LM25115AMTX/NOPB

Power Supply Controllers, Monitors Overview

The LM25115AMTX/NOPB is a synchronous buck controller designed for secondary-side post-regulation in high-voltage systems. It operates with an input voltage range of 0V to 42V and supports output voltages from 750mV to 13.5V. The device delivers up to 2.5A of output current and features a programmable switching frequency between 50kHz and 1MHz. It is housed in a 16-TSSOP package and functions within a temperature range of -40°C to +125°C.

Power Supply Controllers, Monitors Feature Summary

• Supports secondary-side post-regulation topology for efficient power conversion
• Enables precise control via integrated current-mode regulation
• Includes thermal shutdown protection for enhanced system reliability

Power Supply Controllers, Monitors Applications

• Secondary-side post-regulator circuits
• High-voltage DC-DC converter designs
• Synchronous buck controller implementations

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix 'AMTX' against the manufacturer's official documentation to confirm pinout, marking, and RoHS compliance status. Ensure the ordering code matches the exact package variant required for your PCB layout. Cross-reference the datasheet revision date to validate parameter accuracy before finalizing procurement specifications.

Power Supply Controllers, Monitors Selection Notes

Select this component when designing systems requiring secondary-side regulation with wide input voltage ranges up to 42V. It is suitable for applications needing synchronous rectification and adjustable switching frequencies. Consider the 16-TSSOP package dimensions and thermal characteristics during the initial circuit design phase to ensure adequate heat dissipation.

Power Supply Controllers, Monitors Part Context

This part belongs to the LM25115 family of synchronous buck controllers manufactured by Texas Instruments. It is specifically engineered for secondary-side post-regulation applications, distinguishing it from primary-side controllers. The device integrates essential protection features and offers flexible frequency adjustment for optimized performance in various power supply architectures.

Power Supply Controllers, Monitors Replacement Considerations

LM25115MTX/NOPB: Similar synchronous buck controller with identical electrical parameters but potentially different manufacturing lot or minor packaging variations. Verify pin compatibility and functional equivalence through official cross-reference tools before substitution.