LT3580
TYPICAL APPLICATIONS
VFD (Vacuum Flourescent Display) Power Supply Switches at 2MHz to Avoid AM Band
Danger High Voltage! Operation by High Voltage Trained Personnel Only
D1
D3
V
OUT2
95V
R2
C5
80mA
D2
D4
10Ω
1μF
C7
1μF
L1
10μH
V
OUT1
64V
V
IN
R1
10Ω
40mA
C4
1μF
9V TO 16V
3.3V
C6
1μF
V
SW
IN
D5
C3
1μF
SHDN
LT3580
C1
4.7μF
GND
383k
RT
FB
VC
C2
4.7μF
SYNC
SS
10k
2.2nF
47pF
45.3k
0.1μF
3580 TA04
C1, C2: 4.7μF, 25V, X5R, 1206
C3-C7: 1μF, 50V, X5R, 0805
D1-D4: ON SEMICONDUCTOR MBR0540
D5: MICROSEMI UPS140
L1: SUMIDA CDR6D28MNNP-100
R1, R2: 0.5W
3580fc
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