LTC1727 Linear Technology, LTC1727 Datasheet - Page 4

• Manufacturer Part Number: LTC1727
• Description: Micropower Precision Triple Supply Monitors in 8-Lead MSOP and 5-Lead SOT-23 Packages
• Manufacturer: Linear Technology

LTC1727/LTC1728
TYPICAL PERFOR A CE CHARACTERISTICS
4
– 0.5
– 2.0
–1.0
–1.5
280
260
220
200
180
240
160
140
2.0
1.5
1.0
0.5
11
15
14
13
12
10
9
8
7
5
0
6
0.80 0.85
–60 –40
– 60
I
(LTC1727-2.5/LT1728-2.5)
V
vs Input Voltage
Reset Pulse Width
vs Temperature
VCC3
V
V
V
T
CCA
CC3
CC25
CCA
A
–40
= 25 C
= 3.3V
= 3.3V
Input Current
vs Temperature
= 2.5V
–20
0.90
– 20
TEMPERATURE ( C)
INPUT VOLTAGE (V)
TEMPERATURE ( C)
0.95
0
0
20
20
1
1.05
40
40
1.10
60
60
W
1727/28 G01
1.15
1727/28 G07
80
1727/28 G04
80
U
1.20
100
100
1.000
1.015
1.010
1.005
0.995
0.990
0.985
1.1
0.5
1.5
1.4
1.3
1.2
1.0
0.9
0.8
0.7
0.6
10
–60
9
8
7
6
5
4
3
0
2
1
– 60
V
vs Temperature
0
RST, COMPX I
vs Supply Voltage
I
(LTC1727-5/LTC1728-5)
CCA
T
VCC3
V
V
V
A
–40
CC5
CC3
CCA
= 25 C
–40
Threshold Voltage
= 5V
= 3.3V
= 3.3V
1
vs Temperature
–20
– 20
TEMPERATURE ( C)
TEMPERATURE ( C)
V
2
0
CC3
0
SINK
OR V
20
20
3
CC5
40
V
40
OL
(V)
V
4
= 0.2V
60
OL
60
= 0.4V
1727/28 G02
80
5
1727/28 G05
1727/28 G08
80
100
100
6
450
400
350
300
250
200
150
100
RESET COMPARATOR OVERDRIVE VOLTAGE (% OF V
50
0
0.1
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.5
0.6
11
15
14
13
12
10
Typical Transient Duration
vs Comparator Overdrive
5
9
8
7
6
– 60
– 60
I
(LTC1727-2.5/LT1728-2.5)
I
(LTC1727-5/LTC1728-5)
VCC25
VCC5
V
V
V
V
V
V
CC5
CC3
CCA
CC3
CC25
CCA
–40
–40
= 3.3V
= 5V
= 3.3V
= 3.3V
= 3.3V
vs Temperature
= 2.5V
vs Temperature
– 20
– 20
1
TEMPERATURE ( C)
TEMPERATURE ( C)
0
0
RESET OCCURS
ABOVE CURVE
20
20
10
40
40
T
60
60
A
1727/28 G03
= 25 C
1727/28 G06
1727/28 G09
80
80
100
100
100
CC
)