LM3262TMX/NOPB

Special Purpose Regulators Overview

The LM3262TMX/NOPB is a miniature, adjustable step-down DC-DC converter manufactured by Texas Instruments. It operates with an input voltage range supporting various single-cell battery applications and delivers up to 1A of output current. The device integrates a 1.2MHz switching frequency to minimize external component size. Key electrical parameters include a quiescent current of 150µA and a shutdown current below 1µA. It features thermal shutdown protection and supports operation over an extended temperature range from -40°C to +85°C.

Special Purpose Regulators Feature Summary

• Integrates a high-efficiency synchronous buck converter topology for compact design.
• Provides adjustable output voltage via external feedback resistors.
• Includes built-in thermal shutdown protection to safeguard against overheating.

Special Purpose Regulators Applications

• Portable consumer electronics powered by single-cell lithium-ion or lithium-polymer batteries
• Battery-operated handheld devices requiring efficient power management
• Embedded systems needing regulated low-voltage supply from higher battery voltages

Special Purpose Regulators Procurement Notes

Verify the specific suffix 'NOPB' indicates lead-free and RoHS compliance status as per manufacturer documentation. Confirm the package type matches your PCB footprint requirements. Ensure the ordering code aligns with the intended reel quantity specifications provided in the official datasheet. Cross-reference the part number with the latest product change notifications to ensure availability and manufacturing consistency.

Special Purpose Regulators Selection Notes

Select this component when designing space-constrained portable applications requiring efficient step-down conversion from single-cell battery sources. Consider the 1.2MHz switching frequency for smaller inductor and capacitor selection compared to lower-frequency alternatives. Evaluate the thermal performance under maximum load conditions to ensure adequate heat dissipation within the specified operating temperature range.

Special Purpose Regulators Part Context

This part belongs to the LM326x family of miniature DC-DC converters designed for mobile and battery-powered applications. It shares architectural similarities with other members like the LM3262TME but differs in packaging and specific pinout configurations. The family emphasizes high efficiency and small solution size, targeting modern portable electronic devices where power density is critical.

Special Purpose Regulators Replacement Considerations

Direct substitutes may include LM3262TME/NOPB for different packaging options. Verify compatibility with existing PCB layouts and control loop stability when considering alternative packages within the same functional family.