Forward-Mode Transformers
Document 574 -1
Forward-Mode Transformers For30Watt Telecommunications
• Designed to meet 30 W PoE IEEE 802.3at-2009 s...
Description
Document 574 -1
Forward-Mode Transformers For30Watt Telecommunications
Designed to meet 30 W PoE IEEE 802.3at-2009 standard. Operates at 250 kHz with 36 – 72 Volts input. 1500 Vrms, one minute isolation, primary and bias to secondary Bias winding output: 12 V; sync winding output: 5 V
Core material Ferrite Terminations RoHS tin-silver over tin over nickel over phos bronze. Other terminations available at additional cost. Weight 10.1 – 10.7 g Ambient temperature –40°C to +125°C Storage temperature Component: –40°C to +125°C. Tape and reel packaging: –40°C to +80°C Resistance to soldering heat Max three 40 second reflows at +260°C, parts cooled to room temperature between cycles Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30°C / 85% relative humidity) Failures in Time (FIT) / Mean Time Between Failures (MTBF) 38 per billion hours / 26,315,789 hours, calculated per Telcordia SR-332 Packaging 175 per 13...
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