LTC3719EG#TRPBF

Special Purpose Regulators Overview

The LTC3719EG#TRPBF is a dual-phase, high-efficiency step-down controller designed for AMD Opteron CPUs. It operates with an input voltage range of 4V to 36V and provides one output. The device features VID programmable control with a switching frequency of 360kHz. It is housed in a 36-lead SSOP package and supports surface mount installation. The operational temperature range extends from -40°C to 85°C.

Special Purpose Regulators Feature Summary

• Dual-phase synchronous buck architecture optimized for processor power delivery
• VID programmable interface for direct compatibility with AMD Opteron processors
• Wide input voltage capability supporting 4V to 36V supply ranges

Special Purpose Regulators Applications

• AMD Opteron CPU voltage regulation
• High-efficiency step-down power conversion systems
• Server and workstation mainboard power sequencing

Special Purpose Regulators Procurement Notes

Verify the specific suffix TRPBF indicates tape and reel packaging when sourcing. Confirm the 36-SSOP package dimensions match your PCB footprint requirements. Ensure the operating temperature range of -40°C to 85°C meets your environmental specifications. Cross-reference the VID pin configuration with the target processor datasheet to guarantee correct voltage programming levels.

Special Purpose Regulators Selection Notes

Select this component for applications requiring synchronized dual-phase control for high-current processor loads. The fixed 360kHz frequency allows for predictable EMI filtering design. Consider the 36-lead SSOP package size relative to available board space. Verify that the 4V to 36V input range aligns with your system's bus voltage availability.

Special Purpose Regulators Part Context

This part belongs to the Linear Technology (now Analog Devices) family of high-performance DC/DC controllers. It is specifically engineered for demanding computing platforms requiring precise voltage regulation. The EG suffix denotes the commercial/industrial temperature grade within the SSOP package variant.

Special Purpose Regulators Replacement Considerations

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