Datasheet

LT3593
5
3593f
Open-Circuit Output Clamp
Voltage
Input Current in Output Open
Circuit
Open-Circuit Output Clamp
Voltage vs Temperature
Input Current in Output
Open-Circuit vs Temperatue
Switching Frequency vs
Temperature
Full-Scale Current vs V
IN
Full-Scale Current vs V
CAP
Full-Scale Current vs
Temperature
TYPICAL PERFORMANCE CHARACTERISTICS
T
A
= 25°C unless otherwise specifi ed.
LED Current vs CTRL Strobe
Pulses
TEMPERATURE (°C)
–50
OPEN-CIRCUIT CLAMP VOLTAGE (V)
40
38
39
37
36
750–25 25
3593 G11
10050
V
IN
= 3.6V
NUMBER OF CTRL STROBES
0
LED CURRENT (mA)
20
15
10
0
16824
3593 G14
32
V
IN
= 3.6V
10LEDS
5
V
CAP
(V)
5
LED CURRENT (mA)
21.0
20.5
20.0
19.0
25201510 30
3593 G16
35
19.5
TEMPERATURE (°C)
–50
FULL SCALE CURRENT (mA)
21.0
20.5
20.0
19.0
0–25 50 7525
3593 G17
100
V
IN
= 3.6V
10LEDS
19.5
V
IN
(V)
2
OPEN-CIRCUIT CLAMP VOLTAGE (V)
40
38
39
37
36
543
3593 G09
6
25°C
100°C
–50°C
V
IN
(V)
2.0 2.5
INPUT CURRENT OUTPUT OPEN-CIRCUIT (mA)
10
8
9
4
5
6
7
2
5.0 5.53.0 3.5
3593 G10
6.04.0 4.5
3
TEMPERATURE (°C)
–50
INPUT CURRENT OUTPUT OPEN-CIRCUIT (mA)
8
6
7
5
2
750–25 25
3593 G12
10050
V
IN
= 3.6V
4
3
TEMPERATURE (°C)
–50
SWITCHING FREQUENCY (kHz)
1150
1050
1100
1000
850
750–25 25
3593 G13
10050
V
IN
= 3.6V
950
900
V
IN
(V)
2.5
LED CURRENT (mA)
21.0
20.5
19.0
5.03.53.0 4.0
3593 G15
6.05.54.5
10 LEDs
20.0
19.5