WWW.Microsemi .COM SGE2655-3G SGE2655-3G Specification Number SGE2655-3G Revision. A (082905) TM 6W LMT3811 35.4:1 Transformer DESCRIPTION This document describes and specifies the electrical and mechanical characteristics of the SGE2655-3G high voltage transformer for CCFL inverter power supplies. SGE2655-3G is the RoHS compliant and Lead free transformer. For Reliability and Safety Specification, refer to SGE2606-2. ELECTRICAL CHARACTERISTICS Inductance ( 10Khz, 0.1V) DC. Resistance Items Items Min Nom Max Min Nom Max L1-2, L2-3 (H) 222 245 266 R 1-2, R 2-3(m) 180 187 194 DC DC L4-5 (mH) 830 1012 1230 R 4-5 ( ) 390 415 430 DC Inductance ( 100KHz, 1V) R 1-2 / R2-3 0.96 1 1.04 DC DC L , L (H) LKG1-2 LKG2-3 21 23 25 Secondary Self Capacitance ( HP4192A 1MHz C meter, 30mVrms) L (mH) NA NA NA C (pF) 2.0 2.5 3.5 LKG4-5 4-5 Rating Dielectric Voltage Withstand Note: Max output power varies depend on operating condition. 60Hz, Arc-detect enabled, 5 sec. min. 200A max. leakage current Max Open Output Voltage 2000V , 3sec. Secondary to Core 2500V min. ( 60sec) RMS RMS Max Output Voltage 1100V Primary to Core 1000V min. RMS RMS Max Output Power 6W Primary to Secondary 2500V min. RMS WINDING SPECIFICATIONS Primary Secondary Pin 1 2 Pin 2 3 Pin 4 5 Winding Sequence 2S 1F 3S 2F 5S 4F Wire Size & Type 31, Single Insulation, 180C 31, Single Insulation, 180C 46, Triple Insulation, 180C Number of Turns 24 24 1700 Winding Method Bifilar Skip sector 1. ( Empty) PHYSICAL SPECIFICATIONS & WIRING DIAGRAM PART MARKING SGE - G XYZD A SGE2655-3G: MSC PN, XYZ: Datecode (X:YR, YZ=WK), D: Plant Code, A: Rev. PACKAGING SPEC AND ORDER INFORMATION Packaging Order Information SGE2655-3G ( Standard for TRAY) SGE2655-3GTR (Tape and Reel ) SGE2655-3GT (with Polymide Tape for TRAY) TAPE & REEL : Refer to SGE2604-4 specification Copyright 2004 Page 1 Microsemi Rev. A, 2005-08-29 Integrated Products Division 11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570 WWW.Microsemi .COM NOTES NOTES Specification Number SGE2655-3G Revision. A (082905) TM 6W LMT3811 35.4:1 Transformer NOTES PRODUCTION DATA Information contained in this document is proprietary to Microsemi and is current as of publication date. This document may not be modified in any way without the express written consent of Microsemi. Product processing does not necessarily include testing of all parameters. Microsemi reserves the right to change the configuration and performance of the product and to discontinue product at any time. Copyright 2004 Page 2 Microsemi Rev. A, 2005-08-29 Integrated Products Division 11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570