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Part Name
Description
LT3468-1 View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LT3468-1
Photoflash Capacitor Chargers in ThinSOT™
Linear Technology
LT3468-1 Datasheet PDF : 12 Pages
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LT3468/LT3468-1/LT3468-2
TYPICAL PERFOR A CE CHARACTERISTICS
LT3468 curves use the circuit of Figure 6, LT3468-1
curves use the circuit of Figure 7 and LT3468-2 use the circuit of Figure 8 unless otherwise noted.
LT3468 Charging Waveform
V
IN
= 3.6V
C
OUT
= 100
µ
F
LT3468-1 Charging Waveform
V
IN
= 3.6V
C
OUT
= 50
µ
F
LT3468-2 Charging Waveform
V
IN
= 3.6V
C
OUT
= 100
µ
F
V
OUT
50V/DIV
V
OUT
50V/DIV
AVERAGE
INPUT
CURRENT
1A/DIV
1s/DIV
3468 G01
V
OUT
50V/DIV
AVERAGE
INPUT
CURRENT
0.5A/DIV
1s/DIV
3468 G02
AVERAGE
INPUT
CURRENT
0.5A/DIV
1s/DIV
3468 G03
LT3468 Charge Time
10
T
A
= 25
°
C
9
8
7
6
5
4
C
OUT
= 100
µ
F
3
2
1
C
OUT
= 50
µ
F
0
234567
V
IN
(V)
89
3468 G04
LT3468 Input Current
800
T
A
= 25
°
C
600
V
IN
= 2.8V
400
V
IN
= 4.2V
V
IN
= 3.6V
200
LT3468-1 Charge Time
10
T
A
= 25
°
C
9
8
7
6
5
C
OUT
= 50
µ
F
4
3
2
1
C
OUT
= 20
µ
F
0
234567
V
IN
(V)
89
3468 G05
LT3468-1 Input Current
400
T
A
= 25
°
C
300
V
IN
= 2.8V
200
V
IN
= 4.2V
V
IN
= 3.6V
100
LT3468-2 Charge Time
10
T
A
= 25
°
C
9
8
7
6
5
C
OUT
= 100
µ
F
4
3
2
C
OUT
= 50
µ
F
1
0
23 4 5 6 7
V
IN
(V)
89
3468 G06
LT3468-2 Input Current
600
T
A
= 25
°
C
450
V
IN
= 2.8V
V
IN
= 4.2V
300
V
IN
= 3.6V
150
0
0 50 100 150 200 250 300
V
OUT
(V)
3468 G07
0
0 50 100 150 200 250 300
V
OUT
(V)
3468 G08
0
0 50 100 150 200 250 300
V
OUT
(V)
3468 G09
346812f
3
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