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