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LTC2914 Datasheet(PDF) 6 Page - Linear Technology

Part # LTC2914
Description  Quad UV/OV Positive/Negative Voltage Monitor
PDF  18 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC2914 Datasheet(HTML) 6 Page - Linear Technology

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LTC2914
6
2914fc
For more information www.linear.com/LTC2914
VCC Shunt Voltage vs ICC
Buffered Reference Voltage
vs Temperature
Transient Duration
vs Comparator Overdrive
UV Output Voltage vs VCC
UV/OV Voltage Output Low
vs Output Sink Current
Reset Timeout Period
vs Capacitance
UV, ISINK vs VCC
Reset Timeout Period
vs Temperature
UV Output Voltage vs VCC
Specifications are at TA = 25°C, VCC = 3.3V unless otherwise noted.
Typical perForMance characTerisTics
ICC (mA)
–2
0
6.25
6.45
6.75
2
6
8
2914 G04
6.35
6.65
6.55
4
10
12
25°C
–40°C
85°C
TEMPERATURE (°C)
–50
0.995
0.997
0.999
1.001
–25
0
25
50
2914 G05
75
1.003
1.005
0.996
0.998
1.000
1.002
1.004
100
COMPARATOR OVERDRIVE PAST THRESHOLD (%)
0.1
400
500
600
700
1
10
100
2914 G06
300
200
100
0
VCC = 6V
RESET OCCURS
ABOVE CURVE
VCC = 2.3V
TEMPERATURE (°C)
–50
6
7
8
9
10
12
–25
0
25
50
2914 G07
75
100
11
CTMR = 1nF
SUPPLY VOLTAGE, VCC (V)
0
0.4
0.6
0.8
2914 G08
0.2
0
0.2
0.4
0.6
1.0
0.8
VCC
UV WITH
10k PULL-UP
UV WITHOUT
10k PULL-UP
SUPPLY VOLTAGE, VCC (V)
0
3
4
5
4
2914 G09
2
1
0
1
2
3
5
VHn = 0.55V
SEL = VCC
SUPPLY VOLTAGE, VCC (V)
0
3
4
5
4
2914 G10
2
1
0
1
2
3
5
VHn = 0.45V
SEL = VCC
UV AT 150mV
UV AT 50mV
IUV/OV (mA)
0
0
0.2
0.4
0.6
0.8
1.0
5
10
15
20
2914 G11
25
30
85°C
–40°C
25°C
TMR PIN CAPACITANCE, CTMR (nF)
10
100
1000
10000
0.1
10
100
1000
2914 G12
1
1



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