10/100Base-TX Single Port Transformers Modules With Various Transmit Turns Ratios RoHS peak reflow temperature rating 245C Meets IEEE 802.3 specification Designed for use with transceivers for AMD & Micrel Electrical Specifications @ 25C - Operating Temperature 0C to 70C Turns Ratio (5%) Part Number 2 H1081NL 1c Insertion Loss (dB MAX) Return Loss (dB MIN) Crosstalk (dB MIN) Hipot (Vrms MIN) TX RX 100 kHz-100 MHz 30 MHz 60 MHz 80 MHz 30 MHz 60 MHz 100 MHz 1:1.141 1:1 -2.0 -18 -12 -11 -45 -38 -34 1500 1. MSL = Moisture Sensitivity Level: a = 1, b = 2, c = 3, d = 4, e = 5 2. When ordering Tape and Reel packaging, add the suffix "T" to the end of the parts number. For example, H1081NLT. Mechanical H1081NL H1081NL Dimensions: Inches mm Unless otherwise specified, all tolerances are .010 0,25 1 Networking.PulseElectronics.com Weight ...................... 1.6 grams Tube ..............................20/tube Tape and Reel ..............350/reel H314.L (02/19) 10/100Base-TX Single Port Transformer Modules With Various Transmit Turns Ratios Schematic H1081NL Tape & Reel Specifications For More Information: Americas - prodinfonetworkamericas@pulseelectronics.com | Europe - comms-Apps-Europe@pulseelectronics.com | Asia - prodinfonetworkapac@pulseelectronics.com Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product names mentioned herein may be trademarks or registered trademarks of their respective owners. (c) Copyright, 2019. Pulse Electronics, Inc. All rights reserved. 2 Networking.PulseElectronics.com H314.L (02/19)