ZHCSON9B November 1994 – July 2024 OPA131 , OPA2131 , OPA4131
PRODUCTION DATA
4 Pin Configuration and Functions
Figure 4-1 OPA131 D Package, 8-Pin SOIC
(Top View)Table 4-1 Pin Functions: OPA131
| PIN | TYPE | DESCRIPTION | |
|---|---|---|---|
| NAME | NO. | ||
| +IN | 3 | Input | Noninverting input, channel A |
| –IN | 2 | Input | Inverting input, channel A |
| NC | 1, 5 | — | Do not connect these pins(1) |
| NC | 8 | — | No internal connection. Float this pin. |
| OUT | 6 | Output | Output |
| V+ | 7 | Power | Positive (highest) power supply |
| V– | 4 | Power | Negative (lowest) power supply |
(1) Existing layouts for the OPA131 D package before revision B
of this data sheet do not need to be redesigned.
Figure 4-2 OPA2131 D Package, 8-Pin SOIC
(Top View)Table 4-2 Pin Functions: OPA2131
| PIN | TYPE | DESCRIPTION | |
|---|---|---|---|
| NAME | NO. | ||
| +IN A | 3 | Input | Noninverting input, channel A |
| +IN B | 5 | Input | Noninverting input, channel B |
| –IN A | 2 | Input | Inverting input, channel A |
| –IN B | 6 | Input | Inverting input, channel B |
| OUT A | 1 | Output | Output, channel A |
| OUT B | 7 | Output | Output, channel B |
| V+ | 8 | Power | Positive (highest) power supply |
| V– | 4 | Power | Negative (lowest) power supply |
Figure 4-3 OPA4131 D Package, 14-Pin
SOIC, and N Package, 14-Pin PDIP (Top View)Table 4-3 Pin Functions: OPA4131 D and N
packages
| PIN | TYPE | DESCRIPTION | |
|---|---|---|---|
| NAME | NO. | ||
| +IN A | 3 | Input | Noninverting input, channel A |
| +IN B | 5 | Input | Noninverting input, channel B |
| +IN C | 10 | Input | Noninverting input, channel C |
| +IN D | 12 | Input | Noninverting input, channel D |
| –IN A | 2 | Input | Inverting input, channel A |
| –IN B | 6 | Input | Inverting input, channel B |
| –IN C | 9 | Input | Inverting input, channel C |
| –IN D | 13 | Input | Inverting input, channel D |
| OUT A | 1 | Output | Output, channel A |
| OUT B | 7 | Output | Output, channel B |
| OUT C | 8 | Output | Output, channel C |
| OUT D | 14 | Output | Output, channel D |
| V+ | 4 | Power | Positive (highest) power supply |
| V– | 11 | Power | Negative (lowest) power supply |
Figure 4-4 OPA4131 DW Package, 16-Pin
SOIC (Top View)
Table 4-4 Pin Functions: OPA4131 DW
Package
| PIN | TYPE | DESCRIPTION | |
|---|---|---|---|
| NAME | NO. | ||
| +IN A | 3 | Input | Noninverting input, channel A |
| +IN B | 5 | Input | Noninverting input, channel B |
| +IN C | 12 | Input | Noninverting input, channel C |
| +IN D | 14 | Input | Noninverting input, channel D |
| –IN A | 2 | Input | Inverting input, channel A |
| –IN B | 6 | Input | Inverting input, channel B |
| –IN C | 11 | Input | Inverting input, channel C |
| –IN D | 15 | Input | Inverting input, channel D |
| OUT A | 1 | Output | Output, channel A |
| OUT B | 7 | Output | Output, channel B |
| OUT C | 10 | Output | Output, channel C |
| OUT D | 16 | Output | Output, channel D |
| V+ | 4 | Power | Positive (highest) power supply |
| V– | 13 | Power | Negative (lowest) power supply |
| NC | 8, 9 | — | No internal connection. Float this pin. |