3575FE 查看數據表（PDF） - Linear Technology
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3575FE Datasheet PDF : 24 Pages
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LT3575
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted.
Switch Saturation Voltage
500
450
400
25°C
350
125°C
300
250
–50°C
200
150
100
50
0
0 500 1000 1500 2000 2500 3000
SWITCH CURRENT (mA)
3575 G04
Switch Current Limit
4.5
4
MAX ILIM
3.5
3
2.5
2.0
1.5
1
0.5
MIN ILIM
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3575 G05
Switch Current Limit vs RILIM
4
3.5
3
2.5
2
1.5
1
0.5
0
0 10 20 30 40 50 60
RILIM RESISTANCE (kΩ)
3575 G06
SHDN/UVLO Falling Threshold
1.28
1.26
1.24
1.22
1.20
1.18
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3575 G07
SS Pin Current
12
10
8
6
4
2
0
–60 –40 –20 0 20 40 60 80 100 120 140
TEMPERATURE (°C)
3575 G08
3575f
4
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