assembly op-amp schematic for additional product information, plea s e visit www .twinind.com contact information: 925-866-8946 (phone) 925-866-8937 (fax) sales@twinind.com microamp MB-9 circuit board for soic-8 operational amplifiers the microamp MB-9 circuit board is designed for rapid prototyping of operatonal ampli?er circuits using standard pinout soic-8 packages. it can be con?gured as an invertng or non-invertng topology with selectable input and feedback resistors and has a parallel feedback capacitor for ?ltering or compensaton. this board will ?t the microamp mh series of connectorized housings that allow it to be used as a single ampli?er stage or cascaded with other microamp boards for added versatlity. boards are fabricated from a high-performance 13 mil thick ro-4350 laminate with rohs compatble enig platng (electroless nickel/immersion gold) on both the component side and the solid botom ground plane. the board measures 0.490" x 0.590" and mounts into the housing with four #1-72 screws. ampli?er circuits can be easily designed and assembled with standard 0603 surface-mount passive components. it includes provisions for input and output dc blocking capacitors, or these can be replaced with zero-ohm jumpers for dc operaton. pads for the input/output connectors allow the sma center pins to be easily soldered to the board afer it is installed into the housing, as well as large pads to connect the bias voltages to feed-throughs. separate bias pads are provided for single and dual power supply con?guratons. ref size function c1 0603 block or jumper (not labeled) c2 0603 block or jumper (not labeled) c3 0603 bias bypass c4 0603 bias bypass c5 0603 invertng feedback ?lter r1 0603 invertng feedback gain r2 0603 invertng input gain r3 0603 input divider r4 0603 input divider (not labeled) r5 0603 feedback gain u1 soic-8 op-amp j1 signal input j2 signal output (pin 6) j3 positve bias or gnd (pin 7) j4 negatve bias or gnd (pin 4) ? fits standard single soic-8 op-amp packages ? invertng or non-invertng con?guraton ? optonal dc blocks on input and output ? uses standard 0603 passives ? ro-4350 board material ? fits microamp mh-series housings features
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