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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 10/100/1000 Base-T
- Inductance：350µH
- ET (Volt-Time)：-
- Turns Ratio - Primary:Secondary：1CT:1CT Transmitter, 1CT:1CT Receiver
- Mounting Type：Surface Mount
- Size / Dimension：0.545" L x 0.480" W (13.84mm x 12.19mm)
- Height - Seated (Max)：0.250" (6.35mm)
- Operating Temperature：-40°C ~ 85°C
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Overview
The HX5181NLT is a LAN pulse transformer module manufactured by Pulse Electronics, designed for Gigabit Ethernet applications. It supports 10/100/1000 Base-T standards with a single channel configuration. The component features a 350 µH inductance and provides electrical isolation of 1.5 kV. It utilizes surface mount technology (SMD/SMT) for integration into printed circuit boards. The operational temperature range spans from -40°C to +85°C. Physical dimensions are specified as 0.545 inches in length, 0.48 inches in width, and 0.25 inches in height. The unit operates within a frequency range of 1 MHz to 125 MHz.
Feature Summary
- Supports 10/100/1000 Base-T network standards
- Provides galvanic isolation between transmitter and receiver circuits
- Designed for surface mount assembly processes
Applications
- Gigabit Ethernet physical layer interface modules
- Network interface card (NIC) designs
- Ethernet switch port implementations
Procurement Notes
Verify the specific datasheet version and manufacturer part number accuracy before procurement. Confirm that the required insulation voltage and inductance values align with the target design specifications. Ensure the surface mount footprint matches the PCB layout constraints. Check for compliance with relevant environmental regulations such as RoHS directives applicable to the region of deployment.
Selection Notes
Select this component when designing systems requiring integrated pulse transformers for Gigabit Ethernet connectivity. The single-channel architecture suits point-to-point link applications. Consider the thermal operating limits and physical size constraints during the mechanical design phase. Verify compatibility with the specific PHY chip requirements regarding impedance matching and signal integrity parameters.
Part Context
This component belongs to the LAN Transformers product category within Pulse Electronics' portfolio. It serves as a critical passive element in high-speed data communication interfaces. The module integrates magnetic components to facilitate signal coupling while maintaining necessary electrical isolation standards for network safety and performance.
Replacement Considerations
HX5181NL is a tube-packaged variant of the same functional device. HX5008NLT offers similar specifications but differs in packaging format and dimensional profile.
