LTC3833IFE#TRPBF

DC DC Switching Controllers Overview

The LTC3833IFE#TRPBF is a synchronous step-down DC/DC controller manufactured by Analog Devices Inc. It operates with an input voltage range of 4.5 V to 38 V and supports output voltages from 600 mV to 5.5 V. The device delivers up to 25 A of output current through a single channel. Key electrical parameters include a switch frequency adjustable between 200 kHz and 2 MHz, a quiescent current of 15 µA, and a supply current of 2 mA. It functions within a temperature range of -40°C to +125°C and utilizes a 20-lead TSSOP package with an exposed pad for thermal management.

DC DC Switching Controllers Feature Summary

• Integrates high-side and low-side gate drivers for external N-channel MOSFETs in a synchronous buck topology
• Features differential remote sense inputs to maintain precise output voltage regulation at the load point
• Includes programmable soft-start, tracking, and power good signal capabilities for system sequencing

DC DC Switching Controllers Applications

• Point-of-load (POL) conversion for processors and FPGAs
• Industrial control systems requiring wide input voltage ranges
• Telecommunications infrastructure power distribution

DC DC Switching Controllers Procurement Notes

Verify the specific suffix and tape-and-reel packaging configuration against the manufacturer's official datasheet before ordering. Confirm that the 20-lead TSSOP-EP footprint matches the target PCB layout dimensions. Ensure compatibility with external component selections for the required current and frequency specifications.

DC DC Switching Controllers Selection Notes

Select this controller when differential remote sensing is critical for maintaining accuracy under heavy load conditions. The wide input voltage range suits applications with varying bus voltages. Evaluate thermal performance requirements due to the exposed pad design, which aids in heat dissipation for high-current operations up to 25 A.

DC DC Switching Controllers Part Context

This component belongs to the LTC3833 series of fast, accurate buck DC/DC controllers. It is part of Analog Devices' portfolio of power management integrated circuits designed for high-efficiency voltage regulation. The series emphasizes precision and flexibility for demanding industrial and communication applications.

DC DC Switching Controllers Replacement Considerations

Cross-reference with other models in the LTC3833 family or similar Analog Devices synchronous buck controllers. Verify pinout compatibility and electrical parameter overlaps if substituting with alternative part numbers.