LM3555 datasheet(11/38 Pages) TI1

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VIN (V)

2.10

2.05

2.00

1.95

1.90

2.5

3.0

3.5

4.0

4.5

5.0

5.5

TA = -30°C

TA = +25°C

TA = +85°C

FTO (#)

950

900

850

800

750

700

650

600

550

500

450

400

350

300

250

200

150

100

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

TA (°C)

2.20

2.10

2.00

1.90

1.80

-30 -20 -10 0 10 20 30 40 50 60 70 80 90

VIN (V)

4.0

3.5

3.0

2.5

2.0

1.5

1.0

0.5

0.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

TA = +85°C

TA = -30°C and +25°C

VIN (V)

0.50

0.45

0.40

0.35

0.30

0.25

2.5

3.0

3.5

4.0

4.5

5.0

5.5

ICL = 1.25A

ICL = 1.5A

ICL = 1.75A

ICL = 2.0A

VOUT (V) = 8.2V

VIN (V)

1.0

0.9

0.8

0.7

0.6

0.5

0.4

0.3

0.2

0.1

0.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

TA = +85°C

TA = +25°C

TA = -30°C

LM3555

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SNVS594G – DECEMBER 2008 – REVISED APRIL 2016

Product Folder Links: LM3555

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Typical Characteristics (continued)

Unless otherwise specified: TA = 25°C; VIN = 3.6 V; CIN1= 10 µF, CIN2= 0.1 µF, COUT = 11 µF; L = 2.2 µH.

Figure 19. LED Current vs Input Voltage In Current Limit

Figure 20. Shutdown Current vs Input Voltage

Figure 21. Standby Current vs Input Voltage

Figure 22. Frequency vs Temperature

Figure 23. Frequency vs Input Voltage

Figure 24. Flash Timeout Time vs Flash Timeout Code

LM3555 Datasheet(PDF) 11 Page - Texas Instruments

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