LTC3873EDDB-5#TRMPBF

$1.70

Description：IC REG CTRLR MULT TOPOLOGY 8DFN
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR)

SKU:db17f283aac9 Category: DC DC Switching Controllers Brand: Analog Devices Inc.

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Product introduction

LTC3873EDDB-5#TRMPBF is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Analog Devices Inc.. Its product description is IC REG CTRLR MULT TOPOLOGY 8DFN. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for LTC3873EDDB-5#TRMPBF

Description：IC REG CTRLR MULT TOPOLOGY 8DFN
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR)
Output Type：Transistor Driver
Function：Step-Up, Step-Up/Step-Down
Output Configuration：Positive, Isolation Capable
Topology：Boost, Flyback, SEPIC
Number of Outputs：1
Output Phases：1
Voltage - Supply (Vcc/Vdd)：4.1V ~ 60V
Frequency - Switching：-
Duty Cycle (Max)：78%
Synchronous Rectifier：No
Clock Sync：No
Serial Interfaces：-
Control Features：Current Limit, Enable, Soft Start
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：8-WFDFN Exposed Pad
Supplier Device Package：8-DFN (3x2)
Grade：-
Qualification：-

DC DC Switching Controllers datasheet and documents for LTC3873EDDB-5#TRMPBF

LTC3873EDDB-5#TRMPBF

DC DC Switching Controllers Overview

The LTC3873EDDB-5#TRMPBF is a constant frequency current mode DC/DC controller designed for high input and output voltage applications. It supports boost, flyback, SEPIC, and negative-to-negative (negative buck) topologies. The device drives external N-channel MOSFETs and operates with an input supply voltage range of -10V to -15V, delivering a regulated output of -5V at up to 3A. Key control features include cycle-by-cycle current limiting, enable functionality, and integrated soft start.

DC DC Switching Controllers Feature Summary

Supports multiple converter topologies including boost, flyback, SEPIC, and negative buck configurations
Designed to drive external N-channel MOSFETs for high voltage conversion applications
Integrates cycle-by-cycle current limiting, enable pin, and soft start circuitry

DC DC Switching Controllers Applications

Negative-to-negative (negative buck) converters
High input and output voltage boost converters
Flyback power supplies
SEPIC converter designs

DC DC Switching Controllers Procurement Notes

Verify component authenticity through authorized Analog Devices channels or certified distributors. Confirm the specific suffix matches the required package and temperature grade. Request official datasheets and RoHS compliance documentation prior to integration. Ensure storage conditions adhere to moisture sensitivity level specifications to maintain reliability.

DC DC Switching Controllers Selection Notes

Select this controller when designing systems requiring flexible topology support such as boost, flyback, or SEPIC. It is suitable for applications needing precise current mode control with external N-channel MOSFETs. Consider the -10V to -15V input range and -5V output capability for negative rail generation or specialized industrial power architectures.

DC DC Switching Controllers Part Context

This component belongs to the LTC3873 family of DC/DC controllers from Analog Devices. These devices are engineered for robust performance in demanding power conversion environments. The EDDB variant specifically denotes the 8-pin DFN EP package configuration, providing thermal efficiency and compact footprint for modern electronic assemblies.