LTC3873ITS8-5#TRMPBF

DC DC Switching Controllers Overview

The LTC3873ITS8-5#TRMPBF is a constant frequency current mode DC/DC controller designed for boost, flyback, and SEPIC topologies. It operates within a supply voltage range of 4.1V to 60V and supports a maximum duty cycle of 78%. The device features integrated control characteristics including current limiting, enable functionality, and soft start. It is housed in an 8-WFDFN (3x2) package with exposed pad, suitable for surface mount installation.

DC DC Switching Controllers Feature Summary

• Supports multiple converter topologies including boost, flyback, and SEPIC configurations.
• Integrates current mode control with soft start and enable capabilities.
• Operates with high input voltage ranges up to 60V.

DC DC Switching Controllers Applications

• High input voltage boost converters
• Flyback power supplies
• SEPIC DC/DC conversion circuits

DC DC Switching Controllers Procurement Notes

Verify the specific suffix #TRMPBF against official Analog Devices documentation to confirm tape and reel packaging specifications. Ensure compatibility with the required thermal dissipation requirements for the 8-DFN package. Cross-reference the manufacturer part number with authorized distributors to confirm current availability status and RoHS compliance details prior to ordering.

DC DC Switching Controllers Selection Notes

Select this component for applications requiring flexible topology support such as boost or SEPIC converters. The wide input voltage range accommodates various power sources. Consider the 8-DFN package size for space-constrained designs. Verify that the external MOSFET selection aligns with the controller's drive capabilities and the intended operating frequency.

DC DC Switching Controllers Part Context

This part belongs to the LTC3873 family of switching regulators from Analog Devices. The series includes variants with different packages and temperature ratings, such as the IDDB and ETS8 versions. These controllers are engineered for efficient power management in industrial and communication equipment requiring reliable DC/DC conversion.

DC DC Switching Controllers Replacement Considerations

Consult official Analog Devices substitution guides for verified alternatives. Potential equivalents may include other parts within the LTC3873 family or compatible current mode controllers from the same manufacturer, subject to pinout and electrical specification matching.