HA3950-AL Coilcraft

Document 746-1 Magnetics for 300 W Power Supply with PFC Specified by Texas Instruments in Reference Design SLUU341 for 300 Watt Isolated PFC Power Supply HA3950-AL, Flyback transformer (T201) for 5 W bias supply operates with an input voltage range of 100 450 V. HA3858-AL, Gate drive transformer (T301) Core material Ferrite Terminations RoHS compliant tin-silver over tin over copper. Other terminations available at additional cost. Weight HA3950-AL: 13.5 g HA3858-AL: 4.1 g Ambient temperature 40C to +85C Storage temperature Component: 40C to +85C. Tray packaging: 40C to +80C Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30C / 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 100 per tray PCB washing Tested with pure water or alcohol only. For other solvents, see Doc787 PCB Washing.pdf. HA3950-AL Flyback Transformer Inductance Inductance Leakage 1 2 2 Part at 0 A at Ipk DCR max inductance Turns ratio Ipk 3 4 number 10% (mH) (mH) (Ohms) max (H) Pri:Sec:P1 (A) Output HA3950-AL 2.3 1.61 0.860 (pri) 16.5 1 : 0.16 : 0.11 0.3 15 V, 0.33 A 0.109 (sec) 0.080 (P1) Dot indicates pin 1 1. Inductance measured at 100 kHz, 0.1 Vrms, 0 Adc using an Agilent/ HP 4263B impedance analyzer or equivalent. 2. Peak primary current drawn at minimum input voltage. 3. Leakage inductance is for the primary and is measured with the second- 0.680 ary shorted. max 17,30 4. Output of the P1 winding is 10 V, 20 mA. 5. Isolation: 3000 Vrms, one minute primary to secondary 500 Vrms, one minute windings to core 0.110 6. Electrical specifications at 25C. min 2,79 0.197 0.590 5,0 0.025 15,0 0,64 0.830 21,1 0.590 1 8 15,0 1 8 45 0.197 Pri Sec 5,0 2 5 0.830 max 21,1 3 4 5 P1 1 8 0.048 1,2 Recommended 4 inches PC Board Layout Dimensions are in mm Document 746-1 Revised 07/23/09 US +1-847-639-6400 sales coilcraft.com UK +44-1236-730595 sales coilcraft-europe.com Coilcraft Inc. 2016 This product may not be used in medical or high Taiwan +886-2-2264 3646 sales coilcraft.com.tw risk applications without prior Coilcraft approval. China +86-21-6218 8074 sales coilcraft.com.cn Specification subject to change without notice. Singapore + 65-6484 8412 sales coilcraft.com.sg Please check web site for latest information.Document 746-2 Magnetics for 300 W PFC Power Supply HA3858-AL Gate Drive Transformer Primary Leakage Volt-time SRF 1 2 3 Part Turns inductance inductance DCR max product typ Capacitance number ratio 25% (H) max (H) (Ohms) (V-sec) (MHz) max (pF) HA3858-AL 1 : 1 : 1 460 1.87 (1 2) 0.380 (Pri A ) 150 1.15 8.48 (pri) 2.06 (3 4) 0.472 ((Pri B ) 28.66 (sec) 0.424 (sec) 1. Inductance is for each winding, measured at 200 kHz, 0.4 Vrms, 0 Adc. 2. Leakage inductance is for each primary, measured at 200 kHz, 0.4 Vrms with secondary pins shorted. 3. SRF measured with coils connected in series using an Agilent/HP 4192 or equivalent. 4. Operating temperature range 40C to +85C. 5. Isolation: 3000 Vrms, one minute primary to secondary 500 Vrms, one minute windings to core 6. Electrical specifications at 25C. Dot indicates pin 1 1 8 Pri A Sec 0.350 max 8,89 2 7 3 0.148 0.541 0.024 0.125 Pri B 3,75 min 13,75 0,6 3,18 4 0.675 0.148 max 17,15 0.541 3,75 13,75 1 8 4 5 0.650 max 16,51 4 5 8 1 0.030 0,762 Recommended PC Board Layout inches Dimensions are in mm Document 746-2 Revised 07/23/09 US +1-847-639-6400 sales coilcraft.com UK +44-1236-730595 sales coilcraft-europe.com Coilcraft Inc. 2016 This product may not be used in medical or high Taiwan +886-2-2264 3646 sales coilcraft.com.tw risk applications without prior Coilcraft approval. China +86-21-6218 8074 sales coilcraft.com.cn Specification subject to change without notice. Singapore + 65-6484 8412 sales coilcraft.com.sg Please check web site for latest information.