LTC3834IUFD#PBF

DC DC Switching Controllers Overview

The LTC3834IUFD#PBF is a synchronous step-down controller from Analog Devices, designed for high-efficiency power conversion. It operates with an input voltage range of 4V to 36V and supports output voltages from 800mV to 10V. The device delivers up to 25A of output current with a switching frequency of 400kHz. Key electrical specifications include a quiescent current of 4µA and a supply current of 30µA. It features a load regulation of 0.1% and functions within a temperature range of -40°C to +85°C. The component is housed in a DFN-16 package.

DC DC Switching Controllers Feature Summary

• Synchronous buck topology for efficient step-down conversion
• Integrated shutdown control capability
• Low quiescent current operation for standby efficiency

DC DC Switching Controllers Applications

• Industrial distributed power systems
• Point-of-load regulation
• Telecommunications infrastructure

DC DC Switching Controllers Procurement Notes

Verify the specific suffix and package type against the official datasheet to ensure compatibility with your design requirements. Confirm RoHS compliance status directly with the manufacturer or authorized distributors before procurement. Check for any recent product change notifications that may affect pinout or electrical characteristics. Ensure the ordering information matches the exact part number variant required for your application.

DC DC Switching Controllers Selection Notes

Select this controller when a wide input voltage range and moderate output current are required. The fixed 400kHz switching frequency simplifies external component selection compared to adjustable frequency variants. Consider the DFN-16 package for space-constrained designs requiring thermal performance. Verify that the target output voltage falls within the supported 800mV to 10V range for optimal regulation.

DC DC Switching Controllers Part Context

This component belongs to the LTC3834 family of synchronous step-down controllers. It shares functional similarities with other members like the LTC3834IDHC-1#PBF but differs in package configuration. The family is characterized by low quiescent current and high efficiency, targeting applications requiring reliable DC/DC conversion in compact form factors.

DC DC Switching Controllers Replacement Considerations

The LTC3834IDHC-1#PBF serves as a direct alternative with identical electrical specifications but utilizes a DFN-16 package instead of the IUFD variant. Verify pin-to-pin compatibility and thermal pad requirements before substitution.