Difference between revisions of "UNI-OPAMP-04"
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=== J1-J4 - Inputs === | === J1-J4 - Inputs === | ||
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# Opamp + input | # Opamp + input | ||
Revision as of 12:36, 29 July 2022
8 opamp, SMT version
Contents
Four Channel Universal Op Amp
Features
- Universal OpAmp Board
- Configurable for typical OpAmp circuits
- 4 Channels
- 1 Quad OpAmp
- Individual input and output headers per channel
- Terminal block for power
- Bypass capacitors
- 59X49mm form factor
- (4) 4-40 mounting holes
Connectors
J1-J4 - Inputs
- Pinout
- Opamp + input
- Opamp - input
- GND
- J1 - CH 1
- J2 - CH 2
- J3 - CH 3
- J4 - CH 4
J5-J8 - Outputs
Configurations
- The reference designs (below) are for the first channel.
- The resistor mapping from the first channel on the schematic to the other channels are as follows.
Resistors
| OpAmp | Ax-/Ix- | Ax+/Ix+ | Ax-/Qx | Ax-/Gnd | Ax+/Gnd |
|---|---|---|---|---|---|
| U1A | R1 | R2 | R3 | R4 | R5 |
| U1B | R6 | R7 | R8 | R10 | R9 |
| U1C | R11 | R12 | R13 | R14 | R15 |
| U1D | R16 | R17 | R18 | R20 | R19 |
| U2A | R23 | R24 | R25 | R21 | R22 |
| U2B | R28 | R29 | R30 | R27 | R26 |
| U2C | R33 | R34 | R35 | R31 | R32 |
| U2D | R38 | R39 | R40 | R37 | R36 |
Reference Designs
- Reference drawings are from Ap Note 31
- Reference designators are for channel 1
- See resistor values table (above) schematic for other channels
Differential Amplifier
Differential Amplifier - Reference Design
Differential Amplifier Stuffing Options
Current to Voltage Converter
Current to Voltage Converter - Reference Design
Voltage to Current Stuffing Options
Inverting Amplifier
Inverting Amplifier - Reference Design
Inverting Amplifier Stuffing Options
Non-inverting Amplifier
Non-inverting Amplifier - Reference Design
Non-inverting Stuffing Options
Schematic
Single Channel Schematic
