Document 656 Flyback Transformer For ON Semiconductor NCP1606 PFC Controller • Designed for 90 Watt applications • Operates in discontinuous conduction mode with an input of 85 – 265 Vac, 1.28 Arms maximum • 3000 Vrms isolation from primary and auxiliary to secondary Core material Ferrite Terminations RoHS compliant tin-silver over tin over copper. Other terminations available at additional cost. Weight 68 g Ambient temperature –40°C to +125°C Storage temperature Component: –40°C to +125°C. Tray packaging: –40°C to +80°C 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 30 parts per tray PCB washing Tested with pure water or alcohol only. For other solvents, see Doc787_PCB_Washing.pdf Part number InductanceInductance Leakage DCR max (Ohms)3inductance Turns ratio4 at 0 A1 at Ipk2 ±10% (µH) (µH) pri aux sec EER35L max (µH) pri : aux pri : sec Core GA3366-BL 300 270 0.2100.073 0.0053 7.45 1. Inductance measured at 100 kHz, 1.1 Vrms, 0 Adc using an Agilent/ HP 4263B impedance analyzer or equivalent. 2. Peak primary current drawn at minimum input voltage. 3. DCR for the secondary is with the windings connected in parallel. 4. Turns ratio is with the secondary windings connected in parallel. 5. Output of the auxiliary winding is 16 V, 20 mA. 6. Electrical specifications at 25°C. Refer to Doc 362 “Soldering Surface Mount Components” before soldering. 1 Pri 3 7 Aux 15 14 13 8 Secondary windings to be connected in parallel on the PC board 1 : 0.147 (A) Output5 3.1 19.5 V, 4.62 A Dot indicates pin 1 1.15 max 29,2 0.039 1,0 0.157 min 4,0 1.71 max 43,5 Sec 12 11 10 1 : 0.118 Ipk2 8 1.378 35,0 9 0.197 5,0 1.59 max 40,5 1 Dimensions are in 16 Recommended PC Board Layout 0.055 1,4 inches mm Document 656 Revised 02/25/13 US +1-847-639-6400 [email protected] UK +44-1236-730595 [email protected] Taiwan +886-2-2264 3646 [email protected] China +86-21-6218 8074 [email protected] Singapore + 65-6484 8412 [email protected] © Coilcraft Inc. 2013 This product may not be used in medical or high risk applications without prior Coilcraft approval. Specification subject to change without notice. Please check web site for latest information.