FAN6862L Datasheet, PDF (14/16 Pages) Fairchild Semiconductor – Highly Integrated Green-Mode PWM Controller

Typical Application Circuit (Continued)
Transformer Specification
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Figure 31. Transformer Diagram
Terminal
NO
S
F
WIRE
N1
11
10
0.25*1
N2
3
2
0.25* 1
11
COPPER SHIELD
N3
Fly- Fly+
0.5* 2
11
COPPER SHIELD
N4
2
1
0.25 * 1
CORE ROUNDING TAPE
INSULATION
BARRIER
Ts
Ts
Primary Secondary
9
3
-
-
33
1
-
-
1.2
3
-
-
12
1
-
-
1.2
3
-
-
33
4
-
-
-
3
Primary-Side Inductance
Primary-Side Effective Leakage
Pin
3－1
3－1
Specification
920µH ± 5%
15µH maximum
Remark
100kHz, 1V
Short one of the secondary windings
© 2009 Fairchild Semiconductor Corporation
FAN6862R/L • Rev. 1.0.0
14
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