Frontier Electronics Corp.
667 E. COCHRAN STREET, SIMI VALLEY, CA 93065
TEL: (805) 522-9998
FAX: (805) 522-9989
E-mail: frontiersales@frontierusa.com
Web: frontierusa.com
CCFL Inverter Transformer—
SEC2021-01
A. Electrical specification:
Part No.
SEC2021-01
Marking
SEC2021-01
Suitable Frequency
40KHz~200KHz
Max. Open Voltage
1600Vrms
Max. Lamp Watt.
6W
Efficiency
80%
B. Schematics and Mechanical dimensions: (Unit: mm)
30.0 Max.
25.5 Max.
7
6
2.4±0.2
22.0
Max
2.5±0.2
3 places
3.3±0.2
10
1
3
N1
MARKING:
“SEC2021-01”
“FEC XXXX”
8
N3
7.0
Max.
0.2
Typ.
10
1
2
2
N2
9
1
2.5
±0.2
0.6
±0.2
Turn Ratio:
N1 : N3 = N2 : N3 = 1 : 233.33
C. Electrical Data:
Winding
N1
N2
N3
Start
3
2
8
Finish
2
1
9
L (@ 1KHz,1.0V)
11.5 u H
±
15
%
11.5 uH
±
15
%
480 mH
±
10
%
Lk (@ 1KHz,1.0V)
228 mH
±
10
%
DCR
Ω
(@25°C)
0.070 Max.
0.070 Max.
1200 Max.
D. Insulation:
Term
Hi-Pot
Isolation
Item
N1 & N2 to N3
N1, N 2 & N3 to Core
N1 & N2 to N3
N1, N 2 & N3 to Core
Spec.
1200 VAC / 1 Minute
100 M-OHM MIN.
Condition
@Cut off current=5mA
@500 VDC
E. Features:
•
•
•
•
Low profile height: Maximum 7.0mm.
High efficiency.
Surface mount.
Suitable for standard IR re-flows soldering.
F. Uses:
•
Black Light power supplies transformer available.
•
Personal Computer.
Note:
RoHS
compliant; for the
ROHS
parts, we add “-LFR” at the end of the P/N.
CCFL Inverter Transformer: P/N SEC2021-01
Rev. A.
Jan. 01, 2006. Page: 1 of 1
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