LM3555TLXSLASHNOPB datasheet(11/37 Pages) TI2

tên linh kiện	LM3555TLX/NOPB

Giải thích chi tiết về linh kiện	LM3555 Synchronous Boost Converter With 500-mA High-Side LED Driver and Dual-Mode Control Interface

PDF	37 Pages

Scroll/Zoom	100%

nhà sản xuất	TI2 [Texas Instruments]

Trang chủ	https://www.ti.com

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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

www.ti.com

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

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