LT3844EFE#TRPBF

$8.59

Description：IC REG CTRLR MULT TOP 16TSSOP
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:484b9b7788bd Category: DC DC Switching Controllers Brand: Analog Devices Inc.

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Product introduction

Product Detailed Parameters

Description：IC REG CTRLR MULT TOP 16TSSOP
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR),Cut Tape (CT)
Output Type：Transistor Driver
Function：Step-Up, Step-Down, Step-Up/Step-Down
Output Configuration：Positive or Negative
Topology：Buck, Boost, SEPIC
Number of Outputs：1
Output Phases：1
Voltage - Supply (Vcc/Vdd)：4V ~ 60V
Frequency - Switching：300kHz
Duty Cycle (Max)：-
Synchronous Rectifier：No
Clock Sync：Yes
Serial Interfaces：-
Control Features：Enable, Frequency Control, Soft Start
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：16-TSSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package：16-TSSOP-EP
Grade：-
Qualification：-

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LT3844EFE#TRPBF

Overview

The LT3844EFE#TRPBF is a high-voltage, current mode switching regulator controller manufactured by Analog Devices Inc. It supports Boost, Buck, Inverting, and SEPIC topologies with an input voltage range of 4 V to 60 V. The device delivers up to 5 A output current and features a programmable switching frequency from 100 kHz to 500 kHz. It operates within a temperature range of -40°C to +125°C, consumes 120 µA in operating supply current, and includes clock synchronization capabilities.

Feature Summary

Supports multiple converter topologies including Boost, Buck, Inverting, and SEPIC configurations.
Features programmable operating frequency for flexible design optimization.
Includes clock synchronization functionality for multi-phase or parallel system applications.

Applications

Industrial power supplies
Telecommunications equipment
Automotive electronics

Procurement Notes

Verify the specific suffix #TRPBF indicates tape-and-reel packaging when sourcing components. Confirm that the manufacturer is Analog Devices Inc., formerly Linear Technology, to ensure authenticity. Check RoHS compliance status as indicated in official distributor specifications. Ensure the component matches the TSSOP-EP-28 package requirements for your PCB layout.

Selection Notes

Select this controller for designs requiring wide input voltage ranges up to 60 V. Consider the current mode control architecture for fast transient response. Evaluate the need for external MOSFETs to handle the specified output currents. Verify thermal management requirements for the TSSOP-EP-28 package under maximum load conditions.

Part Context

This component belongs to the LT3844 series of high-voltage switching regulator controllers. It is designed for applications demanding robust performance across varying input voltages. The device integrates essential control logic while relying on external power switches for energy conversion.