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Product Detailed Parameters
- Description：PULSE XFMR 1CT:1CT TX 1CT:1CT RX
- 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：0.690" L x 0.600" W (17.53mm x 15.24mm)
- Height - Seated (Max)：0.225" (5.72mm)
- Operating Temperature：-40°C ~ 105°C
- Grade：-
- Qualification：-
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Overview
The HM5004EFNLT is a single-channel LAN transformer module designed for 1000Base-T applications. It features an inductance of 350 uH and a maximum DC resistance of 650 mOhms. The component supports a frequency range from 1 MHz to 125 MHz with an insulation voltage of 1.5 kV. Operating temperatures span from -40°C to +105°C. Physical dimensions are approximately 17.52 mm in length, 16.00 mm in width, and 5.72 mm in height. It utilizes SMD/SMT termination and holds AEC-Q200 qualification.
Feature Summary
- Provides signal isolation and impedance matching for Gigabit Ethernet ports
- Supports high-temperature operation up to 105°C
- Meets automotive reliability standards through AEC-Q200 qualification
Applications
- 1000Base-T network interface cards
- Automotive infotainment systems requiring robust connectivity
- Industrial Ethernet gateways
Procurement Notes
Verify the specific suffix against official Pulse Electronics documentation to confirm package type and reel specifications. Ensure compatibility with existing PCB footprints and thermal management requirements. Confirm that the AEC-Q200 qualification meets project-specific automotive standards. Cross-reference part numbers carefully as minor suffix variations may indicate different packaging or testing criteria.
Selection Notes
Select this component when designing for 1000Base-T interfaces requiring automotive-grade reliability. The wide operating temperature range suits harsh environments. Verify that the unshielded design aligns with EMC requirements. Consider the physical footprint constraints during layout. Ensure the insulation voltage meets system safety isolation needs.
Part Context
This part belongs to the HM series of LAN transformers from Pulse Electronics. It is functionally related to the HM5004ENL but differs in packaging configuration. The series targets high-volume networking applications where consistent performance and durability are critical. It serves as a core passive component in Ethernet PHY circuits.
Replacement Considerations
HM5004ENL is listed as an alias. Verify if the ENL variant offers identical electrical characteristics and packaging suitability for the intended application before substitution.
