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KA741
Single Operational Amplifier
Features
•
•
•
•
•
Short circuit protection
Excellent temperature stability
Internal frequency compensation
High Input voltage range
Null of offset
Description
The KA741 series are general purpose operational
amplifiers. It is intended for a wide range of analog
applications. The high gain and wide range of operating
voltage provide superior performance in intergrator,
summing amplifier, and general feedback applications.
8-DIP
1
8-SOP
1
Internal Block Diagram
Rev. 1.0.1
©2001 Fairchild Semiconductor Corporation
KA741
Schematic Diagram
Absolute Maximum Ratings (T
A
= 25°C)
Parameter
Supply Voltage
Differential Input Voltage
Input Voltage
Output Short Circuit Duration
Power Dissipation
Operating Temperature Range
KA741
KA741I
Storage Temperature Range
Symbol
V
CC
V
I(DIFF)
V
I
-
P
D
T
OPR
T
STG
Value
±18
30
±15
Indefinite
500
0 ~ + 70
-40 ~ +85
-65 ~ + 150
mW
°C
°C
Unit
V
V
V
2
KA741
Electrical Characteristics
(V
CC
=
15V, V
EE
= - 15V. T
A
= 25
°C,
unless otherwise specified)
Parameter
Symbol
Conditions
KA741/KA741I
Min.
Typ.
Max.
Unit
Input Offset Voltage
Input Offset Voltage
Adjustment Range
Input Offset Current
Input Bias Current
Input Resistance (Note1)
Input Voltage Range
V
IO
V
IO(R)
I
IO
I
BIAS
R
I
V
I(R)
R
S
≤10KΩ
R
S
≤50Ω
V
CC
=
±20V
-
-
V
CC
=±20V
-
R
L
≥2KΩ
V
CC
=±20V,
V
O(P-P)
=±15V
V
CC
=±15V,
V
O(P-P)
=±10V
-
V
CC
=
±20V
R
L
≥10KΩ
R
L
≥2KΩ
V
CC
=
±15V
R
L
≥10KΩ
R
L
≥2KΩ
-
-
-
-
-
0.3
±12
-
20
-
-
-
±12
±10
70
-
-
77
-
-
-
-
-
-
-
-
2.0
-
±15
20
80
2.0
±13
-
200
25
-
-
±14
±13
90
-
-
96
0.3
10
-
0.5
1.5
-
50
6.0
-
-
200
500
-
-
-
mV
mV
nA
nA
MΩ
V
Large Signal Voltage Gain
G
V
V/mV
-
-
-
-
-
-
-
-
-
dB
-
-
-
-
-
2.8
-
85
µs
%
MHz
V/µs
mA
mW
dB
V
mA
Output Short Circuit Current
I
SC
Output Voltage Swing
V
O(P-P)
Common Mode Rejection Ratio
CMRR
R
S
≤10KΩ,
V
CM
=
±12V
R
S
≤50Ω,
V
CM
=
±12V
V
CC
=
±15V
to V
CC
=
±15V
R
S
≤50Ω
V
CC
=
±15V
to V
CC
=
±15V
R
S
≤10KΩ
Unity Gain
Power Supply Rejection Ratio
PSRR
Transient
Response
Bandwidth
Slew Rate
Supply Current
Rise Time
Overshoot
T
R
OS
BW
SR
I
CC
P
C
Unity Gain
R
L
=
∞Ω
V
CC
=
±20V
V
CC
=
±15V
Power Consumption
Note:
1. Guaranteed by design.
3
KA741
Electrical Characteristics
(V
CC
= ±15V, unless otherwise specified)
The following specification apply over the range of 0°C
≤
T
A
≤
+70
°C
for the KA741; and the -40°C
≤
T
A
≤
+85
°C
for the KA741I
Parameter
Input Offset Voltage
Input Offset Voltage Drift
Input Offset Current
Input Offset Current Drift
Input Bias Current
Input Resistance (Note1)
Input Voltage Range
Symbol
V
IO
∆V
IO
/∆T
I
IO
∆I
IO
/∆T
I
BIAS
R
I
V
I(R)
V
CC
=±20V
Output Voltage Swing
V
O(P-P)
V
CC
=±15V
Output Short Circuit Current
Common Mode Rejection Ratio
Power Supply Rejection Ratio
I
SC
CMRR
PSRR
V
CC
=
±20V
-
R
S
≥10KΩ
R
S
≥2KΩ
R
S
≥10KΩ
R
S
≥2KΩ
-
R
S
≤10KΩ,
V
CM
=
±12V
R
S
≤50Ω,
V
CM
=
±12V
V
CC
=
±20V
R
S
≤50Ω
to
±5V
R
S
≤10KΩ
V
CC
=
±20V,
V
O(P-P)
=
±15V
R
S
≥2KΩ
V
CC
=
±15V,
V
O(P.P)
=
±10V
V
CC
=
±15V,
V
O(P-P)
=
±2V
Note :
1. Guaranteed by design.
Conditions
R
S
≤50Ω
R
S
≤10KΩ
-
-
-
-
KA741/KA741I
Min.
-
-
-
-
-
-
-
±12
-
-
±12
±10
10
70
-
-
77
-
15
-
Typ.
-
-
-
-
-
-
-
±13
-
-
±14
±13
-
90
-
-
96
-
-
-
0.8
-
-
-
-
-
-
40
-
-
-
-
-
-
-
300
Max.
-
7.5
Unit
mV
µV/ °C
nA
nA/
°C
µA
MΩ
V
V
mA
dB
dB
Large Signal Voltage Gain
G
V
V/mV
4
KA741
Typical Performance Characteristics
Figure 1. Output Resistance vs Frequency
Figure 2. Input Resistance and Input
Capacitance vs Frequency
Figure 3. Input Bias Current vs Ambient Temperature
Figure 4. Power Consumption vs Ambient Temperature
Figure 5. Input Offset Current vs Ambient Temperature
Figure 6. Input Resistance vs Ambient Temperature
5