FSD146MRBN Fairchild Semiconductor, FSD146MRBN Datasheet - Page 13

• Manufacturer Part Number: FSD146MRBN
• Description: The FSD146MRBN is an integrated Pulse Width Modulation (PWM) controller and SenseFET designed for offline Switch-Mode Power Supplies (SMPS) with minimal external components
• Manufacturer: Fairchild Semiconductor

© 2011 Fairchild Semiconductor Corporation
FSD146MRBN • Rev. 1.0.0
Transformer
Winding Specification
Insulation: Polyester Tape t = 0.025mm, 2 Layers
Insulation: Polyester Tape t = 0.025mm, 2 Layers
Insulation: Polyester Tape t = 0.025mm, 2 Layers
Insulation: Polyester Tape t = 0.025mm, 2 Layers
Insulation: Polyester Tape t = 0.025mm, 2 Layers
Insulation: Polyester Tape t = 0.025mm, 2 Layers
Electrical Characteristics
Core & Bobbin


Core: EER3016 (Ae=109.7mm
Bobbin: EER3016
N
N
N
N
N
N
p
14V
p
Inductance
5V
5V
/2
a
/2
Leakage
Pin(S → F)
10 → 8
3 → 2
7 → 6
4 → 5
8 → 6
2 → 1
2
)
0.4φ×2 (TIW)
0.4φ×2 (TIW)
0.4φ×2 (TIW)
Figure 26. Schematic of Transformer
0.25φ×1
0.25φ×1
0.2φ×1
1－3
1－3
Pin
Wire
Turns
22
22
3
8
3
5
13
Winding Method
15H Maximum
Specification
Solenoid Winding
Solenoid Winding
Solenoid Winding
Solenoid Winding
Solenoid Winding
Solenoid Winding
826H ±6%
4.0mm
TOP
Short all other pins
Barrier Tape
67kHz, 1V
Remark
2.0mm
3.0mm
3.0mm
3.0mm
2.0mm
2.0mm
BOT
www.fairchildsemi.com
Ts
1
1
1
1
1
1