KA311 SINGLE COMPARATOR
8 DIP
VOLTAGE COMPARATOR
The KA311 series is a monolithic, low input current voltage
comparator. This device is also designed to operate from
dual or single supply voltage.
FEATURE
Low input bias current : 250nA (Max)
8 SOP
Low input offset current : 50nA (Max)
Differential Input Voltage :
30V.
Power supply voltage : single 5.0V supply to
15V.
Offset voltage null capability.
Strobe capability.
BLOCK DIAGRAM
ORDERING IN FORMATION
SCHEMATIC DIAGRAM
Device
Package
Operating Temperature
KA311
8 DIP
KA311D
8 SOP
0 ~ +70
&
KA311 SINGLE COMPARATOR
ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
(V
CC
= 15V, T
A
= 25
&
, unless otherwise specified)
NOTE 1. 0
T
A
+70
&
2. The response time specified is for a 100mV input step with 5mV over drive.
Characteristic
Symbol
Value
Unit
Total Supply Voltage
Output to Negative Supply Voltage KA311
Ground to Negative voltage
Differential Input Voltage
Input Voltage
Output Short Circuit Duration
Power Dissipation
Operating Temperature Range
Storage Temperature Range
V
CC
V
O
- V
EE
V
EE
V
I(DIFF)
V
I
P
D
T
OPR
T
STG
36
40
30
30
15
10
500
0 ~ +70
- 65 ~ +150
V
V
V
V
V
sec
mW
&
&
Characteristic
Symbol
Test Conditions
Min
Typ
Max
Unit
R
S
50K
1.0
7.5
NOTE 1
10
6
50
NOTE 1
70
100
250
NOTE 1
300
Voltage Gain
G
V
40
200
V/mV
Response Time
t
RES
NOTE 2
200
nS
I
O
=50mA, V
I
-10mV
0.75
1.5
Saturation Voltage
V
SAT
V
CC
4.5V, V
EE
= 0V
I
SINK
=8mA, V
I
-10mV, NOTE 1
0.23
0.4
V
Strobe "NO" Current
I
STR(ON)
3
mA
Output Leakage Current
I
SINK
I
STR
=3mA, V
I
10mV
V
O(P)
=35V, V
EE
=V
GND
=-5V
0.2
50
nA
Input Voltage Range
V
I(R)
NOTE 1
-14.5
to 13.0
-14.7
to 13.8
V
Positive Supply Current
I
CC
3.0
7.5
mA
Negative Supply Current
I
EE
-2.2
-5.0
mA
Strobe Current
I
STR
3
mA
Input Offset Voltage
V
IO
Input Offset Current
I
IO
Input Bias Current
I
BIAS
mV
nA
nA
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