SMT Planar Transformer
Description
Document 1257-1
SMT Planar Transformer ForTIUCC289712V/150W Active Clamp Forward
• Developed for Texas Instruments UCC2897 Active Clamp Forward (PMP9720 reference design)
• Designed for 48 – 60 Vdc input; 12 V, 13 A • High efficiency; excellent DCR; very low leakage inductance;
1500 Vrms, one minute primary to secondary isolation.
• Provides 0.
009″ (0.
229 mm) clearance above the seating plane
Core material Ferrite Terminations Matte tin over nickel over brass.
Weight 12.
7 g Ambient temperature –40°C to +125°C Maximum part temperature +165°C (ambient + temp rise) Storage temperature Component: –40°C to +125°C.
Tray 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,...
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