LT3958EUHE

Description：IC REG BOOST CUK ADJ 3.3A 36QFN
Series：-
Mfr：Analog Devices Inc.
Package：Tube

SKU:1f2c4440b873 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 3.3A 36QFN
Series：-
Mfr：Analog Devices Inc.
Package：Tube
Function：Step-Up, Step-Up/Step-Down
Output Configuration：Positive or Negative
Topology：Boost, Cuk, Flyback, SEPIC
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：5V
Voltage - Input (Max)：80V
Voltage - Output (Min/Fixed)：1.6V
Voltage - Output (Max)：84V (Switch)
Current - Output：3.3A (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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LT3958EUHE

Overview

The LT3958EUHE is a high-voltage switching regulator IC from Analog Devices, housed in a 36-WFQFN package with exposed pad. It supports boost, Cuk, flyback, and SEPIC topologies for single-output applications. The device handles input voltages from 5V to 80V and delivers up to 3.3A switch current. Output voltage is adjustable from 1.6V to 84V. Operating frequency ranges from 100kHz to 1MHz. It functions within a junction temperature range of -40°C to +125°C.

Feature Summary

Supports multiple converter topologies including boost, Cuk, flyback, and SEPIC configurations.
Capable of generating positive or negative output voltages.
Features adjustable switching frequency for optimized design flexibility.

Applications

Industrial power supply systems
Automotive electronics requiring high-voltage conversion
Telecommunications infrastructure equipment

Procurement Notes

Verify the specific suffix TRPBF indicates tape and reel packaging when ordering. Confirm RoHS compliance status through official documentation. Check current availability as supply may be limited. Ensure the 36-QFN package dimensions match your PCB footprint requirements before finalizing procurement.

Selection Notes

Select this component for designs requiring high input voltage tolerance up to 80V. Consider the 3.3A current capability for moderate power applications. Evaluate thermal performance due to the QFN package type. Verify that the required output voltage range falls between 1.6V and 84V. Ensure the application benefits from the flexible topology options provided by the controller.

Part Context

This part belongs to the LT3958 series of high-voltage DC/DC converters. It is designed for versatile power conversion needs in demanding environments. The series offers robust performance with wide input voltage ranges. It serves as a key solution for industrial and automotive power management challenges.