LC410591FN

No.A0089-7/11

Unless otherwise specified,

Supply voltage (VIN)=3.6V, RSET=3.2kΩ, LED forward voltage (VF)=3.2V, Ta=25°C, 4-light control input bypass

capacitor (CIN)=2.2µF, output smoothing capacitor (CCP)=2.2µF, flying capacitor (C1,C2)=1µF

Charge Pump Efficiency - Supply Voltage

3.0

3.5

4.0

4.5

5.0

ILC01765

LED Current - Supply Voltage

Supply Voltage - V

LED Current - Duty Ratio of BRGT signal

LED Current - BRGTs Duty Ratio

6

3

4

5

2

1

0

6

3

4

5

2

1

0

3.0

3.5

4.0

4.5

5.0

ILC01766

Duty Ratio - %

Duty Ratio - %

120

100

80

60

40

20

0

100

80

60

40

20

0

0

20

40

60

100

80

0

20

40

60

100

80

ILC01767

30

25

20

15

10

5

0

3.0

3.5

4.0

4.5

5.0

ILC01769

Supply Voltage - V

Output Voltage - Supply Voltage

Supply Current - Supply Voltage

3.0

3.5

4.0

4.5

5.0

ILC01770

Supply Voltage - V

Supply Voltage - V

50

40

30

20

10

0

ILC01768

60°C

25°C

60°C

25°C

60

°C

25

°C

60°

C

25°

C

R S

ET

=2

kΩ

R SE

T

=3k

Ω

RSET=2kΩ

RSET=3.3kΩ