Magnetic Component Specification Specification Number SGE2671-1 Rev. A 12/18/02 This Document describes and specifies the electrical and mechanical characteristics of SGE2671-1 high voltage transformer for CCFL power supply. This component should be designed and manufactured in accordance with Engineering Specification LES2608T REVISIONS REV. A 121802 Release 1. Electrical Characteristics Items L1-2, L2-3 (uH) L4-5 (mH) LLKG1-2 ,LLKG2-3(uH) C4-5(pF) Inductance ( at 10Khz, 0.1V) Min Nom 39 47.8 367 441.4 Inductance ( at 100Khz, 1Vrms) 47 48.5 Should be shorted pin 7-10 Secondary Self Capacitance 1.9 2.2 Dielectric Voltage Withstand Secondary to Core Primary to Core Primary to Secondary D.C Resistance Min Nom Max 138 145 153 Rdc1-2,2-3(m ) 470 487 500 Rdc4-5(Ω) R1-2/R2-3 0.96 1 1.04 Balance of Primary DC resistance will be used as Bifilar winding measure tool Items Max 56 515 51 HP4280A 1Mhz C meter, Floating mode 3 1500Vrms min. ( 1min. 60Hz) 750Vrms min. 750Vrms min. 60 Hz.,Arc-detect enabled, 5 sec. min., 200uA max. leakage current Operating Test Primary driven with 80 kHz. sine wave source (pin 1-3), secondary measured with Tektronix P6015 (or equiv.).. V4-5 1200Vrms min. 2. Winding Specifications Primary Winding Sequence Wire Size & Type Number of Turns Winding Method Pin 1 – 2 1S-2F 0.18φ, Single Insulation, 130°C 16 Pin 2-3 2S-3F 0.18φ, Single Insulation, 130°C Secondary Pin 4-5 4S-5F 0.03φ, Triple insulation, 130°C 16 1600 Bifilar 3. Physical Specification & Wiring Diagram Linfinity Microelectronics, Inc., 11861 Western Ave., Garden Grove, CA 92841 tel. (714) 898-8121