Flyback Transformers
Document 439
Flyback Transformers ForTexas Instruments TPS23750 PoE Powered Device Controller
• Isolated synchronous f...
Description
Document 439
Flyback Transformers ForTexas Instruments TPS23750 PoE Powered Device Controller
Isolated synchronous flyback transformers developed forTexas Instruments PMP929 reference design.
Operates up to 500 kHz with 18 – 72 V input 1500 Vrms, one minute isolation primary and bias to secondary
Core material Ferrite Terminations RoHS tin-silver (96.5/3.5) over tin over nickel over phos bronze. Other terminations available at additional cost. Weight 5.0 – 5.3 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 2...
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