Datasheet

LT3573
21
3573fd
For more information www.linear.com/LT3573
TYPICAL APPLICATIONS
Four Output 12V Isolated Flyback Converter
SHDN/UVLO
TC
SS
SW
VC GND BIAS
LT3573
3573 TA07
R6
59k
R5
10k
V
IN
12V TO
24V
V
IN
2:1:1:1:1
V
IN
R1
499k
R2
71.5k
C1
10
µF
T1
43.6
µH
T1: COILTRONICS VPH1-0076-R
D1-D4: B240A
D5: PMEG6010
R4
6.04k
R3
118k
V
OUT1
+
12V, 60mA
V
OUT1
–
D1
C5
47
µF
10.9µH
V
OUT2
+
12V, 60mA
V
OUT2
–
D2
C6
47
µF
10.9µH
V
OUT3
+
12V, 60mA
V
OUT3
–
D3
C7
47
µF
10.9µH
V
OUT4
+
12V, 60mA
V
OUT4
–
D4
C8
47
µF
10.9µH
C2
10nF
C3
0.01µF
R7
20k
R8
2k
D5
C6
0.22
µF
TEST
R
ILIM
R
FB
R
REF
5V Isolated Flyback Converter Using a Tiny Transformer
SHDN/UVLO
TC
SS
SW
VC GND BIAS
LT3573
3573 TA08
R6
28.7k
R5
30k
V
IN
12V
V
OUT
5V, 600mA
V
OUT
–
V
IN
3:1
D1
V
IN
R1
200k
R2
90.9k
C1
10
µF
C5
47
µF
T1
20
µH
2.2
µH
T1: BH ELECTRONICS L11-0059
D1: B340A
D2: PMEG6010
R4
6.04k
R3
80.6k
C2
10nF
C3
1000pF
R7
47.5k
R8
2k
D2
C6
0.22
µF
TEST
R
ILIM
R
FB
R
REF