LT3501EFE-PBF Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
componentes Descripción
Fabricante
LT3501EFE-PBF Datasheet PDF : 30 Pages
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LT3501
Typical Performance Characteristics
External Sync Duty Cycle Range
vs External Sync Frequency
100
90
80
MAXIMUM CLOCK
DUTY CYCLE
70
60
50
40
30
MINIMUM CLOCK
20
DUTY CYCLE
10
0
250 500 750 1000 1250 1500
FREQUENCY (kHz)
3501 G17
Frequency and Phase vs RT/SYNC
Pin Resistance
1600
190
1400
185
FREQUENCY
1200
180
1000
175
800
170
PHASE
600
165
400
160
200
155
100
0
150
20 40 60 80 100 120 140
RESISTANCE (kΩ)
1344 G18
Minimum Boost Voltage
vs Temperature
2.5
2.0
1.5
1.0
0.5
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3501 G21
VOUT + IND Current
vs Temperature
100
95
90
85
80
75
70
65
60
55
50
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3501 G22
Minimum Input Voltage
vs Load Current
5.0
VOUT = 2.5V
4.5
Minimum Input Voltage
vs Load Current
6.0
VOUT = 3.3V
5.5
4.0
5.0
3.5
4.5
3.0
4.0
2.5
RUNNING
3.5
RUNNING
2.0
1
10
100
1000
CURRENT (mA)
10000
3501 G24
3.0
1
10
100
1000
CURRENT (mA)
10000
3501 G25
6
Switch Saturation Voltage
vs Switch Current
450
400
125°C
350
25°C
300
250
–50°C
200
150
100
50
0
0.5 1 1.5 2 2.5 3 3.5
CURRENT (A)
3501 G19
VOUT + IND Current
vs Voltage
100
90
80
70
60
50
40
30
20
10
0
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
VOLTAGE (V)
3501 G23
Minimum Input Voltage
vs Load Current
7.5
VOUT = 5V
7.0
6.5
6.0
5.5
RUNNING
5.0
4.5
1
10
100
1000
CURRENT (mA)
10000
3501 G26
3501fd
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