LTC3448EDD#TRPBF

Voltage Regulators - DC DC Switching Regulators Overview

The LTC3448EDD#TRPBF is a synchronous step-down DC/DC converter manufactured by Analog Devices Inc. It operates with an input voltage range of 2.5V to 5.5V and provides a single adjustable output ranging from 0.6V to 5.2V. The device delivers a maximum output current of 600mA. It features a fixed switching frequency of 1.5MHz and supports automotive applications within a temperature range of -40°C to +125°C. The component is housed in an 8-pin DFN EP package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates high-side and low-side N-channel power switches for efficient synchronous rectification
• Includes internal compensation to minimize external component count
• Features cycle-by-cycle current limit and thermal shutdown protection

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive electronics requiring robust power regulation
• Portable battery-powered devices
• Point-of-load regulation for digital signal processors

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix #TRPBF indicates tape and reel packaging when ordering. Confirm that the EDD variant meets the required automotive qualification standards if applicable. Ensure the supplier provides valid traceability documentation. Check for RoHS compliance status as per the manufacturer's latest declarations. Validate the part number against official Analog Devices catalogs to avoid counterfeit components.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component for designs requiring a compact solution with integrated power switches. It is suitable for applications needing a fixed 1.5MHz frequency to reduce filter size. Consider the 600mA current limit when sizing external inductors. Verify input voltage stability within the 2.5V to 5.5V range. Evaluate thermal performance given the small DFN package footprint.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LTC3448 family of synchronous buck converters. It shares architectural similarities with other members like the LTC3448 but differs in package and specific electrical ratings. The EDD designation specifies the 8-lead DFN EP package type. It serves as a monolithic power management solution for space-constrained systems.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.