lt3799 Linear Technology Corporation, lt3799 Datasheet - Page 17

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

Component Values for Input Voltage Ranges
Optimized for 110V
Optimized for 220V
Universal
TYPICAL APPLICATIONS
TO 265V
90V
AC
BR1: DIODES, INC. HD06
D1:
D2, D3: DIODES INC. BAV20W
DR:
Z1:
Z2:
T1:
M1:
CENTRAL SEMICONDUCTOR CMR1U-06M
CENTRAL SEMICONDUCTOR CMR1U-02M
FAIRCHILD SMBJ170A
CENTRAL SEMICONDUCTOR CMZ5938B
COILCRAFT JA4429-AL
FAIRCHILD FDPF15N65
33mH
L1
C1
0.1µF
R5 (Ω)
6.34k
3.48k
3.48k
800µH
L2
FAULT
0.1µF
100k
C2
R18
BR1
R10 (Ω)
Universal TRIAC Dimmable 20W LED Driver
16.2k
24.9k
15.4k
R1
200
R16
32.4k
C3
0.22µF
100k
NTC
R3
499k
R4
499k
R5
3.48k
R9
40.2k
R10
24.9k
V
V
CTRL3
CTRL2
CTRL1
FAULT
R7
100k
R8
100k
D3
IN_SENSE
REF
R
0.075
0.05
0.05
S
V
CT
IN
(Ω)
COMP
LT3799
C5
10µ F
D2
C7, 0.1µF
+
4.7pF
20
R6
V
C4
SENSE
COMP
INTVCC
GATE
DCM
GND
FB
–
R13
2k
R1 (Ω)
1.00k
200
200
R4
100k
R15
4.99k
R16
20
C9
4.7µF
D1
Z1
M1
R
0.05
4:1:1
S
C2 (µF)
0.033
2.2nF
0.1
0.1
D4
C8
C10
560µ F
× 2
Z2
3799 TA02
1A
LT3799
C3 (µF)
0.22
0.22
0.1
20W
LED
POWER
17
3799p