LTC3888IUHG#TRPBF

DC DC Switching Controllers Overview

The LTC3888IUHG#TRPBF is a dual-output, eight-phase synchronous step-down DC/DC controller manufactured by Analog Devices Inc. It operates with a switching frequency of 1 MHz and supports output voltages ranging from 300 mV to 3.45 V. The device is designed to drive up to 400 A of load current using external N-channel MOSFETs. It features a QFN-52 package and functions within an operating temperature range of -40°C to +125°C. The controller draws 28 mA of supply current and utilizes non-isolated topology for high-efficiency power conversion.

DC DC Switching Controllers Feature Summary

• Supports dual independent outputs with eight total phases for high-current distribution
• Integrates digital power system management capabilities via I2C and PMBus interfaces
• Provides precise voltage regulation with fast transient response characteristics

DC DC Switching Controllers Applications

• High-performance server and storage systems requiring multi-rail power delivery
• Telecommunications infrastructure equipment
• Industrial automation control units

DC DC Switching Controllers Procurement Notes

Verify the specific suffix #TRPBF indicates tape-and-reel packaging when sourcing components. Confirm that the IUHG designation corresponds to the industrial temperature grade and QFN-52 package variant required for your design. Ensure compatibility with your board layout regarding the exposed pad thermal requirements and pinout configuration before finalizing procurement orders.

DC DC Switching Controllers Selection Notes

Select this component for applications demanding high current density and digital monitoring. Compare against single-output controllers if phase count requirements differ. Evaluate thermal performance constraints associated with the QFN-52 package in your specific enclosure environment. Verify that your microcontroller or host system can support the necessary communication protocols for digital power management integration.

DC DC Switching Controllers Part Context

This part belongs to the PolyPhase family of synchronous buck controllers from Analog Devices. It complements other models like the LTC3882 and LTC3883 by offering higher phase counts and dual-output flexibility. The series is engineered for dense power architectures where efficiency and dynamic response are critical for maintaining stable operation under varying load conditions.

DC DC Switching Controllers Replacement Considerations

Consult official substitution guides for equivalent devices within the PolyPhase portfolio. Verify pin-to-pin compatibility and electrical parameter alignment before replacing existing designs with alternative part numbers.