LM2738XSD/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2738XSD/NOPB is a step-down DC-DC switching regulator manufactured by Texas Instruments. It operates with an input voltage range of 3 V to 20 V and provides a maximum output current of 1.5 A. The device supports adjustable output voltages from 800 mV to 18 V. It features a selectable switching frequency of either 550 kHz or 1.6 MHz. The quiescent current is specified at 1.9 mA. The component is housed in an 8-pin WSON package and functions within a temperature range of -40 °C to +125 °C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated buck converter topology for efficient voltage reduction
• Selectable switching frequency to optimize external component size
• Shutdown pin capability for power management control

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered equipment
• Embedded systems requiring regulated low-voltage rails
• Industrial control modules

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against official datasheets to confirm package type and temperature grade. Ensure compatibility with required input voltage ranges and thermal dissipation requirements for the target application environment before finalizing procurement decisions.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is needed for converting higher input voltages to lower levels. Consider the 1.5 A current limit and available switching frequencies. Evaluate thermal performance within the WSON-8 footprint constraints relative to the expected load conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2738 series of high-frequency step-down regulators. It is designed for space-constrained applications requiring efficient power conversion. The device integrates the power switch and control logic into a small form factor, distinguishing it from larger discrete solutions.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for direct pin-compatible alternatives within the same manufacturer's portfolio that match the electrical specifications and package dimensions.