LTC3851IMSE#PBF

$6.12

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

SKU:afc5c341f6c9 Category: DC DC Switching Controllers Brand: Analog Devices Inc.

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Product introduction

LTC3851IMSE#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 16MSOP. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for LTC3851IMSE#PBF

Description：IC REG CTRLR BUCK 16MSOP
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-TFSOP (0.118", 3.00mm Width) Exposed Pad
Supplier Device Package：16-MSOP-EP

DC DC Switching Controllers datasheet and documents for LTC3851IMSE#PBF

LTC3851IMSE#PBF

DC DC Switching Controllers Overview

The LTC3851IMSE#PBF is a high-performance synchronous step-down switching regulator controller manufactured by Analog Devices Inc. It operates within an input voltage range of 4.5V to 32V and supports output voltages down to 0.8V. The device utilizes a constant frequency current mode architecture with a phase-lockable switching frequency up to 750kHz. It features a 16-pin MSOP EP package, operates at temperatures from -40°C to 85°C, and includes control characteristics such as soft start, tracking, and enable.

DC DC Switching Controllers Feature Summary

Drives all N-channel synchronous power MOSFET stages for high efficiency
Constant frequency current mode architecture allows phase-lockable frequencies up to 750kHz
Integrated control features include soft start, tracking, and enable functions

DC DC Switching Controllers Applications

High efficiency 3.3V/15A step-down converters
1.8V/5A converters utilizing pulse skip operation
Industrial distributed power systems

DC DC Switching Controllers Procurement Notes

Verify the specific suffix #PBF indicates lead-free compliance and RoHS adherence. Confirm the MSOP-EP package type matches the target PCB footprint. Ensure the 4.5V to 32V input range aligns with the system supply rails. Check for automotive grade variants if operating in harsh environments.

DC DC Switching Controllers Selection Notes

Select this component when driving external N-channel MOSFETs is required for high current applications. The wide input voltage range suits various bus architectures. Consider the 750kHz maximum frequency for balancing component size against transient response requirements. Verify thermal performance for the chosen load conditions.

DC DC Switching Controllers Part Context

This part belongs to the LTC3851 family of synchronous buck controllers. It is designed to replace older discrete solutions or less efficient controllers. The IMSE variant specifically denotes the MSOP-EP package suitable for surface mount assembly in compact designs.