LT3585-0/LT3585-1
LT3585-2/LT3585-3
4
3585f
TYPICAL PERFOR A CE CHARACTERISTICS
UW
LT3585-0 Charging Waveform
Normal Input Current Mode
LT3585-1 Charging Waveform
Normal Input Current Mode
LT3585-2 Charging Waveform
Normal Input Current Mode
LT3585-0 curves use Figure 11, LT3585-1 curves
use Figure 12, LT3585-2 curves use Figure 13 and LT3585-3 curves use Figure 14 unless otherwise noted.
V
OUT
50V/DIV
0.5s/DIV
3585 G01
V
BAT
= 3.6V
C
OUT
= 50µF
AVERAGE
INPUT
CURRENT
1A/DIV
V
OUT
50V/DIV
2s/DIV
3585 G02
V
BAT
= 3.6V
C
OUT
= 50µF
AVERAGE
INPUT
CURRENT
500mA/DIV
V
OUT
50V/DIV
1s/DIV
3585 G03
V
BAT
= 3.6V
C
OUT
= 50µF
AVERAGE
INPUT
CURRENT
1A/DIV
LT3585-3 Charging Waveform
Normal Input Current Mode
LT3585-0 Charging Waveform
Reduced Input Current Mode
LT3585-1 Charging Waveform
Reduced Input Current Mode
V
OUT
50V/DIV
0.5s/DIV
3585 G04
V
BAT
= 3.6V
C
OUT
= 50µF
AVERAGE
INPUT
CURRENT
1A/DIV
V
OUT
50V/DIV
0.5s/DIV
3585 G05
V
BAT
= 3.6V
C
OUT
= 50µF
AVERAGE
INPUT
CURRENT
1A/DIV
V
OUT
50V/DIV
2s/DIV
3585 G06
V
BAT
= 3.6V
C
OUT
= 50µF
AVERAGE
INPUT
CURRENT
500mA/DIV
LT3585-2 Charging Waveform
Reduced Input Current Mode
LT3585-3 Charging Waveform
Reduced Input Current Mode
Charge Time*
Normal Input Current Mode
V
OUT
50V/DIV
1s/DIV
3585 G07
V
BAT
= 3.6V
C
OUT
= 50 F
AVERAGE
INPUT
CURRENT
1A/DIV
V
OUT
50V/DIV
0.5s/DIV
3585 G08
V
BAT
= 3.6V
C
OUT
= 50µF
AVERAGE
INPUT
CURRENT
1A/DIV
V
BAT
(V)
2
CHARGE TIME (SECONDS)
4
6
10
3585 G09
2
0
4
6
*USING RUBYCON 330V, 50µF PHOTOFLASH
OUTPUT CAPACITOR (FW SERIES)
8
3
5
7
9
8
3
5
1
7
LT3585-0
LT3585-1
LT3585-2
LT3585-3