FAN7548 Просмотр технического описания (PDF) - Fairchild Semiconductor

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FAN7548

Dual LCD Back Light Inverter Drive IC

Fairchild Semiconductor 

FAN7548

Typical Characteristics (Continued)

OSC High Voltage

2.0

1.9

1.8

1.7

1.6

1.5

-60 -40 -20

0 20 40 60 80 100 120 140

Temparature['C]

Figure 13. OSC High Voltage

Open Lamp Regulation Voltage 1

6.46

6.27

6.08

5.89

5.70

5.51

-60 -40 -20

0 20 40 60 80 100 120 140

Temparature['C]

Figure 15. Open Lamp Regulation Voltage 1

Open Lamp Protection Current 1

3.0

2.8

2.6

2.4

2.2

2.0

-60 -40 -20

0 20 40 60 80 100 120 140

Temparature['C]

Figure 17. Open Lamp Protection Current 1

OSC Low Voltage

0.30

0.28

0.26

0.24

0.22

0.20

-60 -40 -20

0 20 40 60 80 100 120 140

Temparature['C]

Figure 14. OSC Low Voltage

Open Lamp Protection Voltage 1

3.0

2.8

2.6

2.4

2.2

2.0

-60 -40 -20

0 20 40 60 80 100 120 140

Temparature['C]

Figure 16. Open Lamp Protection Voltage 1

Open Lamp Regulation Voltage 2

6.46

6.27

6.08

5.89

5.70

5.51

-60 -40 -20

0 20 40 60 80 100 120 140

Temparature['C]

Figure 18. Open Lamp Regulation Voltage 2

8

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