TPA3122D2 Amplifier
About the TPA3122D2 Amplifier PCB
TPA3122D2 Amplifier is an open source PCB design by halherta, published on GitHub. It is a 2-layer board measuring 80 × 80 mm, with 45 components from 28 distinct parts.
Other key parts include the TPA3122D2. By type, the board carries 19 capacitors, 6 test points, 6 resistors, 4 connectors, 2 jumpers and 2 diodes.
It belongs with the audio designs in this gallery.
From the project
My PCB Designs
This is a Repo of some of My PCB Designs. More to follow...
Main components on the TPA3122D2 Amplifier
TPA3122D2 Amplifier bill of materials (BOM)
45 components, 28 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | TPA3122D2 | DIP-20_W7.62mm_LongPads | U1 |
| 1 | TSM480P06 | TO-251-3_Vertical | Q1 |
| 1 | Barrel_Jack_Switch | BarrelJack_CUI_PJ-102AH_Horizontal | J1 |
| 1 | Screw_Terminal_01x02 | TerminalBlock_Altech_AK300-2_P5.00mm | J2 |
| 1 | AudioJack3 | Jack_3.5mm_CUI_SJ1-3533NG_Horizontal | J3 |
| 1 | Screw_Terminal_01x04 | TerminalBlock_Altech_AK300-4_P5.00mm | J4 |
| 2 | Jumper_2_Open | PinHeader_1x02_P2.54mm_Vertical | JP1, JP2 |
| 1 | 10k | PTD902-2015K-B103 | RV1 |
| 1 | SW_Push_SPDT | SW_E-Switch_EG1224_SPDT_Angled | SW1 |
| 1 | VCC | TestPoint_THTPad_D2.0mm_Drill1.0mm | TP1 |
| 1 | GND | TestPoint_THTPad_D2.0mm_Drill1.0mm | TP2 |
| 1 | RIN | TestPoint_THTPad_D2.0mm_Drill1.0mm | TP3 |
| 1 | LIN | TestPoint_THTPad_D2.0mm_Drill1.0mm | TP4 |
| 1 | LOUT | TestPoint_THTPad_D2.0mm_Drill1.0mm | TP5 |
| 1 | ROUT | TestPoint_THTPad_D2.0mm_Drill1.0mm | TP6 |
| 1 | 1N47xxA | D_DO-41_SOD81_P10.16mm_Horizontal | D1 |
| 1 | LED | LED_D5.0mm | D2 |
| 2 | 22u | L_Radial_D10.0mm_P5.00mm_Fastron_07M | L1, L2 |
| 5 | 470u | CP_Radial_D10.0mm_P5.00mm | C1, C10, C11, C12, C13 |
| 2 | 10u | CP_Radial_D5.0mm_P2.50mm | C2, C17 |
Show 8 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 5 | 1u | C_Disc_D4.3mm_W1.9mm_P5.00mm | C3, C4, C5, C18, C19 |
| 2 | 0.22u | C_Disc_D4.3mm_W1.9mm_P5.00mm | C6, C9 |
| 2 | 0.68u | C_Disc_D4.3mm_W1.9mm_P5.00mm | C7, C8 |
| 3 | 100n | C_Disc_D4.3mm_W1.9mm_P5.00mm | C14, C15, C16 |
| 1 | 100k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R1 |
| 1 | 2.4k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R2 |
| 2 | 10k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R3, R4 |
| 2 | 4.7k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R5, R6 |
TPA3122D2 Amplifier design files
The KiCad project lives in the halherta/KiCadProj repository on GitHub; these links point at the commit this page was built from.
TPA3122D2 Amplifier: common questions
How big is the TPA3122D2 Amplifier PCB?
The TPA3122D2 Amplifier measures 80 × 80 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the TPA3122D2 Amplifier?
45 components, from 28 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the TPA3122D2 Amplifier design files?
From the halherta/KiCadProj repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the TPA3122D2 Amplifier design in my own project?
The repository has no license, so all rights stay with halherta. Use it as a reference, and ask the author before reusing the design.
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