Coilcraft, Inc. Datasheets for Signal Transformers

Signal transformers transfer information from one circuit to another by electromagnetic induction. They are used to increase or decrease the voltage from one side of a power transformer to the other.
Signal Transformers: Learn more

Product Name Notes
Developed to meet the IEEE 802.3at-2009 and IEEE 802.3.bt Type 3 standard for PoE+ and PoE++ applications Designed for 2P cabling plants at 30 / 60 Watts. For 4P cabling...
Developed to meet the IEEE 802.3at-2009 and IEEE 802.3.bt Type 4 standard for PoE+ and PoE++ applications Designed for 4P cabling plants at 60 / 120 Watts. For 2P cabling...
Exceeds the return loss requirements of Gbit Ethernet Designed to meet upcoming IEEE802.3bt high power PoE standard Designed for 150 W 4-pair signal path with 1.5 A on each center...
For flyback regulator applications using LM258X SIMPLE SWITCHER® Recommended and approved by National Semiconductor Custom versions available
For use at frequencies up to 1000 kHz Incorporates current and sense windings in one small, encapsulated package Designed to meet UL/CSA/IEC 60950 Reinforced Insulation; 3 mm creepage/clearance Samples of...
System comprises an isolation transformer and a common mode choke DETAILS Meets all current requirements of Gigabit Ethernet PoE Plus Isolation Transformer OCL >350 µH with a 35 mA dc...