LTC6991HS6 データシートの表示（PDF） - Linear Technology
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LTC6991HS6 Datasheet PDF : 24 Pages
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LTC6991
Typical Performance Characteristics
V+ = 3.3V, RSET = 200k, TA = 25°C unless otherwise noted.
Supply Current vs Supply Voltage
150
125
RSET = 50k
100
RSET = 100k
RSET = 200k
75
50
RSET = 800k
25
Supply Current vs Temperature
150
125
5V, RSET = 100k
100
2.5V, RSET = 100k
75
5V, RSET = 800k
50
2.5V, RSET = 800k
25
Supply Current
vs RST Pin Voltage
250
RSET = 800k
200
5V
RST FALLING
5V
RST RISING
150
3.3V
RST FALLING
100
3.3V
RST RISING
50
0
2
3
4
5
6
SUPPLY VOLTAGE (V)
6991 G10
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
6991 G11
0
0
0.2
0.4
0.6
0.8
1.0
VRST/V+ (V/V)
6991 G12
Supply Current vs RSET
150
125
V+ = 5V
100
75
50
V+ = 3.3V
V+ = 2.5V
25
Typical ISET Current Limit vs V+
1000
SET PIN SHORTED TO GND
800
600
400
200
RST Threshold Voltage
vs Supply Voltage
3.5
3.0
POSITIVE-GOING
2.5
2.0
NEGATIVE-GOING
1.5
1.0
0.5
0
0
200
400
600
800
RSET (kΩ)
6991 G13
0
2
3
4
5
6
SUPPLY VOLTAGE (V)
6991 G15
0
2
3
4
5
6
SUPPLY VOLTAGE (V)
6991 G14
Reset Propagation Delay (tRST)
vs Supply Voltage
50
CLOAD = 5pF
45
40
35
30
25
20
15
10
5
0
2
3
4
5
6
SUPPLY VOLTAGE (V)
6991 G16
Rise and Fall Time
vs Supply Voltage
3.0
CLOAD = 5pF
2.5
2.0
tRISE
1.5
tFALL
1.0
0.5
0
2
3
4
5
6
SUPPLY VOLTAGE (V)
6991 G17
6991f
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