Document 512 SMT Gate Drive Transformers • Designed for high switching speed, transformer coupled MOSFET and IGBT gate drive circuits. • Operating frequency: 50 kHz – 2 MHz • Primary to secondary isolation: 1500 Vdc. For DA2317-AL and DA2320-AL, isolation between secondaries is 500 Vdc. Core material Ferrite Terminations RoHS compliant tin-silver over tin over nickel over phos bronze. Other terminations available at additional cost. Weight 535 – 580 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 250/7″ reel; 1000/13″ reel Plastic tape: 16 mm wide, 0.5 mm thick, 20 mm pocket spacing, 5.54 mm pocket depth PCB washing Tested with pure water or alcohol only. For other solvents, see Doc787_PCB_Washing.pdf Turns Primary Leakage Part ratio inductance2 inductance3 number1pri : sec min (µH) max (µH) 1.5 DA2319-AL_1 : 1 296.0 DA2318-AL_1.5 : 1 680.0 4.0 DA2320-AL_1 : 1 : 1 264.0 0.30 DA2317-AL_2 : 1 : 1 330.0 0.60 Primary Secondary Volt-time SRFCapacitance min4 DCR max DCR max product pri to sec (Ohms) (Ohms) (V-µsec) (MHz) max (pF) 0.795 0.655 25.8 1.7514.0 1.65 0.860 40.8 1.2514.0 1.50 1.50 (2-5; 3-4) 24.5 2.50 95.0 1.40 0.650 (2-5); 0.790 (3-4) 24.5 2.00 18.0 Dot indicates pin 1 1. When ordering, please specify termination and packaging codes: DA2318-AL, DA2319-AL 4 1 Pri 6 DA2317-AL, DA2320-AL 2 Sec 3 DA23xx -AL X DA2320-ALC Termination:L=RoHS compliant tin-silver over tin over nickel over phos bronze Special order, added cost: S = non-RoHS tin-lead (63/37) Packaging:C =7″ machine-ready reel. EIA-481 embossed plastic tape (250 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 (1000 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. SRF measured with coils connected in series using an Agilent/HP 4192 or equivalent. 5. Operating temperature range −40°C to +125°C. 6. Electrical specifications at 25°C. Refer to Doc 362 “Soldering Surface Mount Components” before soldering. Internal code 0.213 max 5,40 0.022 0,55 0.323max 8,20 0.024 0,60 0.197 5,00 3 4 2 5 1 6 1 Pri 5 Sec 3 6 Dimensions are in 0.073 1,85 0.004 /0,10 0.260 max 6,60 0.063 1,60 0.073 1,85 0.035 0,90 0.228 5,80 1 6 2 5 3 4 Recommended Land Pattern inches mm 4 Document 512 Revised 06/03/15