LT3592(RevA) Просмотр технического описания (PDF) - Linear Technology

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LT3592
(Rev.:RevA)

500mA Wide Input Voltage Range Step-Down LED Driver with 10:1 Dimming

Linear Technology 

LT3592

TYPICAL PERFORMANCE CHARACTERISTICS (TA = 25°C, unless otherwise noted)

VBRIGHT vs VOUT

210

205

VBRIGHT (mV)

200

195

190

0

2

4

6

8 10 12

VOUT (V)

3592 G18

Boost Diode Voltage vs Current

1.0

0.9

VBSTDIO

0.8

0.7

0.6

0.5

0.4

0

50

100

150

DIODE CURRENT (mA)

200

3592 G20

VDIM vs VOUT

25

24

23

22

21

20

VDIM (mV)

19

18

17

16

15

0

2

4

6

8 10 12

VOUT (V)

3592 G19

Switching Frequency vs RT

3000

2500

2000

1500

1000

500

0

30 60 90 120 150 180 210 240 270 300 330 360

RT (kΩ)

3592 G21

3592fa

6

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