LTC3872ITS8#TRMPBF

DC DC Switching Controllers Overview

The LTC3872ITS8#TRMPBF is a constant frequency current mode boost DC/DC controller manufactured by Analog Devices. It operates within an input voltage range of 2.75 V to 9.8 V and supports output voltages up to 60 V with a maximum output current of 2 A. The device features a fixed switching frequency of 550 kHz and a low operating supply current of 250 uA. It provides precise load regulation of 0.05% and includes shutdown functionality. The component is housed in an 8-lead TSOT-23 package and is rated for operation between -40°C and +125°C.

DC DC Switching Controllers Feature Summary

• Eliminates the need for external sense resistors through integrated current mode control architecture
• Provides high efficiency performance via constant frequency operation at 550 kHz
• Supports wide input voltage ranges suitable for single-cell lithium battery applications

DC DC Switching Controllers Applications

• Single-cell lithium-ion battery powered portable devices
• Industrial systems requiring isolated or non-isolated boost conversion
• Battery-operated equipment needing efficient step-up power management

DC DC Switching Controllers Procurement Notes

Verify the specific suffix TRMPBF confirms the tape and reel packaging quantity of 500 units when sourcing. Ensure the order matches the exact part number to guarantee the correct package type and RoHS compliance status. Cross-reference the manufacturer's latest documentation for any updates regarding availability or environmental declarations before finalizing procurement plans.

DC DC Switching Controllers Selection Notes

Select this controller for designs requiring a compact solution without external current sensing components. It is appropriate for applications where input voltages vary significantly, such as those powered by single-cell batteries. Consider the thermal performance within the TSOT-23 package when determining heat dissipation requirements for continuous 2 A output loads.

DC DC Switching Controllers Part Context

This component belongs to the LTC3872 family of no RSENSE current mode boost controllers. It shares architectural similarities with other members like the LTC3872ETS8 but differs in package configuration. The series is designed to simplify boost converter design by integrating necessary control logic while minimizing external component count.

DC DC Switching Controllers Replacement Considerations

Direct substitutes include other variants within the LTC3872 family, such as LTC3872ITS8#TRPBF, which offers identical electrical characteristics but may differ in standard packaging quantities.