LT3596IUHG 데이터 시트보기 (PDF) - Linear Technology

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LT3596IUHG

60V Step-Down LED Driver

Linear Technology 

Block Diagram

LT3596

EN/UVLO

4

VIN

50-51

7 VREF

BIAS

START-UP

REFERENCE

SYNC

27

17 RT

OSC

SLOPE

COMP

S

Q

R

SOFT-START

AND

CLAMP

VC

1.21V

540mV

PTAT

–

6 TSET

+

13 CTRLM

CTRLn 33-31

ISETn 14-16

PWMn 30-28

1V

CHANNELS 1 TO 3

CONVERSION

AND

CONTROL

LED

FAULT

PROTECTION

PWM

DIMMING

LOGIC

LED

DRIVE

CIRCUITRY

EXPOSED PAD

53

Figure 1. Block Diagram

BIAS

37

BOOST 46

SW 48

DA 44

GND 9

FB 2

LOGIC

VOUT 19

FAULT

25

LEDn

20, 21, 24

3596 F01

3596fa



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