LT3497 데이터 시트보기 (PDF) - Linear Technology
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LT3497 Datasheet PDF : 20 Pages
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LT3497
TYPICAL PERFORMANCE CHARACTERISTICS (TA = 25°C unless otherwise specified)
Quiescent Current
7
6
5
4
125°C
25°C
–50°C
3
2
1
0
0
2
4
6
8
10
VIN (V)
3497 G09
Current Limit vs Temperature
500
450
400
350
300
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3497 G11
Schottky Leakage Current vs
Temperature (–50°C to 125°C)
3
2
24V
1
16V
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3497 G12
Open-Circuit Output Clamp Voltage
vs Temperature (–50°C to 125°C)
36
34
32
30
28
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3497 G13
Input Current in Output Open
Circuit vs Temperature
(–50°C to 125°C)
30
VIN = 3V
25
20
15
10
5
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3497 G14
Switching Frequency vs
Temperature
2.60
VIN = 3.6V
2.50
2.40
2.30
2.20
2.10
2.00
1.90
1.80
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3497 G15
Sense Voltage (VCAP – VLED)
vs VCAP
208
Sense Voltage vs Temperature
206
204
202
200
125°C
25°C
198
196
–50°C
194
192
188
5
10
15
20
25
30
VCAP (V)
3497 G16
190
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3497 G17
3497f
5
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