LTC3568EDD#PBF

Voltage Regulators - DC DC Switching Regulators Overview

The LTC3568EDD#PBF is a synchronous step-down DC/DC converter manufactured by Analog Devices Inc. It operates with an input voltage range of 2.25V to 5.5V and provides a single adjustable output from 0.8V to 5V. The device delivers up to 1.8A of continuous output current. It supports switching frequencies up to 4MHz and functions within a junction temperature range of -40°C to 125°C. The component is housed in a 10-WFDFN package with an exposed pad.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous buck topology for high efficiency
• Adjustable output voltage capability
• Integrated power switch design

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered equipment
• Industrial control systems
• Communication infrastructure

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the suffix #PBF indicates lead-free compliance and RoHS adherence. Confirm the package type matches the required footprint, as the #TRPBF variant uses tape-and-reel packaging while the #PBF version typically utilizes tube packaging. Ensure the operating environment aligns with the specified thermal limits.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is needed for converting 3.7V lithium-ion or similar supply rails to lower logic voltages. The 1.8A current rating suits moderate load applications. Consider the 4MHz maximum frequency to minimize external passive component size compared to lower-frequency alternatives.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LTC3568 family of monolithic synchronous step-down converters. It shares architectural similarities with other devices in the series but is distinguished by its specific current rating and package configuration. The DFN package facilitates surface-mount assembly in space-constrained designs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The LTC3568EDD#TRPBF is a functional equivalent differing primarily in shipping packaging (tape-and-reel vs. tube). Verify pinout compatibility before substitution.