LT1619ES8#PBF

$5.17

Description：IC REG CTRLR MULT TOPOLOGY 8SOIC
Series：-
Mfr：Analog Devices Inc.
Package：Tube

SKU:6350f0b62abd Category: DC DC Switching Controllers Brand: Analog Devices Inc.

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Product introduction

Product Detailed Parameters

Description：IC REG CTRLR MULT TOPOLOGY 8SOIC
Series：-
Mfr：Analog Devices Inc.
Package：Tube
Output Type：Transistor Driver
Function：Step-Up, Step-Up/Step-Down
Output Configuration：Positive, Isolation Capable
Topology：Boost, Cuk, Flyback, SEPIC
Number of Outputs：1
Output Phases：1
Voltage - Supply (Vcc/Vdd)：1.9V ~ 18V
Frequency - Switching：300kHz
Duty Cycle (Max)：92%
Synchronous Rectifier：No
Clock Sync：Yes
Serial Interfaces：-
Control Features：Enable
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：8-SOIC (0.154", 3.90mm Width)
Supplier Device Package：8-SO
Grade：-
Qualification：-

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LT1619ES8#PBF

Overview

The LT1619ES8#PBF is a fixed-frequency PWM controller designed for current mode DC/DC converters. It supports Boost, Cuk, Flyback, and SEPIC topologies with a single positive or isolated output. Operating from 1.9V to 18V, it features a 300kHz switching frequency and up to 92% duty cycle. The device includes clock synchronization and an enable control feature. Packaged in an 8-SOIC surface-mount case, it operates between -40°C and 85°C.

Feature Summary

Supports multiple converter topologies including Boost, Cuk, Flyback, and SEPIC
Enables clock synchronization for noise reduction and multi-phase applications
Includes enable control functionality for power management

Applications

Battery-powered equipment requiring efficient voltage conversion
Distributed DC/DC power supply architectures
Industrial systems utilizing isolated or non-isolated power stages

Procurement Notes

Verify the complete part number LT1619ES8#PBF against official Analog Devices documentation to ensure correct package type (SOIC-8) and temperature range (-40°C to 85°C). Confirm RoHS compliance status and check for specific manufacturing lot markings if traceability is required. Ensure the ordering suffix matches the desired tape and reel or tube configuration as specified in the datasheet.

Selection Notes

Select this component when a fixed-frequency current mode controller is needed for versatile topology implementation. It is suitable for designs requiring input voltages up to 18V and operating frequencies around 300kHz. Consider the 8-SOIC package constraints and thermal performance for your specific PCB layout requirements.

Part Context

This component belongs to the LT1619 family of switching regulators manufactured by Analog Devices Inc. It is specifically engineered as a versatile PWM controller capable of driving various external power switches. The ES8 designation indicates the commercial temperature grade and SOIC-8 package variant within the broader product line.