LTC3851IGN#PBF

$6.12

Description：IC REG CTRLR BUCK 16SSOP
Series：-
Mfr：Analog Devices Inc.
Package：Tube

SKU:9989865d77b6 Category: DC DC Switching Controllers Brand: Analog Devices Inc.

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Product introduction

LTC3851IGN#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 16SSOP. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for LTC3851IGN#PBF

Description：IC REG CTRLR BUCK 16SSOP
Series：-
Mfr：Analog Devices Inc.
Package：Tube
Output Type：Transistor Driver
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Number of Outputs：1
Output Phases：1
Voltage - Supply (Vcc/Vdd)：4V ~ 38V
Frequency - Switching：250kHz ~ 750kHz
Duty Cycle (Max)：99%
Synchronous Rectifier：Yes
Clock Sync：No
Serial Interfaces：-
Control Features：Current Limit, Enable, Frequency Control, Soft Start, Tracking
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：16-SSOP (0.154", 3.90mm Width)
Supplier Device Package：16-SSOP

DC DC Switching Controllers datasheet and documents for LTC3851IGN#PBF

LTC3851IGN#PBF

DC DC Switching Controllers Overview

The LTC3851AIGN#PBF is a synchronous step-down switching regulator controller manufactured by Analog Devices Inc. It operates with an input voltage range of 4 V to 38 V and supports output voltages from 800 mV to 5.5 V. The device delivers up to 25 A of output current through a single output channel. Its switching frequency is programmable between 250 kHz and 750 kHz. The component functions within a temperature range of -40°C to +125°C and utilizes a 16-lead SSOP package for surface mount installation.

DC DC Switching Controllers Feature Summary

Synchronous buck topology driving all N-channel power MOSFET stages
Constant frequency current mode architecture with phase-lock capability
Programmable switching frequency ranging from 250 kHz to 750 kHz
Integrated soft start, tracking, and shutdown control features

DC DC Switching Controllers Applications

Industrial distributed power systems
Telecommunications infrastructure power supplies
Point-of-load regulation for high-current digital loads
Automotive electronics requiring wide input voltage ranges

DC DC Switching Controllers Procurement Notes

Verify the specific suffix against official Analog Devices documentation to confirm package type and temperature grade. Ensure compatibility with required output voltage settings and switching frequency configurations before integration. Confirm RoHS compliance status via the manufacturer's datasheet. Validate that the SSOP-16 footprint matches the design layout requirements.

DC DC Switching Controllers Selection Notes

Select this controller when designing high-efficiency synchronous buck converters requiring wide input voltage tolerance. It is suitable for applications demanding precise load regulation and fast transient response. Consider the thermal performance of the external MOSFETs as the controller drives them directly. Ensure the selected switching frequency aligns with inductor size constraints and EMI requirements.

DC DC Switching Controllers Part Context

This component belongs to the LTC3851A series of high-performance synchronous step-down switching regulators. It is part of Analog Devices' portfolio of power management integrated circuits designed for robust industrial and automotive environments. The device complements other members of the family such as the LTC3851EGN variants, differing primarily in temperature specifications and packaging options.