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Specification Number SGE2642-1G Revision. A (082905)
TM
6W LMT3811 38.6:1 Transformer
DESCRIPTION
This document describes and specifies the electrical and mechanical characteristics of the SGE2642-1G high voltage transformer for CCFL inverter power supplies. SGE2642-1G is the RoHS compliant and Lead free transformer. For Reliability and Safety Specification, refer to SGE2606-2.
WWW . Microsemi . C OM
ELECTRICAL CHARACTERISTICS
Inductance (@ 10Khz, 0.1V) Items Min Nom .
Transformer
www.DataSheet4U.com
®
Specification Number SGE2642-1G Revision. A (082905)
TM
6W LMT3811 38.6:1 Transformer
DESCRIPTION
This document describes and specifies the electrical and mechanical characteristics of the SGE2642-1G high voltage transformer for CCFL inverter power supplies. SGE2642-1G is the RoHS compliant and Lead free transformer. For Reliability and Safety Specification, refer to SGE2606-2.
WWW . Microsemi . C OM
ELECTRICAL CHARACTERISTICS
Inductance (@ 10Khz, 0.1V) Items Min Nom Max L1-2, L2-3 (µH) 150 174 204 L4-5 (mH) 830 1012 1230 Inductance (@ 100KHz, 1V) LLKG1-2, LLKG2-3 (µH) 10 11 12 LLKG4-5 (mH) NA NA NA Rating Note: Max output power varies depend on operating condition. Max Open Output Voltage 2000VRMS , 3sec. Max Output Voltage 1100VRMS Max Output Power 6W DC. Resistance Min Nom Max RDC1-2, RDC2-3(mΩ) 240 250 260 RDC4-5 (Ω) 390 415 430 RDC1-2 / RDC2-3 0.96 1 1.04 Secondary Self Capacitance ( HP4192A 1MHz C meter, 30mVrms) C4-5 (pF) 2.0 2.5 3.5 Dielectric Voltage Withstand 60Hz, Arc-detect enabled, 5 sec. min. 200µA max. leakage current Secondary to Core 2500VRMS min. ( 60sec) Primary to Core 1000VRMS min. Primary to Secondary 1000VRMS min. Items
WINDING SPECIFICATIONS
Primary Pin 1 – 2 Pin 2 – 3 2S – 1F 3S – 2F #35x2, Single Insulation, 180°C #35x2, Single Insulation, 180°C 22 22 Bifilar Secondary Pin 4 – 5 5S – 4F #46, Triple Insulation, 180°C 1700
Winding Sequence Wire Size & Type Number of Turns Winding Method
PHYSICAL SPECIFICATIONS & WIRING DI.