lt3799 Linear Technology Corporation, lt3799 Datasheet - Page 18

• Manufacturer Part Number: lt3799
• Description: Lt3799 - Offline Isolated Flyback Led Controller With Active Pfc
• Manufacturer: Linear Technology Corporation

LT3799
TYPICAL APPLICATIONS
TO 265V
18
90V
AC
L2, 3.3mH
R20, 10k
R21, 10k
3.3mH
L1
BR1: DIODES, INC. HD06
D1:
D2, D3: CENTRAL SEMICONDUCTOR CMMSHI-100
D4:
Z1:
Z2:
T1:
M1:
CENTRAL SEMICONDUCTOR CMR1U-06M
CENTRAL SEMICONDUCTOR CMSH2-40L
FAIRCHILD SMBJ170A
CENTRAL SEMICONDUCTOR CMZ59198
WÜRTH ELEKTRONIK WE-750813002
FAIRCHILD FQU5N60
C1
33nF
BR1
3.3mH
22nF
L1
C2
FAULT
Universal Input TRIAC Dimmable 4W LED Driver
R1
750
R18
100k
C3
68nF
R3
499k
R4
499k
R5
3.48k
R9
40.2k
R10
32.4k
0.1µF
V
V
CTRL3
CTRL2
CTRL1
FAULT
R7
100k
R8
100k
D3
IN_SENSE
REF
C6
V
CT
IN
COMP
LT3799
D2
C5
10µ F
C7, 0.1µF
+
4.7pF
20
R6
V
C4
SENSE
COMP
INTVCC
GATE
DCM
GND
FB
–
R13
10k
R4
100k
R15
4.99k
20
R16
C9
4.7µF
D1
Z1
M1
R
0.3
S
20:5:1
2.2nF
D4
C8
C10
1500µ F
Z2
3799 TA03
1A
4W
LED
POWER
3799p