LTC1709EG-85#PBF

$5.91

Description：IC REG CTRLR BUCK 36SSOP
Series：-
Mfr：Analog Devices Inc.
Package：Tube

SKU:5927d503bab1 Category: DC DC Switching Controllers Brand: Analog Devices Inc.

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Product introduction

LTC1709EG-85#PBF is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Analog Devices Inc.. Its product description is IC REG CTRLR BUCK 36SSOP. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for LTC1709EG-85#PBF

Description：IC REG CTRLR BUCK 36SSOP
Series：-
Mfr：Analog Devices Inc.
Package：Tube
Output Type：Transistor Driver
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Number of Outputs：2
Output Phases：2
Voltage - Supply (Vcc/Vdd)：4V ~ 36V
Frequency - Switching：140kHz ~ 310kHz
Duty Cycle (Max)：99.50%
Synchronous Rectifier：Yes
Clock Sync：No
Serial Interfaces：-
Control Features：Enable, Power Good, Soft Start
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：36-SSOP (0.209", 5.30mm Width)
Supplier Device Package：36-SSOP

DC DC Switching Controllers datasheet and documents for LTC1709EG-85#PBF

LTC1709EG-85#PBF

DC DC Switching Controllers Overview

The LTC1709EG-85#PBF is a two-phase current-mode synchronous step-down switching regulator manufactured by Analog Devices Inc. It operates with an input voltage range of 4V to 36V and supports adjustable output voltages from 1.3V to 3.5V, delivering up to 40A of output current. The device features a switchable frequency between 150kHz and 300kHz and includes VID control for precise voltage regulation. Packaged in a 36-pin SSOP, it integrates shutdown functionality and monitors power good status.

DC DC Switching Controllers Feature Summary

Two-phase synchronous buck topology for high efficiency
VID-based programmable output voltage control
Integrated soft-start and power-good monitoring

DC DC Switching Controllers Applications

Central processing unit (CPU) core voltage regulation
Graphics processing unit (GPU) power delivery
Server and workstation mainboard power systems

DC DC Switching Controllers Procurement Notes

Verify the specific suffix #PBF indicates tube packaging rather than tape and reel. Confirm the EG temperature grade matches the operational environment requirements. Ensure the VID pin configuration aligns with the target processor's voltage identification signals before finalizing procurement.

DC DC Switching Controllers Selection Notes

Select this component when designing multi-phase power stages requiring high current density and precise voltage tracking. The integrated current-mode control simplifies compensation design compared to voltage-mode alternatives. Consider thermal management solutions suitable for the SSOP package given the high current capabilities.

DC DC Switching Controllers Part Context

This part belongs to the LTC1709 family of high-efficiency synchronous buck controllers designed for demanding digital load applications. The -85 variant specifically complies with VRM 8.5 standards, ensuring compatibility with legacy processor voltage requirements while maintaining robust transient response characteristics.