LM2653MTC-ADJ/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2653MTC-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 1.5 V to 5 V. The device delivers a maximum output current of 1.5 A through a single output channel. It functions at a fixed switching frequency of 330 kHz and is housed in a TSSOP-16 surface-mount package. The component supports operation within a junction temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates synchronous rectification for high efficiency in a compact footprint
• Features adjustable output voltage capability via external resistor network
• Includes internal soft-start mechanism to limit inrush current during startup

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for embedded systems
• Power supply stages for industrial control equipment
• Voltage conversion for communication infrastructure modules

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number including the suffix to ensure correct packaging and RoHS compliance status. Confirm that the TSSOP-16 package dimensions align with the target PCB layout constraints. Check manufacturer documentation for specific moisture sensitivity level handling requirements prior to assembly processing.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a single-output buck converter with 1.5 A capacity is required. It is suitable for designs needing an input voltage up to 14 V and an output adjustable down to 1.5 V. Consider the 330 kHz switching frequency for passive component size trade-offs compared to higher or lower frequency alternatives.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM265x family of high-efficiency synchronous buck converters from Texas Instruments. The family shares common architectural features such as integrated power switches and control circuitry designed for space-constrained applications. The LM2653 variant specifically targets lower current requirements compared to higher-rated siblings in the series.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2651MTC-ADJ/NOPB offers similar functionality but may differ in specific electrical characteristics or pinout compatibility. Verify datasheet parameters carefully before substitution.