LTC3736EGN-2#PBF

DC DC Switching Controllers Overview

The LTC3736EGN-2#PBF is a dual 2-phase synchronous step-down switching regulator controller manufactured by Analog Devices Inc. It operates within an input voltage range of 2.75 V to 9.8 V, with a nominal input of 4.2 V. The device supports output voltages from 600 mV to 9.8 V and delivers up to 5 A per phase. Key electrical parameters include a fixed switching frequency of 750 kHz, a quiescent current of 9 uA in shutdown mode, and a supply current of 475 uA during operation. It features a load regulation of +/- 0.12% and operates between -40°C and +85°C. The component is housed in a 24-pin SSOP package.

DC DC Switching Controllers Feature Summary

• Eliminates the need for external current sense resistors through integrated no-RSENSE architecture.
• Provides out-of-phase control to minimize required input capacitance.
• Includes an output tracking function for synchronized voltage sequencing.

DC DC Switching Controllers Applications

• Point-of-load power supplies
• Industrial equipment power distribution
• Telecommunications infrastructure

DC DC Switching Controllers Procurement Notes

Verify the specific suffix EG against official Analog Devices documentation to confirm temperature grade and package variant. Confirm RoHS compliance status via the manufacturer datasheet. Ensure the SSOP-24 footprint matches your PCB design constraints. Cross-reference the part number with the latest revision history to validate pinout compatibility.

DC DC Switching Controllers Selection Notes

Select this controller when designing high-efficiency buck converters requiring precise current sharing without sensing resistors. The wide input voltage range suits applications powered by single-cell lithium batteries or 4.2 V rails. Consider the 750 kHz frequency for balancing component size and efficiency. Verify thermal performance within the specified operating temperature range.

DC DC Switching Controllers Part Context

This component belongs to the LTC3736-2 series of dual synchronous controllers. It is designed for applications demanding high efficiency and compact solution size. The family typically includes variants with different packages and temperature ratings. It serves as a core power management element in systems requiring multiple regulated outputs from a common source.

DC DC Switching Controllers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult Analog Devices for direct replacements or evaluate other members of the LTC3736 family based on package and temperature requirements.