LTC3852EUDD#TRPBF

DC DC Switching Controllers Overview

The LTC3852EUDD#TRPBF is a synchronous step-down switching controller manufactured by Analog Devices Inc. It operates with an input voltage range of 2.7V to 16V and supports output voltages from 0.8V to 5.5V. The device delivers up to 15A of output current with a fixed switching frequency of 400kHz. It features a low quiescent current of 15uA and includes integrated bootstrap diodes for simplified gate drive requirements. The component is housed in a 16-lead DFN package and functions within a temperature range of -40°C to +85°C.

DC DC Switching Controllers Feature Summary

• Integrated bootstrap diodes eliminate the need for external high-voltage components
• Constant frequency current mode control architecture ensures stable operation
• Onboard charge pump enables efficient driving of N-channel MOSFETs at low input voltages

DC DC Switching Controllers Applications

• Point-of-load regulation for processors and ASICs
• Battery-powered equipment requiring high efficiency at light loads
• Industrial control systems with wide input voltage ranges

DC DC Switching Controllers Procurement Notes

Verify the specific suffix #TRPBF indicates tape and reel packaging when sourcing. Confirm that the EUDD package designation matches the required footprint for PCB layout. Ensure compatibility with the intended switching frequency and thermal management strategy for the application environment.

DC DC Switching Controllers Selection Notes

Select this controller for applications requiring low input voltages down to 2.7V without external bootstrap supplies. The integrated bootstrap diode reduces bill of materials count compared to similar controllers. Evaluate thermal performance based on the 15A current capability and the specific copper area available on the PCB for heat dissipation.

DC DC Switching Controllers Part Context

This component belongs to the LTC385x family of synchronous buck controllers designed for high-efficiency power conversion. It complements other variants like the LTC3851 and LTC3854, which offer different input voltage ranges or pin configurations. The series focuses on simplifying design through integrated features while maintaining precise voltage regulation.

DC DC Switching Controllers Replacement Considerations

LTC3852EUDD#PBF is the tube-packaged equivalent of the same electrical specification.