LT3460(2003) Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
componentes Descripción
Fabricante
LT3460 Datasheet PDF : 12 Pages
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TYPICAL PERFOR A CE CHARACTERISTICS
LT3460
Quiescent Current
2.5
–50°C
2.0
25°C
100°C
1.5
1.0
0.5
0
0
5
10
VIN (V)
15
3460 G01
Switching Frequency
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
–50 –25
0 25 50
TEMPERATURE (°C)
75 100
3460 G02
SHDN Pin Bias Current
400
350
300
SHDN = 16V
250
200
150
100
50
SHDN = 3V
0
–50 –25
0 25 50
TEMPERATURE (°C)
75 100
3460 G03
Feedback Bias Current
30
25
20
15
10
5
0
–50 –25
0 25 50
TEMPERATURE (°C)
75 100
3460 G04
Switch Saturation Voltage
(VCESAT)
400
350
IC = 250mA
300
250
IC = 200mA
200
150
IC = 100mA
100
50
0
–50 –25
0 25 50
TEMPERATURE (°C)
75 100
3460 G06
Feedback Voltage
1.260
1.255
1.250
1.245
1.240
–50 –25
0 25 50
TEMPERATURE (°C)
75 100
3460 G05
Current Limit vs Duty Cycle
450
400
350
300
250
200
150
100
50
0
0
0.2 0.4 0.6 0.8 1.0
DUTY CYCLE
3460 G07
3460f
3
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