LTC1422 Ver la hoja de datos (PDF) - Linear Technology
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LTC1422 Datasheet PDF : 16 Pages
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LTC1422
TYPICAL PERFORMANCE CHARACTERISTICS
Supply Current vs Supply Voltage
1200
TA = 25°C
1000
800
600
400
200
0
246
8 10 12 14
SUPPLY VOLTAGE (V)
1422 G01
Gate Voltage vs Temperature
18.2
VCC = 5V
18.0 IG = 0A
17.8
17.6
17.4
17.2
17.0
16.8
16.6
16.4
– 55 – 35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
1422 G04
Feedback Threshold Voltage
vs Supply Voltage
1.2350
TA = 25°C
1.2345
HIGH THRESHOLD
1.2340
1.2335
1.2330
LOW THRESHOLD
1.2325
1.2320
2
4
6
8 10 12 14
SUPPLY VOLTAGE (V)
1422 G07
Supply Current vs Temperature
775
VCC = 5V
750
725
700
675
650
625
600
575
550
– 55 – 35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
1422 G02
Gate Current vs Supply Voltage
16
TA = 25°C
14 VG = 0V
12
10
8
6
4
24
6
8 10 12 14
SUPPLY VOLTAGE (V)
1422 G05
Feedback Threshold Voltage
vs Temperature
1.237
1.236
1.235
HIGH THRESHOLD
1.234
1.233
1.232
LOW THRESHOLD
1.231
1.230
1.229
1.228
– 55 – 35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
1422 G08
Gate Voltage vs Supply Voltage
30
TA = 25°C
25 IG = 0A
20
15
10
5
0
2
4
6
8 10 12 14
SUPPLY VOLTAGE (V)
1422 G03
Gate Current vs Temperature
10.4
VCC = 5V
10.2 VG = 0V
10.0
9.8
9.6
9.4
9.2
9.0
8.8
8.6
– 55 – 35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
1422 G06
Glitch Filter Time
vs Feedback Transient
70
60
TA = 25°C
50
40
30
20
10
0
40 80 120 160 200 240
FEEDBACK TRANSIENT (mV)
1422 G09
3
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