FAN7530 데이터 시트보기 (PDF) - Fairchild Semiconductor

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FAN7530

Critical Conduction Mode PFC Controller

Fairchild Semiconductor 

7. Layout

Power Ground

Separate the power ground

and the signal ground

Signal Ground

Place the output voltage

sensing resistors close to IC

Figure 39. PCB Layout Considerations for FAN7530

8. Performance Data

POUT

100W

75W

50W

25W

PF

THD

Efficiency

PF

THD

Efficiency

PF

THD

Efficiency

PF

THD

Efficiency

85Vac

0.998

5.1%

90.9%

0.999

4.1%

91.6%

0.998

4.4%

91.3%

0.995

7.9%

86.4%

115Vac

0.998

3.6%

93.7%

0.998

3.6%

93.3%

0.997

5.0%

91.9%

0.991

8.6%

87.1%

230Vac

0.991

5.2%

95.6%

0.986

5.0%

94.6%

0.974

5.7%

92.7%

0.923

8.3%

87.3%

265Vac

0.984

6.2%

96%

0.975

5.7%

95.3%

0.956

6.2%

93.4%

0.876

8.7%

88.1%

© 2006 Fairchild Semiconductor Corporation

FAN7530 Rev. 1.0.2

17

www.fairchildsemi.com

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