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Product Detailed Parameters
- Description：PULSE XFMR 1 CT:1CT TX/RX 350UH
- Series：-
- Mfr：Pulse Electronics
- Package：Tape & Reel (TR),Cut Tape (CT)
- Transformer Type：LAN 10/100 Base-T
- Inductance：350µH
- ET (Volt-Time)：-
- Turns Ratio - Primary:Secondary：1CT:1CT Transmitter, 1CT:1CT Receiver
- Mounting Type：Surface Mount
- Size / Dimension：0.500" L x 0.358" W (12.70mm x 9.09mm)
- Height - Seated (Max)：0.236" (5.99mm)
- Operating Temperature：-40°C ~ 85°C
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Overview
The HX2019FNLT is a surface-mount LAN transformer module from Pulse Electronics, designed for 10/100 Base-T Ethernet applications. It features dual channels with a 1CT:1CT turns ratio for both transmitter and receiver paths. The component operates within a frequency range of 1 MHz to 125 MHz and provides an inductance of 350 µH. It supports a maximum isolation voltage of 1.5 kV and functions reliably between -40°C and +85°C. The unit measures 12.70 mm x 9.09 mm x 5.99 mm.
Feature Summary
- Surface-mount LAN transformer module optimized for 10/100 Base-T Ethernet connectivity
- Dual-channel design with 1CT:1CT turns ratio for independent transmitter and receiver circuits
- High insulation capability with 1.5 kV isolation voltage rating
- Operates across extended industrial temperature ranges from -40°C to +85°C
Applications
- 10/100 Base-T Ethernet network interfaces
- LAN port signal conditioning
- Industrial communication equipment
- Embedded networking modules
Procurement Notes
Verify the specific ordering suffix against official documentation to ensure correct packaging configuration. Confirm RoHS compliance status and moisture sensitivity level requirements prior to integration. Cross-reference manufacturer part numbers with distributor listings to validate authenticity and current production status.
Selection Notes
Select this component for designs requiring compact surface-mount solutions for 10/100 Mbps Ethernet ports. Ensure the PCB footprint matches the specified 12.70 mm x 9.09 mm dimensions. Verify that the 350 µH inductance aligns with the target impedance matching requirements for the specific PHY transceiver being utilized.
Part Context
This device belongs to the HX series of audio and signal transformers manufactured by Pulse Electronics. It falls under the LAN Transformers subcategory, serving as a critical passive component for signal integrity in wired network connections. The module integrates magnetic components into a single surface-mount package.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided source material.
