LT3686AHMSE#TRPBF

$4.00

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

SKU:0f7e6e709fae 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 ~ 150°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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LT3686AHMSE#TRPBF

Overview

The LT3686AHMSE#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 continuous output current of 1.2A. The device operates with an input voltage range of 3.6V to 37V. It integrates a programmable switching frequency spanning from 300kHz to 2.5MHz. Quiescent current specifications include a typical value of 1.1mA during operation and 1.2mA in standby modes. The component is housed in a 12-MSOP package with an exposed pad, designed for surface-mount installation.

Feature Summary

Integrates a high-efficiency synchronous buck regulator topology with an internal power switch rated for 1.2A continuous load.
Features a wide input voltage capability supporting direct connection to standard bus voltages up to 37V.
Includes a programmable switching frequency control allowing optimization for efficiency or external component size.
Provides thermal performance enhancement through an exposed pad design on the MSOP package.

Applications

Industrial point-of-load regulation
Battery-powered equipment power management
Embedded system voltage conversion

Procurement Notes

Verify the specific suffix TRPBF indicates tape-and-reel packaging when sourcing components. Confirm that the AHMSE designation corresponds to the industrial temperature grade and MSOP package variant required for the target application. Cross-reference the manufacturer datasheet to ensure compatibility with existing bill of materials regarding pinout and thermal requirements.

Selection Notes

Select this component when a compact solution is needed for converting higher bus voltages down to lower regulated levels. The adjustable frequency feature allows designers to balance between passive component size and electromagnetic interference characteristics. Ensure the thermal design accounts for the power dissipation inherent in the MSOP package under maximum load conditions.

Part Context

This part belongs to the LT3686 family of synchronous step-down regulators. It shares architectural similarities with other models in the series but is distinguished by its specific package configuration and temperature rating. The family is designed to provide efficient power conversion in space-constrained environments.