LT3593
TYPICAL PERFORMANCE CHARACTERISTICS
T A = 25°C unless otherwise speci?ed.
40
39
Open-Circuit Output Clamp
Voltage
10
9
8
Input Current in Output Open
Circuit
40
39
Open-Circuit Output Clamp
Voltage vs Temperature
V IN = 3.6V
25°C
100°C
7
38
–50°C
6
38
5
37
4
3
37
36
2
3
4
5
6
2
2.0
2.5
3.0
3.5
4.0 4.5
5.0
5.5
6.0
36
–50
–25
0
25
50
75
100
V IN (V)
3593 G09
V IN (V)
3593 G10
TEMPERATURE (°C)
3593 G11
Input Current in Output
Open-Circuit vs Temperatue
Switching Frequency vs
Temperature
LED Current vs CTRL Strobe
Pulses
8
7
V IN = 3.6V
1150
1100
V IN = 3.6V
20
V IN = 3.6V
10LEDS
15
6
1050
5
4
3
1000
950
900
10
5
2
–50
–25
0
25
50
75
100
850
–50
–25
0
25
50
75
100
0
0
8
16
24
32
TEMPERATURE (°C)
Full-Scale Current vs V IN
3593 G12
TEMPERATURE (°C)
Full-Scale Current vs V CAP
3593 G13
NUMBER OF CTRL STROBES
Full-Scale Current vs
Temperature
3593 G14
21.0
20.5
20.0
19.5
10 LEDs
21.0
20.5
20.0
19.5
21.0
20.5
20.0
19.5
V IN = 3.6V
10LEDS
19.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
19.0
5
10
15
20
25
30
35
19.0
–50
–25
0
25
50
75
100
V IN (V)
3593 G15
V CAP (V)
3593 G16
TEMPERATURE (°C)
3593 G17
3593f
5
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