LT3686AEMSE#TRPBF

$3.33

Description：IC REG BUCK ADJ 1.2A 12MSOP
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR)

SKU:2de4fd34b72f Category: Voltage Regulators - DC DC Switching Regulators Brand: Analog Devices Inc.

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Product introduction

Product Detailed Parameters

Description：IC REG BUCK ADJ 1.2A 12MSOP
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：3.6V
Voltage - Input (Max)：37V
Voltage - Output (Min/Fixed)：0.8V
Voltage - Output (Max)：37V
Current - Output：1.2A
Frequency - Switching：300kHz ~ 2.5MHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：12-TSSOP (0.118", 3.00mm Width) Exposed Pad
Supplier Device Package：12-MSOP-EP

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LT3686AEMSE#TRPBF

Overview

The LT3686AEMSE#TRPBF is a synchronous step-down DC/DC converter manufactured by Analog Devices Inc. It features an adjustable output voltage range from 0.8V to 37V and supports a maximum output current of 1.2A. The device operates with an input voltage range of 3.6V to 37V and includes an integrated 40V N-channel power switch. Key electrical parameters include a switching frequency range of 300kHz to 2.5MHz, a quiescent current of 1.1mA, and a minimum output voltage of 0.8V. It is housed in a 12-MSOP package with an exposed pad.

Feature Summary

Integrates a 40V N-channel power switch for high-voltage step-down applications
Supports wide input voltage ranges up to 37V
Features adjustable output voltage capability down to 0.8V
Includes internal soft-start functionality

Applications

Industrial point-of-load regulation
Battery-powered equipment power management
Distributed power systems
Automotive electronics

Procurement Notes

Verify the specific suffix #TRPBF indicates tape-and-reel packaging when sourcing components. Confirm that the LT3686A variant matches the required pinout and thermal characteristics for your design. Ensure compatibility with the 12-MSOP footprint during PCB layout. Cross-reference the manufacturer's latest datasheet for any updates on recommended operating conditions or assembly guidelines prior to final procurement.

Selection Notes

Select this component for designs requiring a compact solution with high input voltage tolerance. The adjustable output allows flexibility for various load requirements within the specified range. Consider the thermal performance of the MSOP package under heavy load conditions. Verify that the external component selection aligns with the desired switching frequency and output ripple specifications defined in the official documentation.

Part Context

This part belongs to the LT3686 family of synchronous buck regulators designed for space-constrained applications. It shares architectural similarities with other high-voltage converters in the portfolio but offers specific current and voltage ratings tailored for mid-power industrial uses. The MSOP package provides a balance between thermal dissipation and board area efficiency compared to larger packages.