LT3575
TYPICAL APPLICATIONS
Low Input Voltage 5V Isolated Flyback Converter
VIN
5V
C1
10μF
R1
200k
R2
90.9k
VIN
SHDN/UVLO
LT3575
RFB
RREF
TC
D1
3:1
C6
R8 T1
0.22μF 1k 24μH
2.6μH
D2
R3
80.6k
R4
6.04k
RILIM
SW
SS
VC
GND TEST BIAS
R6 R5
28.7k 10k
C2
10nF
R7
4.53k
C3
33nF
3575 TA02
VIN T1: PULSE PA2454NL
D1: PDS835L
D2: PMEG6010
C5: MURATA, GRM32ER71A476K
VOUT+
5V, 700mA
C5
47μF
VOUT–
±12V Isolated Flyback Converter
VIN
5V
C1
10μF R1
200k
R2
90.9k
VIN
SHDN/UVLO
LT3575
RFB
RREF
TC
D1
2:1:1
C6
R8 T1
0.22μF 1k 33.2μH
8.3μH
D3
R3
118k
R4
6.04k
D2
8.3μH
VOUT
+
1
12V, 200mA
C5
47μF
VOUT
–
1
VOUT
+
2
C6
47μF
VOUT
–
2
–12V, 200mA
RILIM
SW
SS
VC
GND TEST BIAS
R6 R5
59k 10k
R7
4.99k
C2
C3
10nF
0.1μF
VIN
T1: COILTRONICS VPH2-0083-R
D1, D2: PDS540
D3: PMEG6010
C5, C6: MURATA, GRM32ER71A476K
3575 TA03
3575f
18