FOD2741C(2004) 查看數據表（PDF） - Fairchild Semiconductor

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FOD2741C
(Rev.:2004)

OPTICALLY ISOLATED ERROR AMPLIFIER

Fairchild Semiconductor 

OPTICALLY ISOLATED

ERROR AMPLIFIER

FOD2741A

FOD2741B

FOD2741C

TYPICAL PERFORMANCE CURVES

Fig. 9a – LED Current vs. Cathode Voltage

15

TA = 25°C

VCOMP = VFB

10

5

0

-5

-10

-15

-1

0

1

2

3

VCOMP - Cathode Voltage (V)

Fig. 9b – LED Current vs. Cathode Voltage

1.0

TA = 25°C

VCOMP = VFB

0.5

0.0

-0.5

-1.0

-1

0

1

2

3

VCOMP - Cathode Voltage (V)

2.510

2.508

Fig. 10 – Reference Voltage vs. Ambient Temperature

ILED = 10mA

2.506

2.504

2.502

2.500

2.498

2.496

2.494

2.492

2.490

-40

-20

0

20

40

60

80

100

TA - Ambient Temperature (°C)

Fig. 11 – Reference Current vs Ambient Temperature

1.30

ILED = 10mA

R1 = 10kΩ

1.25

1.20

1.15

1.10

1.05

-40

-20

0

20

40

60

80

100

TA - Ambient Temperature (°C)

Fig. 12 – Off-State Current vs. Ambient Temperature

100

VCC = 37V

10

1

-40

-20

0

20

40

60

TA - Ambient Temperature (°C)

80

100

Fig. 13 – Forward Current vs. Forward Voltage

20

15

10

25°C

70°C

0°C

5

0.9

1.0

1.1

1.2

1.3

1.4

VF - Forward Voltage (V)

© 2003 Fairchild Semiconductor Corporation

Page 7 of 15

12/9/04

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