Document 561 SMT Gate Drive Transformer • Designed for transformer coupled MOSFET and IGBT gate drive circuits; operating frequency: 50 kHz to 2 MHz. • 2250 Vdc, one minute primary to secondary isolation • Requires only 56 mm2 of board space. • Specified by National Semiconductor on AN-1521 for their POE+PHYTEREV-I/-E evaluation boards. Core material Ferrite Terminations RoHS compliant tin-silver over tin over nickel over phos bronze Weight 700 mg 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 175/7″reel; 750/3″ reel Plastic tape: 24 mm wide, 0.4 mm thick, 12 mm pocket spacing, 7.0 mm pocket depth PCB washing Tested with pure water or alcohol only. For other solvents, see Doc787_PCB_Washing.pdf Primary Part Turns inductance2 number1 ratio min (µH) Leakage inductance3 max (µH) Primary DCR max (Ohms) Secondary Volt-time SRFCapacitance DCR max product4 min5 pri to sec (Ohms) (V-µsec) (MHz) max (pF) FA2659-AL_1 : 1 296.01.50.795 0.655 34.2 1.39 21.9 1. When ordering, please specify packaging code: FA2659-ALC Packaging:C =7″ machine-ready reel. EIA-481 embossed plastic tape (175 parts per full reel). B=Less than full reel. In tape, but not machine ready. To have a leader and trailer added ($25 charge), use code letter C instead. D =13″ machine-ready reel. EIA-481 embossed plastic tape. Factory order only, not stocked (750 parts per full reel). 2. Inductance measured at 100 kHz, 0.1 Vrms, 0 Adc 3. Leakage inductance measured at 100 kHz, 0.1 Vrms with secondary pins shorted. 4. Based on Bsat of the core at 25°C and number of turns of the primary. 5. SRF measured with coils connected in series using an Agilent/HP 4192 or equivalent. 6. Electrical specifications at 25°C. Refer to Doc 362 “Soldering Surface Mount Components” before soldering. 5 0.276 max 7,00 0.040 1,02 0.211 5,36 Sec 4 0.004 /0,10 0.285 max 7,25 0.309 max 7,85 0.016 0,40 4 5 1 8 1 Pri 8 Dot over pin 1 0.028 0,70 1 0.075 1,90 Dimensions are in 0.191 4,85 0.057 1,50 0.075 1,90 Recommended Land Pattern inches mm 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] Document 561 Revised 09/27/11 © 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.