LM2653MTCX-ADJ/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2653MTCX-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 a single adjustable output from 1.5 V to 5 V. The device delivers up to 1.5 A of output current at a fixed switching frequency of 330 kHz. It is housed in a 16-pin TSSOP package and supports operation temperatures from -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated synchronous rectification for high efficiency
• Fixed internal switching frequency simplifies external component selection
• Adjustable output voltage via external resistor divider
• Compact surface-mount packaging suitable for space-constrained designs

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for embedded systems
• Battery-powered portable devices requiring efficient power conversion
• Industrial control systems operating within specified temperature ranges

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the suffix 'X' indicates tape-and-reel packaging when ordering. Confirm the 'NOPB' designation ensures lead-free and RoHS compliance as per manufacturer specifications. Ensure the selected variant matches the required output voltage adjustment range and thermal performance for the intended application environment.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component for applications requiring a fixed 330 kHz switching frequency to minimize electromagnetic interference filtering requirements. The 1.5 A current rating suits moderate load scenarios. Consider the TSSOP-16 thermal characteristics and ensure adequate PCB copper area for heat dissipation during continuous operation at maximum load currents.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2653 family of high-efficiency synchronous buck converters. It shares architectural similarities with other members like the LM2651 and LM2655 but differs in specific current ratings and package options. The family targets general-purpose DC-DC conversion needs in consumer and industrial electronics.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2653MTC-ADJ/NOPB is a tube-packaged equivalent of the same electrical specification.