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Электронный компонент: KA741I

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2001 Fairchild Semiconductor Corporation
www.fairchildsemi.com
Rev. 1.0.1
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
8-SOP
1
1
Internal Block Diagram
KA741
Single Operational Amplifier
KA741
2
Schematic Diagram
Absolute Maximum Ratings (T
A
= 25
C)
Parameter
Symbol
Value
Unit
Supply Voltage
V
CC
18
V
Differential Input Voltage
V
I(DIFF)
30
V
Input Voltage
V
I
15
V
Output Short Circuit Duration
-
Indefinite
Power Dissipation
P
D
500
mW
Operating Temperature Range
KA741
KA741I
T
OPR
0 ~ + 70
-40 ~ +85
C
Storage Temperature Range
T
STG
-65 ~ + 150
C
KA741
3
Electrical Characteristics
(V
CC
= 15V, V
EE
= - 15V. T
A
= 25
C, unless otherwise specified)
Note:
1. Guaranteed by design.
Parameter
Symbol
Conditions
KA741/KA741I
Unit
Min.
Typ.
Max.
Input Offset Voltage
V
IO
R
S
10K
-
2.0
6.0
mV
R
S
50
-
-
-
Input Offset Voltage
Adjustment Range
V
IO(R)
V
CC
=
20V
-
15
-
mV
Input Offset Current
I
IO
-
-
20
200
nA
Input Bias Current
I
BIAS
-
-
80
500
nA
Input Resistance (Note1)
R
I
V
CC
=
20V
0.3
2.0
-
M
Input Voltage Range
V
I(R)
-
12
13
-
V
Large Signal Voltage Gain
G
V
R
L
2K
V
CC
=
20V,
V
O(P-P)
=
15V
-
-
-
V/mV
V
CC
=
15V,
V
O(P-P)
=
10V
20
200
-
Output Short Circuit Current
I
SC
-
-
25
-
mA
Output Voltage Swing
V
O(P-P)
V
CC
=
20V
R
L
10K
-
-
-
V
R
L
2K
-
-
-
V
CC
=
15V
R
L
10K
12
14
-
R
L
2K
10
13
-
Common Mode Rejection Ratio
CMRR
R
S
10K
, V
CM
=
12V
70
90
-
dB
R
S
50
, V
CM
=
12V
-
-
-
Power Supply Rejection Ratio
PSRR
V
CC
=
15V to V
CC
=
15V
R
S
50
-
-
-
dB
V
CC
=
15V to V
CC
=
15V
R
S
10K
77
96
-
Transient
Rise Time
T
R
Unity Gain
-
0.3
-
s
Response
Overshoot
OS
-
10
-
%
Bandwidth
BW
-
-
-
-
MHz
Slew Rate
SR
Unity Gain
-
0.5
-
V/
s
Supply Current
I
CC
R
L
=
-
1.5
2.8
mA
Power Consumption
P
C
V
CC
=
20V
-
-
-
mW
V
CC
=
15V
-
50
85
KA741
4
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
Note :
1. Guaranteed by design.
Parameter
Symbol
Conditions
KA741/KA741I
Unit
Min.
Typ.
Max.
Input Offset Voltage
V
IO
R
S
50
-
-
-
mV
R
S
10K
-
-
7.5
Input Offset Voltage Drift
V
IO
/
T
-
-
-
V/
C
Input Offset Current
I
IO
-
-
-
300
nA
Input Offset Current Drift
I
IO
/
T
-
-
-
nA/
C
Input Bias Current
I
BIAS
-
-
-
0.8
A
Input Resistance (Note1)
R
I
V
CC
=
20V
-
-
-
M
Input Voltage Range
V
I(R)
-
12
13
-
V
Output Voltage Swing
V
O(P-P)
V
CC
=
20V
R
S
10K
-
-
-
V
R
S
2K
-
-
-
V
CC
=
15V
R
S
10K
12
14
-
R
S
2K
10
13
-
Output Short Circuit Current
I
SC
-
10
-
40
mA
Common Mode Rejection Ratio
CMRR
R
S
10K
, V
CM
=
12V
70
90
-
dB
R
S
50
, V
CM
=
12V
-
-
-
Power Supply Rejection Ratio
PSRR
V
CC
=
20V
to
5V
R
S
50
-
-
-
dB
R
S
10K
77
96
-
Large Signal Voltage Gain
G
V
R
S
2K
V
CC
=
20V,
V
O(P-P)
=
15V
-
-
-
V/mV
V
CC
=
15V,
V
O(P.P)
=
10V
15
-
-
V
CC
=
15V,
V
O(P-P)
=
2V
-
-
-
KA741
5
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
KA741
6
Typical Performance Characteristics (continued)
Figure 7. Normalized DC Parameters vs
Ambient Temperature
Figure 8. Frequency Characteristics vs
Ambient Temperature
Figure 9. Frequency Characteristics vs Supply Voltage
Figure 10. Output Short Circuit Current vs
Ambient Temperature
Figure 11. Transient Response
Figure 12. Common-Mode Rejection Ratio
vs Frequency
KA741
7
Typical Performance Characteristics (continued)
Figure 13. Voltage Follower Large Signal Pulse Response
Figure 14. Output Swing and Input Range
vs Supply Voltage
KA741
8
Mechanical Dimensions
Package
6.40
0.20
3.30
0.30
0.130
0.012
3.40
0.20
0.134
0.008
#1
#4
#5
#8
0.252
0.008
9.20
0.20
0.79
2.54
0.100
0.031
()
0.46
0.10
0.018
0.004
0.060
0.004
1.524
0.10
0.362
0.008
9.60
0.378
MAX
5.08
0.200
0.33
0.013
7.62
0~15
0.300
MAX
MIN
0.25
+0.10
0.05
0.010
+0.004
0.002
8-DIP
KA741
9
Mechanical Dimensions
(Continued)
Package
4.92
0.20
0.194
0.008
0.41
0.10
0.016
0.004
1.27
0.050
5.72
0.225
1.55
0.20
0.061
0.008
0.1~0.25
0.004~0.001
6.00
0.30
0.236
0.012
3.95
0.20
0.156
0.008
0.50
0.20
0.020
0.008
5.13
0.202
MAX
#1
#4
#5
0~8
#8
0.56
0.022
()
1.80
0.071
MAX0.10
MAX0.004
MAX
MIN
+
0.10
-0.05
0.15
+
0.004
-0.002
0.006
8-SOP
KA741
10
Ordering Information
Product Number
Package
Operating Temperature
KA741
8-DIP
0 ~ + 70
C
KA741D
8-SOP
KA741I
8-DIP
-40 ~ + 85
C
KA741
11
KA741
6/1/01 0.0m 001
Stock#DSxxxxxxxx
2001 Fairchild Semiconductor Corporation
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FAIRCHILD'S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES
OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR
CORPORATION. As used herein:
1. Life support devices or systems are devices or systems
which, (a) are intended for surgical implant into the body,
or (b) support or sustain life, and (c) whose failure to
perform when properly used in accordance with
instructions for use provided in the labeling, can be
reasonably expected to result in a significant injury of the
user.
2. A critical component in any component of a life support
device or system whose failure to perform can be
reasonably expected to cause the failure of the life support
device or system, or to affect its safety or effectiveness.
www.fairchildsemi.com
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PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY
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