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LT4351CMS датащи(PDF) 3 Page - Linear Technology

номер детали LT4351CMS
подробное описание детали  MOSFET Diode-OR Controller
PDF  20 Pages
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производитель  LINER [Linear Technology]
домашняя страница  http://www.linear.com
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LT4351CMS датащи(HTML) 3 Page - Linear Technology

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LT4351
3
sn4351 4351fs
The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VIN = VOUT = 5V, VDD = 16.1V, VUV = 0.4V, VOV = 0.2V, GATE Open,
unless otherwise specified.
ELECTRICAL CHARACTERISTICS
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
TYPICAL PERFOR A CE CHARACTERISTICS
Undervoltage Threshold
vs Temperature
Overvoltage Threshold
vs Temperature
Undervoltage Threshold vs VIN
Note 2: TJ is calculated from the ambient temperature TA and power
dissipation PD according to the following formula:
TJ = TA + (PD • 120°C/W)
TEMPERATURE (
°C)
–50
290
292
296
298
300
310
304
0
50
75
4351 G01
294
306
308
302
–25
25
100
125
VIN = 1.2V
VIN = 5V
VIN = 12V
VIN = 20V
TEMPERATURE (
°C)
–50
293
297
299
305
0
50
75
4351 G02
295
301
303
–25
25
100
125
VIN = 1.2V
VIN = 5V
VIN = 12V
VIN = 20V
VIN (V)
0
302
306
310
16
4351 G03
298
294
300
304
308
296
292
290
4
2
8
6
12 14
18
10
20
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VDD
Operating Range
q
30
V
IVDD
VDD Supply Current
VIN = 1.2V, VOUT = 1.1V, VDD = 12.3V, GATE Open
q
3.0
4.0
mA
VIN = 18V, VOUT = 17.9V, VDD = 29.1V, GATE Open
q
3.6
5.6
mA
Status Functions
∆VGIS
Min Gate Voltage for Turning On Status
VOUT = 4.9V, ISTATUS = 1mA
q
0.75
1
V
VIOGF
VIN to VOUT Fault Voltage
VOUT Falling, Measured with Respect to VIN
185
210
230
mV
with Open Gate
VSTON
Status Pin On Voltage
IST = 5mA, VOUT = 4.9V, Status On
q
0.13
0.25
V
ISTOFF
Status Pin Leakage Current
VST = 30V, Status Off, VIN = 4.9V
q
0.04
1
µA
Specifications are at TA = 25°C unless otherwise specified.



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