LT3482IUD Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
componentes Descripción
Fabricante
LT3482IUD Datasheet PDF : 12 Pages
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LT3482
TYPICAL PERFOR A CE CHARACTERISTICS (TA = 25°C unless otherwise specified)
Oscillator Frequency vs
Temperature
1200
1100
1000
fSET = 2V
900
800
700
fSET = 0V
600
500
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3482 G01
Switch Current Limit
vs Duty Cycle
400
350
300
250
200
150
100
50
0
0
20
40
60
80 100
DUTY CYCLE (%)
3482 G02
Current Monitor Output vs MONIN
22
IAPD = 100µA
21
20
19
18
10 20 30 40 50 60 70 80 90
MONIN (V)
3482 G04
Current Monitor Voltage Drop
vs Reference Current
7
6
5
4
3
2
1
0
1.00E-07
1.00E-05
1.00E-03
REFERENCE CURRENT (A)
!"& / %
APD Current Monitor Accuracy
1.0E-02
MONIN = 90V
1.0E-03
1.0E-04
1.0E-05
1.0E-06
1.0E-07
1.0E-08
1.0E-09
1.0E-08
1.0E-06
1.0E-04
IAPD (A)
1.0E-02
3482 G05
Switch Saturation Voltage (VCESAT)
300
250
200
150
100
50
0
0 50 100 150 200 250 300 350
SWITCH CURRENT (mA)
3482 G08
4
Switch Current Limit vs
Temperature
360
340
320
300
280
260
240
220
200
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3482 G03
APD Current Monitor Accuracy
vs Temperature
2
MONIN = 90V
0
–2
–4
–6
–8
–10
–50
IAPD = 2.5mA
IAPD = 10µA
IAPD = 250nA
–25 0 25 50 75
TEMPERATURE (°C)
100 125
3482 G06
FB Pin Voltage vs Temperature
1.25
1.24
VIN = 16V
VIN = 3V
1.23
1.22
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3482 G09
3482fa
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