LM2736XMK

Voltage Regulators - DC DC Switching Regulators Overview

The LM2736XMK 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 fixed output voltage of 1.25 V. The device supports a maximum load current of 750 mA and utilizes a buck topology. It features a switch frequency of 1.6 MHz, allowing for compact external component selection. The quiescent current is specified at 1.5 mA. The unit is housed in a SOT-23-thin-6 package and is rated for operation between -40°C and +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a high-frequency 1.6 MHz internal oscillator to minimize passive component size.
• Provides efficient step-down conversion from higher input voltages to lower regulated outputs.
• Includes thermal shutdown protection to safeguard the device during overload conditions.

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable electronics
• Embedded systems requiring low-power regulation
• General-purpose DC-DC power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against official documentation to confirm pinout compatibility and temperature grade. Ensure the ordering part number matches the required package variant and RoHS compliance status. Cross-reference the manufacturer's latest datasheet for any updates on recommended operating conditions or application circuit requirements before finalizing procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is needed for stepping down voltages up to 20 V to approximately 1.25 V. The 1.6 MHz frequency allows for smaller inductors compared to lower-frequency alternatives. Consider the 750 mA current limit and the specific output voltage constraint when designing the power stage for the target application.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM2736 series of switching regulators. It is designed as a space-efficient alternative to linear regulators, offering higher efficiency in applications where the input-to-output voltage differential is significant. The series focuses on providing reliable power management in small form factors suitable for modern electronic designs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.