HST-2027DR PDF Datasheet – 10/100BASE-TX Transformer

This post describes for the transformer.

The part number is HST-2027DR.

The function of this device is 10/100BASE-TX transformer module.

The manufacturer of this part is GROUP-TEK (www.group-tek.com).

See the preview image and the PDF file for more information.

1 page
HST-2027DR datasheet pinout


This is 10/100 Base-TX Transformer Module for Auto MDI / MDIX Applications.



1. Designed to meet IEEE 802.3 requirements

2. Designed for multiport repeater & ethernet switching hub application

3. Environmental Designed to meet IR 250 degree C for 1minute

4. Primary inductance (LP):350uH,min.@100KHz 0.1Vrms 8mA


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HST-2027DR pdf schematic

HST-2027DR Datasheet

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