LTC1157 查看數據表（PDF） - Linear Technology
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LTC1157 Datasheet PDF : 8 Pages
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TYPICAL PERFOR A CE CHARACTERISTICS
LTC1157
Standby Supply Current
12
VIN1 = VIN2 = 0V
10 TA = 25°C
8
6
4
2
0
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
SUPPLY VOLTAGE (V)
LTC1157 • TPC01
Input Threshold Voltage
3.0
TA = 25°C
2.5
2.0
1.5
1.0
0.5
0
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
SUPPLY VOLTAGE (V)
LTC1157 • TPC04
Standby Supply Current
12
10
8
6
VS = 5V
4
VS = 3.3V
2
0
0 10 20 30 40 50 60 70
TEMPERATURE (˚C)
LTC1157 • TPC07
Supply Current per Driver ON
600
ONE INPUT = ON
500
OTHER INPUT = OFF
TA = 25°C
400
300
200
100
0
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
SUPPLY VOLTAGE (V)
LTC1157 • TPC02
Gate Voltage Above Supply
12
10
8
6
4
2
0
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
SUPPLY VOLTAGE (V)
LTC1157 • TPC03
Turn-ON Time
1000
CGATE = 1000pF
800
600
400
VGS = 2V
VGS = 5V
300
200
VGS = 1V
0
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
SUPPLY VOLTAGE (V)
LTC1157 • TPC05
Turn-OFF Time
60
CGATE = 1000pF
50 TIME FOR VGATE < 0.5V
40
30
20
10
0
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
SUPPLY VOLTAGE (V)
LTC1157 • TPC06
Supply Current per Driver ON
300
250
200
VS = 5V
150
100
VS = 3.3V
50
0
0 10 20 30 40 50 60 70
TEMPERATURE (˚C)
LTC1157 • TPC08
Gate Drive Current
1000
TA = 25°C
100
10
VS = 5V
1
VS = 3.3V
0.1
0
2
4
6
8
10
GATE VOLTAGE ABOVE SUPPLY (V)
LTC1157 • TPC09
3
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