Document 789-1 For Texas Instruments UCD3K Flyback Transformer Digital Power Controller Specified by Texas Instruments for use in the Bias Power Supply for their UCD3K Digital Power Controller Universal input 5 Watt output 3000 Vrms, one minute isolation Pri and P1 to S1 and Sense 1500 Vrms, one minute isolation windings to core Designed to meet UL/CSA/IEC 60950 Reinforced Insulation Class 3.0 mm creepage and clearance. Core material Ferrite Terminations RoHS compliant tin-silver over tin over copper. Other terminations available at additional cost. Weight 13.4 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) Packaging 100 per tray PCB washing Tested with pure water or alcohol only. For other solvents, see Doc787 PCB Washing.pdf. Inductance Inductance Leakage 1 2 2 Part at 0 A at Ipk DCR max inductance Turns ratio Ipk 3 number 10% (mH) (mH) (Ohms) max (H) Pri : S1 : P1 : Sense (A) Output GA3544-BL 2.3 1.61 0.860 (Pri) 17.6 1 : 0.158 : 0.158 : 0.079 0.3 12 V, 0.2 A (S1) 0.131 (P1) 12 V, 0.2 A (P1) 0.109 (S1) 0.155 (Sense) 1. Inductance measured at 100 kHz, 0.1 Vrms, 0 Adc using an Agilent/ Dot indicates pin 1 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 sec- ondary shorted. 0.680 max 4. Electrical specifications at 25C. 17,30 0.110 min 2,79 0.197 0.590 5,0 0.025 15,0 7 3 0,64 Vaux Vin primary monitor 0.830 (P1) (Sense) 21,1 0.590 6 4 15,0 1 8 1 45 8 0.197 Vaux 5,0 secondary Pri 0.830 (S1) max 21,1 5 2 4 5 1 8 0.048 1,2 Recommended PC Board Layout inches Dimensions are in mm Document 789-1 Revised 11/19/15 US +1-847-639-6400 sales coilcraft.com UK +44-1236-730595 sales coilcraft-europe.com Coilcraft Inc. 2021 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.X-ON Electronics Largest Supplier of Electrical and Electronic Components Click to view similar products for Audio Transformers / Signal Transformers category: Click to view products by Coilcraft manufacturer: Other Similar products are found below : CX2041NLT MGPWT-00449-P PE-64961 H1302FNLT H5008FNL H5012FNL H5020FNLT H5077NLT H5079NLT H5084FNLT B78476A9558A003 1812WBT2-4 1879479-1 HX2260FNL HX5014FNL EX2024FNL FL1066 T1137NLT T3012NL PE-65812FNL PE- 65848FNLT H1174FNL H1302FNL H5015FNL H5019EFNL H5062FNLT CX2047LNL MGPWT-00059-P MGPWT-00266-P MGPWT- 00278-P MGPWT-00431-P TTC-100 TTC-143-H TTC-5032-1 BX1194WNLT HX1234NLT HX5008FNLT HX5019FNL HX5084NL 3- 1879385-5 TX1263NLT 4-1879391-0 T1142NL HX6101FNL HX5084FNL HX1148NL HX5020FNLT HX5014FNLT T1124NL 1879732-1