LT8609AIMSE#PBF

$7.88

Description：IC REG BUCK ADJ 3A 10MSOP
Series：-
Mfr：Analog Devices Inc.
Package：Tube

SKU:34cb6535e77c 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 3A 10MSOP
Series：-
Mfr：Analog Devices Inc.
Package：Tube
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：3V
Voltage - Input (Max)：42V
Voltage - Output (Min/Fixed)：0.782V
Voltage - Output (Max)：42V
Current - Output：3A
Frequency - Switching：200kHz ~ 2.2MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad
Supplier Device Package：10-MSOP-EP

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LT8609AIMSE#PBF

Overview

The LT8609AIMSE#PBF is a synchronous step-down switching regulator from Analog Devices, designed for high efficiency and low electromagnetic interference. It operates with an input voltage range of 3V to 42V and delivers up to 2A of output current. The device features a fixed 2MHz switching frequency and supports adjustable output voltages starting from 0.782V. It incorporates spread spectrum frequency modulation to reduce EMI peaks while maintaining high conversion efficiency. The component is housed in a compact 10-MSOP package with an exposed pad for thermal management.

Feature Summary

Integrated spread spectrum frequency modulation for reduced electromagnetic interference
High-efficiency synchronous buck topology with internal power switches
Low non-switching quiescent current for improved light-load performance
Compact surface-mount packaging optimized for thermal dissipation

Applications

Industrial distributed power systems
Automotive electronics requiring wide input voltage ranges
Point-of-load regulation for digital signal processors
Battery-powered equipment with strict size constraints

Procurement Notes

Verify the specific suffix #PBF indicates lead-free compliance when sourcing. Confirm the MSOP-EP package dimensions match your PCB footprint requirements. Check the manufacturer's latest datasheet for any updates regarding operating temperature ratings or recommended external component values. Ensure supply chain partners provide valid RoHS documentation upon request.

Selection Notes

Select this component for designs requiring a fixed 2MHz switching frequency to minimize passive component size. It is suitable for applications needing robust performance across a wide 3V to 42V input range. Consider the thermal characteristics of the 10-MSOP package for high-current scenarios. Evaluate the trade-off between EMI reduction via spread spectrum and potential efficiency impacts at specific load points.

Part Context

This part belongs to the LT8609 family of micro-power synchronous buck regulators. The AIMSE variant specifically denotes automotive-grade qualification and the MSOP package style. It shares core architecture with other LT8609 models but differs in package type and specific operational parameters defined by the suffix codes.