LM311 LM211
Figure 12. Output Leakage Current
versus Temperature
OUTPUT LEAKAGE CURRENT (mA)
100
POWER SUPPLY CURRENT (mA)
VCC = +15 V
VEE = –15 V
10
3.6
TA = +25°C
3.0
Positive Supply – Output Low
2.4
1.8
Positive and Negative Power Supply – Output H igh
1.2
0.6
0
45
65
85
105
125
0
5.0
10
15
20
25
30
TA, TEMPERATURE (°C)
VCC–VEE, POWER SUPPLY VOLTAGE (V)
Figure 13. Power Supply Current
versus Supply Voltage
1.0
Output VO = +50 V (LM11/211 only)
0.1
0.01
25
Figure 14. Power Supply Current
versus Temperature
3.0
2.6
2.2
1.8
Positive and Negative Supply – Output High
1.4
1.0
–55
VCC = +15 V
VEE = –15 V
Postive Supply – Output Low
SUPPLY CURRENT (mA)
–25
0
25
50
75
TA, TEMPERATURE (°C)
100
125
APPLICATIONS INFORMATION
Figure 15. Improved Method of Adding
Hysteresis Without Applying Positive
Feedback to the Inputs
+15 V
3.0 k
33 k
0.1
µF
8
2
Input
R1
C2
R2
3
+
5.0 k
C1
0.002
6
µF
5
LM311
–
4
0.1
µF
–15 V
1
7
Output
4.7 k
Input
100
R1
C2
100
R2
2
1.0 M
–15 V 510 k
3
+
5
LM311
–
4
0.1
µF
1
7
Output
0.1
µF
8
5.0 k
C1
82
3.0 k
4.7 k
Figure 16. Conventional Technique
for Adding Hysteresis
+15 V
6
MOTOROLA ANALOG IC DEVICE DATA
5
ONSEMI [ ON SEMICONDUCTOR ]
