© 2010 Fairchild Semiconductor Corporation

www.fairchildsemi.com

FAN7319 • 1.0.1

7

-25°C ~ 85°C are guaranteed by design based on final characterization results.

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Error Amplifier Section

Open-Loop Gain

(3)

24

dB

Error Amplifier Transconductance

20

40

60

mho

Output Sink Current

OLP = 2.25V

30

50

70

A

Output Source Current 1

OLP = 0V

20

40

60

A

Output Source Current 2

CMP = 2.7V

1.4

2.0

2.6

A

Burst CMP Sink Current

38

52

66

A

OLP Input Current

OLP = 2V

-1

0

1

A

OLP Output Current

OLP = -2V

10

20

30

A

OLP Input Voltage Range

(3)

-4

4

V

ADIM Limit Voltage

ADIM = 2V

1.5

V

Error Amplifier Offset

0.97

1.00

1.03

V

0.96

1.00

1.04

V

Open-Lamp Regulation Section

Error Amplifier Source Current for

Open-Lamp Regulation

Striking, OLR =

2.5

3.0

3.5

A

OLR = 3.1V

-1

0

1

A

Open-Lamp Regulation Voltage 1

Striking

1.85

2.00

2.15

V

Open-Lamp Regulation Voltage 2

Striking

2.8

3.0

3.2

V

Open-Lamp Regulation Voltage 3

3.05

3.25

3.45

V

OLR Error Amplifier Sink Current

Normal, OLR = 3.5V

15.0

42.5

70.0

A

OLR Input Current

OLR = 2.5V

-1

0

1

A

OLR Output Current

OLR = -2.5V

15

25

35

A

OLR Input Voltage Range

(3)

-4

4

V

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