LT3581EMSE#PBF

$7.45

Description：IC REG BST CHARG PUMP ADJ 16MSOP
Series：-
Mfr：Analog Devices Inc.
Package：Tube

SKU:a02be5229cfe Category: Voltage Regulators - DC DC Switching Regulators Brand: Analog Devices Inc.

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Product introduction

Product Detailed Parameters

Description：IC REG BST CHARG PUMP ADJ 16MSOP
Series：-
Mfr：Analog Devices Inc.
Package：Tube
Function：Step-Up, Step-Up/Step-Down
Output Configuration：Positive or Negative
Topology：Boost, Charge Pump, Cuk, Flyback, SEPIC
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：2.5V
Voltage - Input (Max)：22V
Voltage - Output (Min/Fixed)：1.215V
Voltage - Output (Max)：42V (Switch)
Current - Output：3.3A (Switch)
Frequency - Switching：200kHz ~ 2.5MHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：16-TFSOP (0.118", 3.00mm Width) Exposed Pad
Supplier Device Package：16-MSOP-EP
Grade：-
Qualification：-

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LT3581EMSE#PBF

Overview

The LT3581EMSE#PBF is a monolithic high voltage isolated flyback converter manufactured by Analog Devices Inc. It integrates a 60V N-channel power switch and operates from input voltages ranging from 2.7V to 42V. The device supports multiple output configurations including positive, negative, and isolated outputs. It features a fixed 1MHz switching frequency and includes programmable soft-start, current limit, and thermal shutdown protection. The component is housed in a thermally enhanced 16-lead MSOP package.

Feature Summary

Integrates a 60V N-channel power switch for compact design
Supports flexible output topologies including isolated, positive, and negative rails
Includes built-in protection mechanisms such as thermal shutdown and cycle-by-cycle current limiting

Applications

Industrial control systems requiring isolated power supplies
Automotive electronics with wide input voltage ranges
Telecommunications equipment needing reliable DC-DC conversion

Procurement Notes

Verify the exact part number suffix against official Analog Devices documentation to ensure correct packaging and temperature grade. Confirm RoHS compliance status through the manufacturer's datasheet or certification documents before procurement. Ensure compatibility with your PCB footprint and thermal management requirements.

Selection Notes

Select this component when an integrated solution for high-voltage isolated conversion is required. Consider the 1MHz switching frequency for size optimization of external magnetics. Evaluate the input voltage range against your system's supply variations. Check the thermal performance in your specific enclosure environment due to the integrated power switch.

Part Context

This part belongs to the LT3581 family of high voltage flyback converters. It is designed to simplify the design of isolated power supplies by integrating the power switch and controller. The family offers various packages and temperature grades to suit different industrial and automotive applications.