LT1072CSW#PBF

Voltage Regulators - DC DC Switching Regulators Overview

The LT1072CSW#PBF is a monolithic high-power switching voltage regulator manufactured by Analog Devices Inc. It operates within an input voltage range of 3V to 40V and delivers a switch output current of 1.25A. The device features a fixed switching frequency of 40kHz and draws a quiescent current of 6mA. It supports multiple topologies including buck, boost, flyback, forward, inverting, and Cuk configurations with adjustable output voltage. The component is housed in a 16-pin SOIC package and is rated for commercial operating temperatures between 0°C and +100°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Supports versatile DC-DC conversion topologies including buck, boost, flyback, forward, inverting, and Cuk circuits
• Integrates a high-current, high-efficiency power switch on the die alongside oscillator and control circuitry
• Includes built-in protection mechanisms and shutdown functionality for system safety

Voltage Regulators - DC DC Switching Regulators Applications

• Positive to negative buck-boost converter designs
• Negative to positive buck-boost converter implementations
• General purpose high efficiency switching regulator circuits

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix and package type against the official datasheet to ensure compatibility with the target PCB footprint. Confirm that the commercial temperature grade meets the operational requirements of the final assembly. Check for RoHS compliance status as indicated in the manufacturer documentation before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a single IC solution is required for multiple standard switching topologies. The integrated power switch eliminates the need for external high-current transistors. Ensure the application input voltage remains within the specified 3V to 40V range and that thermal management suits the SOIC-16 package constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LT1072 series of monolithic switching regulators from Analog Devices. The CSW designation indicates a commercial temperature grade variant packaged in a 16-lead SOIC. Other variants in the family include industrial temperature grades and through-hole packages such as TO-220 or DIP options.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LT1072IT#PBF: Industrial temperature grade version in TO-220-5 package. LT1072CN8#PBF: Commercial grade version in 8-PDIP package. LT1072HVIT#PBF: High voltage industrial grade version in TO-220-5 package.