Q0465R 查看數據表（PDF） - Fairchild Semiconductor

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Q0465R

Green-Mode Fairchild Power Switch (FPS™) for Quasi-Resonant Operation - Low EMI and High Efficiency

Fairchild Semiconductor 

2. Transformer

FSQ0465RS Rev.00 EER3016

1

10 N12V/2

2

Np/2

Np/2 3

9 N12V/2

8

Na 4

7 N5V

5

6

FSQ0465RS Rev.00

Lp/2

(0.4φ)

L12V/2

(TIW 0.5φ,

2parallel)

LVcc(0.2φ)

L5V

(TIW 0.5φ,

2parallel)

L12V/2

(TIW 0.5φ,

2parallel)

Lp/2

(0.4φ)

1

2

99

4

77

88

5

66

10 10

2

3

Bottom of bobbin

99

Figure 38. Transformer Schematic Diagram of FSQ0465RS

3. Winding Specification

TAPE 4T

TAPE 1T

TAPE 2T

TAPE 2T

TAPE 2T

TAPE 2T

TAPE 2T

TAPE 1T

Position

Top

Bottom

No

Pin (s→f)

Wire

Insulation: Polyester Tape t = 0.025mm, Four Layers

Np/2

2→1

0.4φ × 1

Insulation: Polyester Tape t = 0.025mm, Two Layers

N12V/2

9→8

0.5φ × 2(TIW)

Insulation: Polyester Tape t = 0.025mm, Two Layers

Na

4→5

0.15φ × 1

Insulation: Polyester Tape t = 0.025mm, Two Layers

N5V

7→6

0.5φ × 2(TIW)

Insulation: Polyester Tape t = 0.025mm, Two Layers

N12V/2

10 → 9

0.5φ × 2(TIW)

Insulation: Polyester Tape t = 0.025mm, Two Layers

Np/2

3→2

0.4φ × 1

Turns

Winding Method

22 Two-Layer Solenoid Winding

5

Center Solenoid Winding

11 Center Solenoid Winding

4

Center Solenoid Winding

5

Center Solenoid Winding

32 Two-Layer Solenoid Winding

4. Electrical Characteristics

Inductance

Leakage

Pin

Specification

Remarks

1-3

800µH ± 10%

66kHz, 1V

1-3

15µH Maximum

Short all other pins

5. Core & Bobbin

! Core: EER3016 (Ae=109.7mm2)

! Bobbin: EER3016

© 2008 Fairchild Semiconductor Corporation

FSQ0465RS/RB Rev. 1.0.1

19

www.fairchildsemi.com

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