Datasheet

LTC1696
4
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Standby Supply Current
vs Supply Voltage
SUPPLY VOLTAGE (V)
0
0
SUPPLY CURRENT (µA)
40
80
120
5
10
15 20
1696 G01
25
160
200
20
60
100
140
180
30
T
A
= 25°C
TEMPERATURE (°C)
–55
SUPPLY CURRENT (µA)
160
170
180
105
1696 G02
150
140
120
–15
25
65
–35 125
5
45
85
130
200
190
V
CC
= 12V
SUPPLY VOLTAGE (V)
0
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
15 25
1696 G03
510
20 30
SUPPLY CURRENT (mA)
T
A
= 25°C
C
OUT
= 1000pF
Standby Supply Current
vs Temperature
Active Supply Current
vs Supply Voltage
Active Supply Current
vs Temperature
FB1, FB2 Feedback Threshold
Voltage vs Supply Voltage
TEMPERATURE (°C)
–55
0.95
SUPPLY CURRENT (mA)
1.00
1.10
1.15
1.20
–15
25
45 125
1696 G04
1.05
–35 5
65
85
105
V
CC
= 12V
C
OUT
= 1000pF
SUPPLY VOLTAGE (V)
FB1, FB2 FEEDBACK THRESHOLD VOLTAGE (V)
0.8814
0.8811
0.8808
0.8805
0.8802
0.8799
0.8796
6121824
1696 G05
3030 9 15 21 27
T
A
= 25°C
FB1, FB2 Feedback Threshold
Voltage vs Temperature
TEMPERATURE (°C)
–55
0.85
FB1, FB2 FEEDBACK THRESHOLD VOLTAGE (V)
0.86
0.88
0.89
0.90
–15
25
45 125
1696 G06
0.87
–35 5
65
85
105
V
CC
= 12V
TIMER Threshold Voltage
vs Supply Voltage TIMER Current vs Supply Voltage
SUPPLY VOLTAGE (V)
0
TIMER THRESHOLD VOLTAGE (V)
1.175
1.180
1.185
15
25
1696 G07
1.170
1.165
1.160
510 20
1.190
1.195
1.200
30
T
A
= 25°C
TIMER Threshold Voltage
vs Temperature
TEMPERATURE (°C)
–55
1.14
TIMER THRESHOLD VOLTAGE (V)
1.16
1.20
1.22
1.24
–15
25
45 125
1696 G08
1.18
–35 5
65
85
105
V
CC
= 12V
SUPPLY VOLTAGE (V)
0
8
TIMER CURRENT (µA)
10
12
14
16
20
5
10 15 20
1696 G09
25 30
18
T
A
= 25°C
FB1 AND FB2 OVERDRIVE = 200mV
FB1 OR FB2 OVERDRIVE = 200mV