ZXLD1356(2008) 데이터 시트보기 (PDF) - Diodes Incorporated.

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ZXLD1356
(Rev.:2008)

High accuracy 550mA, 60V LED driver with internal switch

Diodes Incorporated. 

LX voltage

SENSE voltage

VIN

0V

VIN

230mV

Toff

Ton

170mV

Coil current

Comparator

input voltage

0V

VADJ

0.15VADJ

Comparator

5V

output

0V

ZXLD1356

200mV

VSENSE-

VSENSE+

IOUTnom +15%

IOUTnom

IOUTnom -15%

0.15VADJ

Figure 2 Theoretical operating waveforms

Issue 2 - September 2008

7

© Diodes Incorporated 2008

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