LM3100MH

Voltage Regulators - DC DC Switching Regulators Overview

The LM3100MH is a synchronous step-down DC-DC converter from the SIMPLE SWITCHER family, manufactured by Texas Instruments. It operates with an input voltage range of 4.5V to 36V and delivers a maximum output current of 1.5A. The device features adjustable output voltages between 0.8V and 7.2V. It utilizes a fixed 1MHz switching frequency and integrates an internal power switch. The component is housed in a 20-pin PowerTSSOP package and supports operation across a junction temperature range of -40°C to 125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates synchronous rectification for improved efficiency
• Features constant on-time control with emulated ripple
• Includes pre-bias startup capability
• Provides overcurrent protection

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for digital signal processors
• Power supply stages for field-programmable gate arrays
• Industrial equipment power distribution
• Communication infrastructure bias supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against official datasheets to confirm pinout and thermal characteristics. Ensure the ordering part number matches the required package variant. Confirm RoHS compliance status through manufacturer documentation. Validate that the selected revision aligns with design requirements before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution with high current capability is required. The fixed 1MHz frequency allows for smaller passive components compared to lower-frequency alternatives. Verify that the input voltage range covers the system's operational extremes. Check thermal performance within the target enclosure environment.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM3100 series of synchronous buck converters. The series is designed for applications requiring efficient power conversion in space-constrained environments. The MH designation indicates the specific PowerTSSOP package configuration used for surface mount assembly.

Voltage Regulators - DC DC Switching Regulators FAQ

What is the minimum output voltage supported by the LM3100MH?

The minimum adjustable output voltage is 0.8V.

Does the LM3100MH support pre-bias startup?

Yes, the device includes pre-bias startup functionality.