LT3511
23
3511fc
12V to ±70V Isolated Flyback Converter
48V to 3.3V Non-Isolated Flyback Converter
48V to 12V Isolated Flyback Converter
3511 TA07
R5
191k
V
IN
8V TO 20V
V
OUT1
+
70V
4mA
V
OUT1
–
1:5:5
D1
R1
1M
R2
562k
C1
2.2
µF
C4
0.47µF
C5
0.47µF
T1
80
µH
R4
10k
R3
105k
R6
90.9k
C2
6.8nF
C3
4.7µF
D3
Z1
V
OUT2
+
4mA
V
OUT2
–
–70V
D2
EN/UVLO
T
C
VC GND BIAS
LT3511
V
IN
SW
R
FB
R
REF
C1: MURATA GRM21BR71E225KA73B
C3: TAIYO YUDEN EMK212B7475KG
C4, C5: NIPPON CHEMI-CON KTS251B474M43N0T00
D1, D2: CENTRAL SEMI CRM1U-06M
D3: DIODES INC. BAV20W
T1: WÜRTH 750311692
Z1: NXP BZX100A
3511 TA09
R5
1M
V
IN
36V TO 72V
V
OUT
3.3V
0.4A
V
OUT
–
6:1
D1
R1
1M
R2
43.2k
C1
1
µF
C4
47
µF
T1
400
µH
11
µH
R4
5.11k
R3
1M
R6
8.06k
C2
4.7nF
C3
4.7µF
D2
V
OUT
8.66k
EN/UVLO
T
C
VC GND BIAS
LT3511
V
IN
SW
R
FB
R
REF
Z1
C1: TAIYO YUDEN HMK316B7105KL-T
C3: TAIYO YUDEN EMK212B7475KG
C4: TAIYO YUDEN LMK325B7476MM-TR
D1: DIODES INC. SBR2A30P1
D2: DIODES INC. BAV21W
T1: WÜRTH 750311019
Z1: ON SEMI MMSZ5266BT1G
3511 TA10
R5
143k
V
IN
36V TO 72V
V
OUT
+
12V
0.1A
V
OUT
–
2:1
D1
R1
1M
R2
43.2k
C1
1
µF
C4
4.7
µF
T1
300
µH
75
µH
R4
10k
R3
191k
R6
15k
C2
6.8nF
C3
4.7µF
D2
EN/UVLO
T
C
VC GND BIAS
LT3511
V
IN
SW
R
FB
R
REF
Z1
C1: TAIYO YUDEN HMK316B7105KL-T
C3: TAIYO YUDEN EMK212B7475KG
C4: MURATA GRM31CR71H475KA12
D1: DIODES INC. SBR0560S1
D2: DIODES INC. BAV21W
T1: SUMIDA 10396-T022
Z1: ON SEMI MMSZ5266BT1G
TYPICAL APPLICATIONS