LM3401_15 datasheet(5/27 Pages) TI1

No de pièce	LM3401

Description	Hysteretic PFET Controller for High Power LED Drive

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Fabricant	TI1 [Texas Instruments]

Site Internet	http://www.ti.com

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5.0

5.2

5.4

5.6

5.8

6.0

-50

-25

0

25

50

75

100

125

TEMPERATURE (qC)

19

19.4

19.8

20.2

20.6

21

-50

-25

0

25

50

75

100

125

TEMPERATURE (

°C)

0.17

0.18

0.19

0.20

0.21

0.22

0.23

-50

-25

0

25

50

75

100

125

50 mV

TEMPERATURE (qC)

500 mV

4 Ps/DIV

VIN

5V/Div

VCS

10V/Div

ILED

100 mA/Div

0. 195

0. 197

0. 199

0. 201

0. 203

0. 205

-50

-25

0

25

50

75

100

125

TEMPERATURE (qC)

19.6

19.85

20.1

20.35

20.6

0

5

10

15

20

25

30

35

20.85

INPUT VOLTAGE (V)

LM3401

www.ti.com

SNVS516C – AUGUST 2007 – REVISED MAY 2013

TYPICAL PERFORMANCE CHARACTERISTICS

Unless otherwise specified, VIN = 24V, TA = 25°C.

VREF vs Temperature

HYS Current vs VIN

Figure 2.

Figure 3.

HYS Multiplier vs Temperature

Startup Waveforms

Figure 4.

Figure 5.

ILIM Sink Current vs Temperature

HYS Current vs Temperature

Figure 6.

Figure 7.

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