LT3466-1 Ver la hoja de datos (PDF) - Linear Technology
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LT3466-1 Datasheet PDF : 20 Pages
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LT3466-1
TYPICAL PERFOR A CE CHARACTERISTICS TA = 25°C unless otherwise specified
Switch Current Limit vs Duty Cycle
500
450
TA = –50°C
TA = 25°C
400
TA = 85°C
350
300
250
200
150
100
50
0
0
20
40
60
80 100
DUTY CYCLE (%)
34661 G05
Open-Circuit Output Clamp
Voltage
41.00
RT = 63.4k
40.50
40.00
39.50
39.00
38.50
VOUT2
VOUT1
38.00
2 4 6 8 10 12 14 16 18 20 22 24
VIN (V)
34661 G07
Quiescent Current
(CTRL1 = CTRL2 = 3V)
7
UVLO
6
5
4
3
2
1
0
04
8 12 16
VIN (V)
20 24
34661 G04
Open-Circuit Output Clamp
Voltage
42
RT = 63.4k
41
VOUT2
40
VOUT1
39
38
37
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
34661 G08
Shutdown Current
(CTRL1 = CTRL2 = 0V)
70
TA = –50°C
60
50
TA = 25°C
40
TA = 100°C
30
20
10
0
2 4 6 8 10 12 14 16 18 20 22 24
VIN (V)
34661 G06
Input Current with Output 1 and
Output 2 Open Circuit
20
RT = 63.4k
16
12
8
4
0
2 4 6 8 10 12 14 16 18 20 22 24
VIN (V)
34661 G09
RT vs Oscillator Frequency
1000
Oscillator Frequency vs VIN
1100
RT = 48.7k
1000
100
900
4
10
200
600 1000 1400 1800
OSCILLATOR FREQUENCY (kHz)
34661 G10
800
2 4 6 8 10 12 14 16 18 20 22 24
VIN (V)
34661 G11
34661f
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