assembly line. Ensure the DSBGA-16 footprint aligns with your PCB design guidelines before finalizing procurement orders.

LED Driver IC Selection Notes

Select this component when a compact solution for driving single white LEDs is required. It is suitable for battery-powered applications due to its wide input voltage range and high efficiency. Consider the 2MHz switching frequency for smaller external passive components compared to lower-frequency alternatives.

LED Driver IC Part Context

This part belongs to the LM3554 series, designed specifically for LED lighting drivers. It serves as a dedicated solution for boosting voltage to drive LEDs from low-voltage sources like single-cell lithium-ion batteries.

LED Driver IC Replacement Considerations

LM3554TMX/NOPB