LTC695-3.3 LINER [Linear Technology], LTC695-3.3 Datasheet - Page 5

• Manufacturer Part Number: LTC695-3.3
• Description: 3.3V Microprocessor Supervisory Circuits
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFOR
1.305V
1.285V
3.30
3.25
3.20
3.15
3.10
3.05
3.00
220
210
200
190
180
170
160
150
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
–50
Output Voltage vs Load Current
0
Power-Fail Comparator
Response Time
Reset Active Time vs
Temperature
V
CC
–25
0
= 3.3V
SLOPE = 4.6
10
1
V
LOAD CURRENT (mA)
0
PFI
TEMPERATURE ( C)
2
= 20mV STEP
20
3
25
TIME ( s)
V
1.3V
PFI
4
50
30
+
5
–
75
V
V
T
6
A
CC
BATT
V
T
W
= 25 C
A
CC
40
= 3.3V
= 25 C
7
694/5-3.3 G01
694/5-3.3 G07
694/5-3.3 G04
100
= 3.3V
= 2.4V
30pF
A
PFO
8
U
125
50
9
CE
1.315V
1.295V
C
2.90
2.89
2.88
2.87
2.86
2.85
2.84
2.40
2.39
2.38
2.37
2.36
2.35
3.5
3.0
2.5
2.0
1.5
1.0
0.5
HARA TERISTICS
0
–50
Output Voltage vs Load Current
0
Power-Fail Comparator
Response Time
Reset Voltage Threshold vs
Temperature
V
V
T
CC
CC
A
0
–25
= 25 C
= 3.3V
= 3.3V
100
20
SLOPE = 90
C
40
0
LOAD CURRENT ( A)
TEMPERATURE ( C)
V
PFI
200
60
TIME ( s)
25
1.3V
V
= 20mV STEP
PFI
80
50
100
300
+
–
120
75
V
V
T
CC
BATT
A
= 25 C
140
400
= 0V
694/5-3.3 G05
694/5-3.3 G02
694/5-3.3 G08
100
= 2.4V
30pF
160
PFO
500
180
125
LTC694-3.3/LTC695-3.3
1.315V
1.295V
1.310
1.308
1.306
1.304
1.302
1.300
1.298
1.296
1.294
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
5
4
2
1
0
3
–50
Power-Fail Comparator
Response Time with Pull-Up
Resistor
Power Failure Input Threshold
vs Temperature
RESET Output Voltage vs
Supply Voltage
0
V
V
T
CC
CC
A
0
–25
= 25 C
= 3.3V
= 3.3V
1
2
0
SUPPLY VOLTAGE (V)
4
TEMPERATURE ( C)
V
PFI
6
2
25
TIME ( s)
= 20mV STEP
1.3V
V
PFI
8
50
10
3
+
–
12
75
3.3V
14
4
694/5-3.3 G06
694/5-3.3 G03
100
10k
694/5-3.3 TA02
30pF
16
PFO
5
125
18
5