Datasheet

4
LTC1422
1422fb
TYPICAL PERFORMANCE CHARACTERISTICS
UW
SUPPLY VOLTAGE (V)
2
TIMER THRESHOLD VOLTAGE (V)
1.244
1.242
1.240
1.238
1.236
1.234
1.232
4
6810
1422 G10
12 14
T
A
= 25°C
TIMER Threshold Voltage
vs Supply Voltage
SUPPLY VOLTAGE (V)
2
2.0
TIMER CURRENT (µA)
2.1
2.2
2.3
2.4
2.6
4
6810
1422 G12
12 14
2.5
T
A
= 25°C
TIMER Current vs Supply Voltage
TEMPERATURE (°C)
–55
TIMER THRESHOLD VOLTAGE (V)
65
1.242
1.241
1.240
1.239
1.238
1.237
1.236
1.235
1.234
1.233
1422 G11
5–35
85
25–15
105
45
125
V
CC
= 12V
V
CC
= 5V
V
CC
= 3V
TIMER Threshold Voltage
vs Temperature
ON Pin Threshold Voltage
vs Supply VoltageTIMER Current vs Temperature
TEMPERATURE (°C)
–55
TIMER CURRENT (µA)
65
2.45
2.40
2.35
2.30
2.25
2.20
2.15
2.10
2.05
2.00
1422 G13
5–35
85
25–15
105
45
125
V
CC
= 5V
SUPPLY VOLTAGE (V)
2
ON PIN THRESHOLD VOLTAGE (V)
1.32
1.30
1.28
1.26
1.24
1.22
1.20
4
6810
1422 G14
12 14
T
A
= 25°C
LOW THRESHOLD
HIGH THRESHOLD
ON Pin Threshold Voltage
vs Temperature
TEMPERATURE (°C)
–55
ON PIN THRESHOLD VOLTAGE (V)
65
1.38
1.36
1.34
1.32
1.30
1.28
1.26
1.24
1.22
1.20
1422 G15
5–35
85
25–15
105
45
125
V
CC
= 5V
INPUT HIGH
INPUT LOW
Current Limit Threshold
vs Temperature
TEMPERATURE (°C)
–55
40
CURRENT LIMIT THRESHOLD (mV)
45
55
60
65
65
85
1422 G17
50
5–35
85
25–15
105
45
125
70
75
80
V
CC
= 5V
RESET Pull-Up Current
vs Temperature
TEMPERATURE (°C)
–55
4
RESET PULL-UP CURRENT (µA)
6
10
12
14
65
22
1422 G18
8
5–35
85
25–15
105
45
125
16
18
20
V
CC
= 5V