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LTC1444CS Datasheet(PDF) 4 Page - Linear Technology

No. de pieza LTC1444CS
Descripción Electrónicos  Ultralow Power Quad Comparators with Reference
PDF  12 Pages
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Fabricante Electrónico  LINER [Linear Technology]
Página de inicio  http://www.linear.com
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LTC1444CS Datasheet(HTML) 4 Page - Linear Technology

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LTC1443/LTC1444/LTC1445
LTC1444/LTC1445
Hysteresis Control
VREF – VHYST (mV)
0
–20
0
20
30
50
LTC1443/44/45 • TPC01
–40
–60
–80
10
20
40
40
60
80
Supply Current vs Supply Voltage
Supply Current vs Temperature
SUPPLY VOLTAGE (V)
1.0
4.0
4.2
4.4
4.6
4.8
5.0
5.2
1.5
2.0
2.5
3.0
LTC1443/44/45 • TPC02
TA = 25°C
TEMPERATURE (
°C)
–60
20
5.8
5.4
5.0
4.6
4.2
3.8
3.4
3.0
LTC1443/44/45 • TPC03
–20
60
–40
40
080 100 120
IN+ = (IN– + 100mV)
V– = GND (LTC1443)
V+ = 3V
V– = 0V
V+ = 5V
V– = 0V
V+ = 5V
V– = –5V
LTC1444/LTC1445 Reference
Voltage vs Temperature
TEMPERATURE (
°C)
–60
1.208
1.212
1.216
1.220
1.224
–40 –20
0
20
LTC1443/44/45 • TPC04
40
60
80 100 120
V+ = 5V
TEMPERATURE (
°C)
–60
1.186
1.184
1.182
1.180
1.178
1.176
1.174
1.172
1.170
100
LTC1443/44/45 • TPC05
–20
20
60 80
–40
0
40
120 140
V+ = 5V
V– = GND
LTC1443 Reference Voltage
vs Temperature
LOAD CURRENT (mA)
1.184
1.183
1.182
1.181
1.180
1.179
1.178
0.2
0.4
0.6
0.8
LTC1443/44/45 • TPC06
1.0
0.1
0
0.3
0.5
0.7
0.9
V+ = 5V
V– = GND
TA = 25°C
SOURCE
LTC1443 Reference Output
Voltage vs Output Load Current
LTC1443 Reference Output
Voltage vs Output Load Current
Comparator Output Voltage High
vs Load Current
Comparator Output Voltage Low
vs Load Current
LOAD CURRENT (
µA)
0
20
1.194
1.192
1.190
1.188
1.186
1.184
1.182
1.180
LTC1443/44/45 • TPC07
10
30
5
25
15
35
40
45
V+ = 5V
V– = GND
TA = 25°C
SINK
LOAD CURRENT (mA)
0
1.0
2.0
3.0
4.0
5.0
10
20
30
40
LTC1443/44/45 • TPC08
50
60
V+ = 5V
V+ = 3V
V+ = 2V
TA = 25°C
LOAD CURRENT (mA)
0
1.5
2.0
2.5
30
50
80
LTC1443/44/45 • TPC09
1.0
0.5
0
10
20
40
60
70
V+ = 2V
V+ = 3V
V+ = 5V
TA = 25°C
TYPICAL PERFOR A CE CHARACTERISTICS



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