Datasheet

LTC2913
4
2913fb
Specifi cations are at T
A
= 25°C, V
CC
= 3.3V unless otherwise noted.
Supply Current vs Temperature
V
CC
Shunt Voltage
vs Temperature
V
CC
Shunt Voltage vs I
CC
Typical Transient Duration
vs Comparator Overdrive
UV Output Voltage vs V
CC
TEMPERATURE (°C)
–50
0.495
TRHESHOLD VOLTAGE, V
UOT
(V)
0.497
0.499
0.501
–25
0
25 50
2913 G01
75
0.503
0.505
0.496
0.498
0.500
0.502
0.504
100
TEMPERATURE (°C)
–50
25
I
CC
(μA)
30
40
50
–25
0
25 50
2913 G02
75
55
35
45
100
V
CC
= 5V
V
CC
= 3.3V
V
CC
= 2.3V
TEMPERATURE (°C)
–50
6.2
V
CC
(V)
6.3
6.4
6.5
6.6
6.8
–25
02550
2913 G03
75 100
6.7
10mA
5mA
2mA
1mA
200μA
I
CC
(mA)
–2 0
6.25
V
CC
(V)
6.45
6.75
2
6
8
2913 G04
6.35
6.65
6.55
4
10
12
–40°C
25°C
85°C
COMPARATOR OVERDRIVE PAST THRESHOLD (%)
0.1
400
TYPICAL TRANSIENT DURATION (μs)
500
600
700
1 10 100
2913 G05
300
200
100
0
V
CC
= 2.3V
V
CC
= 6V
RESET OCCURS
ABOVE CURVE
SUPPLY VOLTAGE, V
CC
(V)
0
UV VOLTAGE (V)
0.4
0.6
0.8
2913 G06
0.2
0
0.2
0.4
0.6
1.0
0.8
V
CC
UV WITH
10k PULL-UP
UV WITHOUT
PULL-UP
TIMING DIAGRAMS
V
Hn
Monitor Timing
V
Hn
Monitor Timing (TMR Pin Strapped to V
CC
)
V
Ln
Monitor Timing
V
Ln
Monitor Timing (TMR Pin Strapped to V
CC
)
Input Threshold Voltage
vs Temperature
V
Hn
UV
V
UOT
1V
t
UOD
t
UOTO
2913 TD01
V
Ln
OV
V
UOT
1V
t
UOD
t
UOTO
2913 TD02
V
Hn
UV
V
UOT
1V
t
UOD
t
UOD
2913 TD03
V
Ln
OV
V
UOT
1V
t
UOD
t
UOD
2913 TD04
TYPICAL PERFORMANCE CHARACTERISTICS