LTC3851AIMSE#PBF

$6.12

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

SKU:8cac40c8f265 Category: DC DC Switching Controllers Brand: Analog Devices Inc.

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Product introduction

LTC3851AIMSE#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 LTC3851AIMSE#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：235kHz ~ 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 LTC3851AIMSE#PBF

LTC3851AIMSE#PBF

DC DC Switching Controllers Overview

The LTC3851AIMSE#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 such as 1.8V or 3.3V with currents up to 15A. The device utilizes a constant frequency current mode architecture allowing a phase-lockable switching frequency of up to 750kHz. It is housed in a 16-pin MSOP EP package and is qualified for automotive applications.

DC DC Switching Controllers Feature Summary

Drives all N-channel synchronous power MOSFET stage
Constant frequency current mode architecture
Phase-lockable switching frequency capability

DC DC Switching Controllers Applications

High efficiency 3.3V/15A step-down converters
1.5V/15A synchronous regulators at 350kHz
1.8V/5A converters with pulse skip operation

DC DC Switching Controllers Procurement Notes

Verify the specific suffix #PBF indicates tube packaging when reviewing distributor listings. Confirm the automotive qualification status matches project requirements. Ensure the 16-pin MSOP EP footprint aligns with the PCB layout. Cross-reference the datasheet revision date against the component marking for accuracy.

DC DC Switching Controllers Selection Notes

Select this controller for designs requiring high efficiency across wide input ranges. The ability to drive all N-channel MOSFETs simplifies gate drive circuitry. Consider the phase-lock feature if multiple converters require synchronization. Verify thermal performance for the intended load current and ambient conditions.

DC DC Switching Controllers Part Context

This component belongs to the LTC3851A family of synchronous buck controllers. The 'I' suffix denotes industrial temperature range specifications. The 'MSOP EP' package provides a compact solution with exposed pad for thermal dissipation. It serves as a core control element for DC-DC conversion stages in various electronic systems.