Datasheet

LT3758/LT3758A
29
3758afd
10ms/DIV
V
OUT1
,
V
OUT2
20V/DIV
3758 TA04b
V
IN
= 12V
V
OUT1
V
OUT2
2µs/DIV
V
SW
50V/DIV
V
OUT2
1V/DIV
(AC)
V
OUT1
1V/DIV
(AC)
3758 TA04c
typicAl ApplicAtions
VFD (Vacuum Fluorescent Display) Flyback Power Supply
Start-Up Waveforms Switching Waveforms
SENSE
LT3758
V
IN
V
IN
9V TO 16V
C
IN
22µF
25V
63.4k
200kHz
GATE
FBX
GND
INTV
CC
SHDN/UVLO
SYNC
RT
SS
C
OUT2
2.2µF
100V
X7R
T1
1, 2, 3
4
5
6
178k
32.4k
0.47µF
47pF
10k
10nF
0.019Ω
0.5W
1.62k
95.3k
D1
D2
C
VCC
4.7µF
10V
X5R
V
OUT
96V
80mA
V
OUT2
64V
40mA
3758 TA04a
C
OUT1
1µF
100V
X7R
SWM1
C
IN
: MURATA GRM32ER61E226KE15L
C
OUT1
: MURATA GRM31CR72A105K01L
C
OUT2
: MURATA GRM32ER72A225KA35L
D1: VISHAY SILICONIX ES1D
D2: VISHAY SILICONIX ES1C
M1: VISHAY SILICONIX Si4100DY
T1: COILTRONICS VP1-0102
(*PRIMARY = 3 WINDINGS IN PARALLEL)
220pF
22Ω
V
C