LT3959EUHE

Description：IC REG BOOST CUK ADJ 6A 36QFN
Series：-
Mfr：Analog Devices Inc.
Package：Tube

SKU:1aadeb3f92f5 Category: Voltage Regulators - DC DC Switching Regulators Brand: Analog Devices Inc.

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Product introduction

Product Detailed Parameters

Description：IC REG BOOST CUK ADJ 6A 36QFN
Series：-
Mfr：Analog Devices Inc.
Package：Tube
Function：Step-Up, Step-Up/Step-Down
Output Configuration：Positive or Negative
Topology：Boost, Cuk, SEPIC
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：1.6V
Voltage - Input (Max)：40V
Voltage - Output (Min/Fixed)：0.8V
Voltage - Output (Max)：40V (Switch)
Current - Output：6A (Switch)
Frequency - Switching：100kHz ~ 1MHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：36-WFQFN, 28 Leads, Exposed Pad
Supplier Device Package：36-QFN (5x6)
Grade：-
Qualification：-

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LT3959EUHE

Overview

The LT3959EUHE#PBF is a DC-DC switching regulator IC manufactured by Analog Devices Inc., housed in a 36-WFQFN package with 28 leads and an exposed pad. It functions as a boost, Cuk, SEPIC, or inverting converter with adjustable output voltage ranging from 0.8V to 40V. The device supports a wide input voltage range of 1.6V to 40V and delivers a switch current of 6A. Operating frequencies are programmable between 100kHz and 1MHz. It provides a single positive or negative output and operates within a junction temperature range of -40°C to 125°C.

Feature Summary

Supports multiple topologies including boost, Cuk, SEPIC, and inverting configurations for flexible power conversion.
Features a wide input voltage range accommodating various source conditions.
Allows programmable switching frequency to optimize efficiency and component size.
Provides adjustable output voltage control for precise regulation.

Applications

Industrial power supply systems requiring versatile topology options
Automotive electronics operating under varying input voltage conditions
Battery-powered equipment utilizing boost or inverting architectures

Procurement Notes

Verify the complete part number including suffixes such as #PBF for lead-free compliance and EUHE for package type. Confirm that the specific revision matches design requirements. Check official manufacturer documentation for updated material declarations and environmental compliance status before finalizing procurement specifications.

Selection Notes

Select this component when application requires support for multiple converter topologies within a single integrated circuit. Consider the 6A switch current capability and wide input voltage range for robust performance. Ensure thermal management strategies align with the 36-QFN package characteristics and operating temperature limits specified in the datasheet.

Part Context

This part belongs to the LT3959 family of wide input voltage range converters designed by Analog Devices Inc. The series offers flexibility through configurable topologies, distinguishing it from fixed-function regulators. It serves as a core power management solution for designs needing adaptable DC-DC conversion capabilities across diverse industrial and automotive environments.