UNI-OPAMP-08

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Eight Channel Universal Op Amp[edit]

UNI-OPAMP-08 6122-512pxV.jpg

Features[edit]

  • Universal OpAmp Board
    • Configurable for typical OpAmp circuits
  • 8 Channels
  • 2 Quad OpAmps
    • LM324 parts (typical) in SOIC-14 package
      • 3V to 32V
    • Also supports lower voltage op amps such as MCP6004
      • 1.8V to 6V
    • SMT parts
  • Individual 4-pin headers per channel
  • Terminal block for power
  • Bypass capacitors
  • 49X49mm form factor
  • (4) 4-40 mounting holes

Connectors[edit]

UNI-OPAMP-08 Conn.PNG

Configurations[edit]

  • The reference designs (below) are for the first channel.

OpAMP-sch - 787px.PNG

  • The resistor mapping from the first channel on the schematic to the other channels are as follows.

Resistors[edit]

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[edit]

  • Reference drawings are from Ap Note 31
  • Reference designators are for channel 1
    • See resistor values table (above) schematic for other channels

Differential Amplifier[edit]

Differential Amplifier - Reference Design[edit]

Ap31-OpAmp-DiffAmp.PNG

Differential Amplifier Stuffing Options[edit]

OpAMP-DiffAmp.PNG

Current to Voltage Converter[edit]

Current to Voltage Converter - Reference Design[edit]

Ap31-OpAmp-Curr2Volts.PNG

Voltage to Current Stuffing Options[edit]

OpAMP-sch - Curr2Volts.PNG

Inverting Amplifier[edit]

Inverting Amplifier - Reference Design[edit]

Ap31-OpAmp-InvAmp.PNG

Inverting Amplifier Stuffing Options[edit]

OpAMP-sch - InvAmp.PNG

Non-inverting Amplifier[edit]

Non-inverting Amplifier - Reference Design[edit]

Ap31-OpAmp-NonInvAmp.PNG

Non-inverting Stuffing Options[edit]

OpAMP-sch - NonInvAmp.PNG

Schematic[edit]

Single Channel Schematic[edit]

OpAMP-sch- Ch1 X2.PNG