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LTC2900-1IDD#TRPBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16
4
LTC2900
2900f
TYPICAL PERFOR A CE CHARACTERISTICS
UW
2.5V Threshold Voltage
vs Temperature
1.8V Threshold Voltage
vs Temperature
1.5V Threshold Voltage
vs Temperature
TEMPERATURE (°C)
–60
THRESHOLD VOLTAGE, V
RT25
(V)
2.3750
2.3675
2.3600
2.3525
2.3450
2.3375
2.3300
2.3225
2.3150
2.3075
2.3000
–20
20
40
2900 G04
–40 0
60
80
100
TEMPERATURE (°C)
–60
1.655
THRESHOLD VOLTAGE, V
RT18
(V)
1.665
1.675
1.685
1.695
–20 20
60
100
2900 G05
1.705
1.660
1.670
1.680
1.690
1.700
1.710
–40 0
40
80
TEMPERATURE (°C)
–60
THRESHOLD VOLTAGE, V
RT15
(V)
1.425
1.420
1.415
1.410
1.405
1.400
1.395
1.390
1.385
1.380
–20
20
40
2900 G06
–40 0
60
80
100
5V Threshold Voltage
vs Temperature
3.3V Threshold Voltage
vs Temperature
3V Threshold Voltage
vs Temperature
TEMPERATURE (°C)
–60
THESHOLD VOLTAGE, V
RT50
(V)
4.675
4.700
4.750
4.725
0 40 100
2900 G01
4.650
4.625
4.600
–40 –20
20
60 80
TEMPERATURE (°C)
–60
THRESHOLD VOLTAGE, V
RT33
(V)
3.135
3.125
3.115
3.105
3.095
3.085
3.075
3.065
3.055
3.045
3.035
–20
20
40
2900 G02
–40 0
60
80
100
TEMPERATURE (°C)
–60
THRESHOLD VOLTAGE, V
RT30
(V)
2.850
2.840
2.830
2.820
2.810
2.800
2.790
2.780
2.770
2.760
–20
20
40
2900 G03
–40 0
60
80
100
TI I G DIAGRA
UWW
Monitor Timing
t
RST
t
RST
t
PBW
2900 TD
V
RTX
V
X
RST
PBR
t
UV
1.5V
t
PBD
5
LTC2900
2900f
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Typical Transient Duration
vs Comparator Overdrive (V1, V2)
RESET COMPARATOR OVERDRIVE VOLTAGE (% OF V
RTX
)
0.1
250
TYPICAL TRANSIENT DURATION (µs)
300
350
400
450
1 10 100
2900 G13
200
150
50
0
100
RESET OCCURS
ABOVE CURVE
T
A
= 25°C
RESET COMPARATOR OVERDRIVE VOLTAGE (% OF V
RTX
)
0.1
80
TYPICAL TRANSIENT DURATION (µs)
100
120
140
160
1 10 100
2900 G20
60
40
20
0
200
180
220
T
A
= 25°C
RESET OCCURS
ABOVE CURVE
Typical Transient Duration
vs Comparator Overdrive (V3, V4)
I
V4
vs Temperature
TEMPERATURE (°C)
–60
0
I
V4
(µA)
0.1
0.3
0.4
0.5
1.0
0.7
–20
20
40
2900 G12
0.2
0.8
0.9
0.6
–40 0
60
80
100
V1 = 5V
V2 = 3.3V
V3 = 2.5V
V4 = 1.8V
I
V1
vs Temperature
TEMPERATURE (°C)
–60
0
I
V1
(µA)
10
30
40
50
100
70
–20
20
40
2900 G09
20
80
90
60
–40 0
60
80
100
V1 = 5V
V2 = 3.3V
V3 = 2.5V
V4 = 1.8V
I
V2
vs Temperature I
V3
vs Temperature
TEMPERATURE (°C)
–60
0.5
I
V2
(µA)
0.6
0.8
0.9
1.0
1.5
1.2
–20
20
40
2900 G10
0.7
1.3
1.4
1.1
–40 0
60
80
100
V1 = 5V
