LTC4214 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC4214' PDF : 32 Pages View PDF
LTC4214-1/LTC4214-2
TYPICAL PERFOR A CE CHARACTERISTICS All voltages are referenced to VEE Unless
otherwise specified.
IGATE (Sourcing) vs Temperature
60
VIN = 12V
58 UV/OV = 2.5V
TIMER = 0V
56 VSENSE = VEE
54 VGATE = 0V
52
50
48
46
44
42
40
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
4214 G13
IGATE (ACL, Sinking)
vs Temperature
30
VIN = 12V
UV/OV = 2.5V
25
TIMER = 0V
VSENSE – VEE = 0.15V
20
VGATE = 3V
15
10
5
0
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
4214 G14
IGATE (FCL, Sinking)
vs Temperature
400
VIN = 12V
350
UV/OV = 2.5V
TIMER = 0V
300
VSENSE – VEE = 0.3V
VGATE = 1V
250
200
150
100
50
0
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
4214 G15
VGATE vs Temperature
12.0
VIN = 12V
11.8 UV/OV = 2.5V
TIMER = 0V
11.6 VSENSE = VEE
11.4
11.2
11.0
10.8
10.6
10.4
10.2
10.0
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
4214 G16
VGATEH vs Temperature
3.6 VIN = 12V
3.4
UV/OV = 2.5V
VGATEH = VIN – VGATE
3.2
3.0
2.8
2.6
2.4
2.2
2.0
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
4214 G17
VGATEL vs Temperature
0.8 VIN = 12V
0.7
UV/OV = 2.5V
TIMER = 0V
0.6
GATE THRESHOLD
BEFORE RAMP-UP
0.5
0.4
0.3
0.2
0.1
0
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
4214 G18
VUVHI vs Temperature
2.40
VIN = 12V
2.35
2.30
2.25
2.20
2.15
2.10
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
4214 G19
VUVHST vs Temperature
0.28
VIN = 12V
0.27
0.26
0.25
0.24
0.23
0.22
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
4214 G20
VOVHI vs Temperature
3.15
VIN = 12V
3.10
3.05
3.00
2.95
2.90
2.85
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
4214 G21
421412f
5
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