SGE2678-1G Datasheet | Microsemi

DESCRIPTION This document describes and specifies the electrical and mechanical characteristics of the SGE2678-1G high voltage transformer for CCFL inverter power supplies. SGE2678-1G is the Ro HS pliant and Lead free transformer. For Reliability and Safety Specification, refer to SGE2606-4. . Microsemi . C OM ELECTRICAL CHARACTERISTICS Inductance (@ 10Khz, 0.1V) Items Min Nom Max L1-2, L2-3 (µH) 19 29 39 L4-5 (m H) 265 505 735 Inductance (@ 100KHz, 1V) LLKG1-2, LLKG2-3 (µH) 4.7 5.8 6.9 LLKG4-5 (m H) NA NA NA Rating Note: Max output power varies depend on operating condition. Max Open Output Voltage 1200VRMS , 3sec. Max Output Voltage 850VRMS Max Output Power 2.4W DC. Resistance Min Nom Max RDC1-2, RDC2-3(mΩ) 100 110 120 RDC4-5 (Ω) 470 496 510 RDC1-2 / RDC2-3 0.96 1 1.04 Secondary Self Capacitance ( HP4192A 1MHz C meter, 30m Vrms) C4-5 (p F) 1.9 2.2 3 Dielectric Voltage Withstand 60Hz, Arc-detect enabled, 5 sec. min. 200µA max. leakage current Secondary to Core 1500VRMS min. ( 60sec) Primary to Core 750VRMS min. Primary to Secondary 750VRMS min. Items WINDING SPECIFICATIONS Primary Winding Sequence Wire Size & Type Number of Turns Winding Method Pin 1 - 2 1S - 2F 0.18φ, Single Insulation, 180°C 12 Bifilar Pin 2 - 3 2S - 3F 0.18φ, Single Insulation, 180°C 12 Secondary Pin 4 - 5 4S - 5F 0.03φ, Triple Insulation, 180°C 1600 PHYSICAL SPECIFICATIONS & WIRING DIAGRAM PART MARKING SGE…………-…G XYZD A - SGE2678-1G: MSC PN, XYZ: Datecode (X:YR, YZ=WK), D: Plant Code, A: Rev.# PACKAGING SPEC AND ORDER INFORMATION Packaging Order Information - SGE2678-1GTR (Tape and Reel ) TAPE & REEL : Refer to SGE2604-4 specification Copyright © 2004 Rev. A, 2005-09-06 Microsemi Integrated Products Division 11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570 Page 1 Specification Number SGE2678-1G Revision. A (090605) TM ® 2.4W LMT2608 66.7:1 Transformer NOTES . Microsemi . C OM NOTES PRODUCTION DATA - Information contained in this document...