O PA
OPA1
OPA
131
OPA2
31
2131
O PA
OPA131
OPA2131
OPA4131
4131
OP
A41
31
131
OPA4
131
SBOS040A – NOVEMBER 1994 – REVISED DECEMBER 2002
General-Purpose
FET-INPUT OPERATIONAL AMPLIFIERS
FEATURES
q FET INPUT: IB = 50pA max
q LOW OFFSET VOLTAGE: 750µV max
OPA131
q WIDE SUPPLY RANGE: ±4.5V to ±18V
q SLEW RATE: 10V/µs
Offset Trim
1
8
NC
–In
2
7
V+
+In
3
6
Output
V–
4
5
Offset Trim
8
V+
7
Out B
6
–In B
5
+In B
q WIDE BANDWIDTH: 4MHz
q EXCELLENT CAPACITIVE LOAD DRIVE
q SINGLE, DUAL, QUAD VERSIONS
DIP-8, SO-8
DESCRIPTION
The OPA131 series of FET-input op amps provides high
performance at low cost. Single, dual, and quad versions in
industry-standard pinouts allow cost-effective design options.
OPA2131
Out A
1
–In A
2
+In A
3
V–
The OPA131 series offers excellent general-purpose performance, including low offset voltage, drift, and good dynamic
characteristics.
A
4
B
Single, dual, and quad versions are available in DIP and SO
packages. Performance grades include commercial and industrial temperature ranges.
DIP-8, SO-8
OPA4131
OPA4131
Out A
–In A
14
2
A
Out D
Out A
–In D
–In A
A
Out D
15
2
D
–In D
D
3
12
4
11
V–
+In B
5
10
+In C
3
14
+In D
4
13
V–
+In B
+In D
V+
+In A
V+
+In A
B
16
1
13
1
5
12
+In C
B
C
C
–In B
6
9
–In C
–In B
6
11
–In C
Out B
7
8
Out C
Out B
7
10
Out C
NC
8
9
NC
DIP-14, SO-14
NC = No Connection
SOL-16
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
Copyright © 1994, Texas Instruments Incorporated
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
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