V2 = 3.3V
V3 = 2.5V
V4 = 1.8V
TEMPERATURE (°C)
–60
0.1
I
V3
(µA)
0.2
0.4
0.5
0.6
1.1
0.8
–20
20
40
2900 G11
0.3
0.9
1.0
0.7
–40 0
60
80
100
V1 = 5V
V2 = 3.3V
V3 = 2.5V
V4 = 1.8V
ADJ Threshold Voltage
vs Temperature
–ADJ Threshold Voltage
vs Temperature
TEMPERATURE (°C)
–60
THRESHOLD VOLTAGE, V
RTA
(V)
0.508
0.506
0.504
0.502
0.500
0.498
0.496
0.494
0.492
–20
20
40
2900 G07
–40 0
60
80
100
TEMPERATURE (°C)
–60
THRESHOLD VOLTAGE, V
RTAN
(V)
0.018
0.012
0.006
0
–0.006
–0.012
–0.018
–20
20
40
2900 G08
–40 0
60
80
100
TEMPERATURE (°C)
–60
V
REF
(V)
1.228
1.222
1.216
1.210
1.204
1.198
1.192
–20
20
40
2900 G21
–40 0
60
80
100
V
REF
vs Temperature
6
LTC2900
2900f
TYPICAL PERFOR A CE CHARACTERISTICS
UW
RST Pull-Up Current vs V2
(LTC2900-1)
V2 (V)
2
0
PULL-UP CURRENT (µA)
4
8
12
2.5
3
3.5 4
2900 G22
4.5
16
20
2
6
10
14
18
5
T
A
= 25°C
V
RT25
V
RT30
V
RT33
RST Pull-Up Current vs V2
(LTC2900-2)
V2 (V)
2
0
PULL-UP CURRENT (mA)
2
4
5
2.5
3
3.5 4
2900 G23
4.5
1
3
6
5
T
A
= 25°C
V
RT25
V
RT30
V
RT33
RST, I
SINK
vs Supply Voltage
V1 OR V2 (V)
0
0
I
SINK
(mA)
2
4
6
1
2
34
2900 G17
5
9
13
1
3
5
7
11
8
12
10
6
V
OL
= 0.4V
T
A
= 25°C
V
OL
= 0.2V
RST Voltage Output Low
vs Output Sink Current
RST High Level Output Voltage
vs Output Source Current
(LTC2900-2)
I
SINK
(mA)
0
V
OL
(V)
20
40
50 90
2900 G18
10 30
60
70
80
3.0
2.5
2.0
1.5
1.0
0.5
0
85°C
25°C
–40°C
V2 = 3V
V1 = 5V
I
SOURCE
(mA)
0 0.5 2
V
OH
(V)
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
2900 G19
2.5
1.51
85°C
25°C
–40°C
V1 = 5V
V2 = 3V
V3 = 2.5V
V4 = 1V
RST Output Voltage
vs V1, V
PG
= 0V
Reset Time-Out Period
vs Temperature
Reset Time-Out Period
vs Capacitance
V1 (V)
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
RST OUTPUT VOLTAGE (V)
2900 G14
5
4
3
2
1
0
V1 = V2 = V3 = V4
10k PULL-UP FROM RST TO V1
T
A
= 25°C
TEMPERATURE (°C)
–60
4.9
RESET TIME-OUT PERIOD, t
RST
(ms)
5.4
6.4
6.9
8.9
7.9
–20
20
40
2900 G15
5.9
8.4
7.4
–40 0
60
80
100
C
RT
= 1500pF
(SILVER MICA)
C
RT
(FARAD)
10p 100p 10n 1µ
10
1
100m
10m
1m
100µ
2900 G16
1n
100n
RESET TIME-OUT PERIOD, t
RST
(sec)
T
A
= 25°C
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16

LTC2900-1IDD#TRPBF

Mfr. #:
Buy LTC2900-1IDD#TRPBF
Manufacturer:
Analog Devices Inc.
Description:
Supervisory Circuits Quad Voltage Monitor
Lifecycle:
New from this manufacturer.
Delivery:
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Payment:
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