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LT3845MPFETRPBF Datasheet(PDF) 6 Page - Linear Technology

Part # LT3845MPFETRPBF
Description  High Voltage Synchronous Current Mode Step-Down Controller with Adjustable Operating Frequency
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT3845MPFETRPBF Datasheet(HTML) 6 Page - Linear Technology

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LT3845
6
3845fd
Maximum Current Sense
Threshold vs Temperature
TEMPERATURE (°C)
–50
102
104
106
25
75
3845 G13
100
98
–25
0
50
100
125
96
94
VIN UVLO Threshold (Rising)
vs Temperature
TEMPERATURE (°C)
–50
25
75
–25
0
50
100
125
3845 G14
4.54
4.52
4.50
4.48
4.46
4.44
4.42
4.40
VIN UVLO Threshold (Falling)
vs Temperature
TEMPERATURE (°C)
–50
25
75
–25
0
50
100
125
3845 G15
3.86
3.84
3.82
3.80
3.78
3.76
TYPICAL PERFORMANCE CHARACTERISTICS
I(SENSE+ + SENSE–) vs VSENSE(CM)
Operating Frequency
vs Temperature
VSENSE(CM) (V)
0
0.5
1.5
2.5
3.5
4.5
800
600
400
200
0
–200
–400
1.0
2.0
3.0
4.0
3845 G10
5.0
TA = 25°C
TEMPERATURE (°C)
–50
290
292
296
298
300
50
308
3845 G11
294
0
–25
75
100
25
125
302
304
306
TEMPERATURE (°C)
–50
25
75
3845 G12
–25
0
50
100
125
1.234
1.233
1.232
1.231
1.230
1.229
1.228
1.227
Error Amp Reference
vs Temperature


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