LTC3865IUH#TRPBF

DC DC Switching Controllers Overview

The LTC3865IUH#TRPBF is a dual-phase synchronous step-down DC/DC controller manufactured by Analog Devices Inc. It operates within an input voltage range of 4.5 V to 38 V and delivers up to 25 A per output channel. The device supports adjustable output voltages from 600 mV to 5 V with a fixed switching frequency of 770 kHz. It features a QFN-32 package, operates between -40°C and +125°C, and includes shutdown functionality with a quiescent current of 3 mA.

DC DC Switching Controllers Feature Summary

• Dual-channel architecture providing independent control for two separate outputs
• Pin-selectable output configuration options for flexible system design
• Synchronous buck topology ensuring high efficiency across load ranges

DC DC Switching Controllers Applications

• Industrial distributed power systems
• Telecommunications infrastructure equipment
• Embedded computing platforms requiring multi-rail power

DC DC Switching Controllers Procurement Notes

Verify the specific suffix #TRPBF against official documentation to confirm tape-and-reel packaging requirements. Ensure compatibility with the QFN-32 footprint and thermal pad specifications during PCB layout. Cross-reference the operating temperature range and input voltage limits with system constraints before finalizing component selection.

DC DC Switching Controllers Selection Notes

Select this controller when dual isolated or non-isolated rails are required from a single input source. Evaluate thermal management needs due to the 25 A per channel capability in a compact QFN-32 package. Confirm that the 770 kHz switching frequency aligns with EMI constraints and inductor size requirements for the target application environment.

DC DC Switching Controllers Part Context

This component belongs to the LTC3865 series of PolyPhase controllers designed for high-current applications. It complements other Analog Devices PMIC solutions by offering synchronized dual-phase operation. The part integrates essential protection features and control loops typical of advanced synchronous buck controllers within the company's industrial-grade portfolio.

DC DC Switching Controllers Replacement Considerations

LTC3865EUH#TRPBF

DC DC Switching Controllers FAQ

What is the maximum output current per channel?

Each channel can deliver up to 25 A.

Does the device support pin-selectable outputs?

Yes, it includes pin-selectable output configurations.