D1809N44T Infineon - RECTIFIER DIODE

D1809N44T Description

The Infineon Technologies D1809N44T is a rectifier diode, rated for 4400 V and 1800 A. It is used in input rectifiers, freewheeling and clamping circuits, battery chargers and welding power sources. Production of many older modules has ended, but we keep sourcing them for repair and maintenance customers.

USComponent (Young & New Century LLC) supplies power modules, thyristors, diodes and other industrial components, including legacy parts. Contact us for a quote on the D1809N44T, and please confirm ratings against the datasheet before ordering.

Summary of Features

Target Applications

Infineon D1809N44T is used for AC/DC power conversion and control: controlled and uncontrolled rectifiers, DC motor drives, soft starters, battery chargers, welding equipment, heater and temperature control, and AC power controllers.

Key Specifications

D1809N44T is a 4,400 V, 1809 A rectifier diode (disc). Source: manufacturer datasheet.

Parameter	Value
Product type	Rectifier diode (disc)
Repetitive peak reverse voltage (VRRM)	4,400 V
Rated forward / output current	1809 A
Datasheet	Available on this page (PDF)

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