LT3799EMSE Просмотр технического описания (PDF) - Linear Technology

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LT3799EMSE

Offline Isolated Flyback LED Controller with Active PFC

Linear Technology 

LT3799

TYPICAL APPLICATIONS

Universal Input TRIAC Dimmable 4W LED Driver

L1

3.3mH

R20, 10k

90V

TO 265V

AC

R21, 10k

L2, 3.3mH

C1

33nF

BR1 L1

3.3mH

C2

22nF

C3

68nF

R1

750Ω

R18

100k

FAULT

BR1: DIODES, INC. HD06

D1: CENTRAL SEMICONDUCTOR CMR1U-06M

D2, D3: CENTRAL SEMICONDUCTOR CMMSHI-100

D4: CENTRAL SEMICONDUCTOR CMSH2-40L

Z1: FAIRCHILD SMBJ170A

Z2: CENTRAL SEMICONDUCTOR CMZ59198

T1: WÜRTH ELEKTRONIK WE-750813002

M1: FAIRCHILD FQU5N60

R3

499k

R4

499k

R5

3.48k

R9

40.2k

R10

32.4k

R7

100k

R6

D2 20Ω

R8

C4

100k

C5 4.7pF

10µF

R13

D3

10k

VIN

VIN_SENSE

DCM

FB

LT3799

VREF

CTRL3

CTRL2

CTRL1

GATE

SENSE

VINTVCC

GND

FAULT CT COMP+ COMP–

C6

0.1µF

C7, 0.1µF

20:5:1

R4

100k

R15

4.99k

R16

20Ω

Z1

D1

M1

D4

1A

C10

1500µF

Z2

C9

4.7µF

RS

0.3Ω C8

2.2nF

3799 TA03

4W

LED

POWER

3799p

18

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