Datasheet

LT3511
22
3511fc
TYPICAL APPLICATIONS
24V to 15V Isolated Flyback Converter
12V to 15V Isolated Flyback Converter
3511 TA06
R5
133k
V
IN
20V TO 30V
V
OUT
+
15V
0.09A
V
OUT
–
2:1
D1
R1
1M
R2
80.6k
C1
4.7
µF
C4
10
µF
T1
350
µH
88
µH
R4
10k
R3
237k
R6
20k
C2
4.7nF
C3
4.7µF
D2
Z1
EN/UVLO
T
C
VC GND BIAS
LT3511
V
IN
SW
R
FB
R
REF
C1: MURATA GRM31CR71H475KA12B
C3: TAIYO YUDEN EMK212B7475KG
C4: MURATA GRM31CR71E106KA12B
D1: DIODES INC. SBR140S3
D2: DIODES INC. BAV20W
T1: WÜRTH 750311660
Z1: ON SEMI MMSZ5270BT1G
3511 TA08
R5
133k
V
IN
8V TO 20V
V
OUT
+
15V
40mA
V
OUT
–
2:1
D1
OPTIONAL
MINIMUM LOAD
R1
1M
R2
562k
C1
4.7
µF
C4
4.7
µF
T1
350
µH
88
µH
R4
10k
R3
237k
R6
26.1k
C2
4.7nF
C3
4.7µF
D2
Z1
Z2
EN/UVLO
T
C
VC GND BIAS
LT3511
V
IN
SW
R
FB
R
REF
C1: MURATA GRM31CR71H475KA12B
C3: TAIYO YUDEN EMK212B7475KG
C4: MURATA GRM31CR71H475KA12
D1: DIODES INC. SBR130S3
D2: DIODES INC. BAV20W
T1: WÜRTH 750311660
Z1: ON SEMI MMSZ5270BT1G