MICROSEMI SGE2671-1

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