H2019NL

$5.75

Description：MODULE XFRMR VOIP SGL LAN 16SOIC
Series：-
Mfr：Pulse Electronics
Package：Tube

SKU:b5f52253a348 Category: Pulse Transformers Brand: Pulse Electronics

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Product introduction

Product Detailed Parameters

Description：MODULE XFRMR VOIP SGL LAN 16SOIC
Series：-
Mfr：Pulse Electronics
Package：Tube
Transformer Type：Isolation and Data Interface (Encapsulated)
Inductance：-
ET (Volt-Time)：-
Turns Ratio - Primary:Secondary：1CT:1CT
Mounting Type：Surface Mount
Size / Dimension：0.500" L x 0.280" W (12.70mm x 7.11mm)
Height - Seated (Max)：0.240" (6.10mm)
Operating Temperature：0°C ~ 70°C
Grade：-
Qualification：-

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H2019NL

Overview

The H2019NL is a surface-mount Pulse transformer manufactured by Pulse Electronics, designed for 100Base-TX Ethernet applications. It supports Power over Ethernet (PoE) functionality within a single-port configuration. The component features a 350uH inductance and a DC resistance of 0.65 Ohms. It operates as an encapsulated isolation and data interface transformer with a 1CT:1CT turns ratio. The device is optimized for high-frequency signal transmission ranging from 1 MHz to 100 MHz.

Feature Summary

Supports 100Base-TX Ethernet standards with integrated PoE capability
Surface mount design for automated assembly processes
Encapsulated construction for environmental protection

Applications

100Base-TX network interface cards
Ethernet switch ports requiring PoE
Industrial communication modules

Procurement Notes

Verify the specific datasheet version and manufacturer documentation to confirm electrical parameters such as inductance and resistance values. Ensure the surface mount package type matches the PCB footprint requirements. Cross-reference the part number with official distributor catalogs to validate authenticity and current production status before finalizing procurement decisions.

Selection Notes

Select this component for designs requiring isolated 100Base-TX connectivity with PoE support. Consider the surface mount form factor for space-constrained layouts. Verify compatibility with the target frequency range of 1 MHz to 100 MHz. Confirm that the encapsulation style meets the environmental durability needs of the intended application environment.

Part Context

This component belongs to the Pulse Electronics audio and signal transformer family, specifically tailored for LAN standard Ethernet applications. It serves as a critical interface element for data isolation and impedance matching in high-speed digital communication circuits. The product line emphasizes reliability and performance in network infrastructure equipment.