LM2655MTC-ADJ/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2655MTC-ADJ/NOPB is a synchronous step-down switching regulator manufactured by Texas Instruments. It operates with an input voltage range of 4 V to 14 V and provides an adjustable output voltage from 1.238 V to 13 V. The device delivers a maximum output current of 2.5 A through a single output channel. It functions at a switching frequency of 300 kHz, enabling the use of compact external components. The unit is housed in a 16-TSSOP package and supports operation within a junction temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates high-side and low-side N-channel power MOSFETs for efficient synchronous rectification.
• Includes internal soft-start circuitry to limit inrush current during startup.
• Features cycle-by-cycle current limiting and thermal shutdown protection.

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for embedded systems
• Battery-powered equipment power management
• Industrial control system power distribution

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix configuration against the manufacturer datasheet to ensure compatibility with required regulatory standards and pinout definitions. Confirm that the 16-TSSOP package dimensions align with the target PCB footprint. Cross-reference the operating temperature range with the intended environmental conditions to validate long-term reliability under thermal stress.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is required for converting higher bus voltages down to lower logic or analog supply levels. The fixed 300 kHz frequency allows for smaller inductors compared to lower-frequency alternatives. Ensure the load current does not exceed 2.5 A and that the input voltage remains within the 4 V to 14 V window for proper regulation.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM265x family of high-efficiency synchronous buck converters. It shares architectural similarities with the LM2650 and LM2651 but offers distinct current ratings and packaging options. The family is designed for applications requiring high efficiency and minimal external component count in space-constrained environments.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2655MTCX-ADJ/NOPB is the reel variant of this component. LM2651MTC-ADJ/NOPB serves as a lower-current alternative within the same series.