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STD amplifier
Mode: Editors' pick
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Update time：
2022-05-13 17:50:19
Creation time：
2020-01-06 10:28:33
Description
class d amplifier module. Mono class d amplifier with 3 inputs
Design Drawing
schematic diagram
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 1000uF | C1,C15,C14 | UVZ1E102MPD1CM | 3 |
| 2 | L7808CV | U1 | TO-220(TO-220-3) | 1 |
| 3 | 2R2 | R16 | AXIAL-0.3 | 1 |
| 4 | 1k | R12,R1,R2,R3 | AXIAL-0.3 | 4 |
| 5 | 10k | R20,R19,R18,R17,R10 | AXIAL-0.3 | 5 |
| 6 | 470R | R11,R15 | AXIAL-0.3 | 2 |
| 7 | 10R | R7 | AXIAL-0.3 | 1 |
| 8 | 68R | R14 | AXIAL-0.3 | 1 |
| 9 | 47k | R8,R9 | AXIAL-0.3 | 2 |
| 10 | 56R | R13 | AXIAL-0.3 | 1 |
| 11 | 100u | C3 | CAP-D3.0XF1.5 | 1 |
| 12 | 1u | C6,C7,C5 | CAP-D3.0XF1.5 | 3 |
| 13 | 10u | C11 | CAP-D3.0XF1.5 | 1 |
| 14 | pot | R4,R6,R5 | RES-ADJ_3296W | 3 |
| 15 | DIODE1N4148 | D4,D3,D2,D1 | SEEED-DO-35 | 4 |
| 16 | 1mH | L1 | AXIAL-0.4 | 1 |
| 17 | Header-Male-2.54_1x5 | H1 | HDR-TH_5P-P2.54-V | 1 |
| 18 | IRF540 | Q12,Q13 | TO-220-3_L10.0-W4.5-P2.54-L | 2 |
| 19 | 2N7000 | Q5,Q4,Q3,Q7,Q1,Q6,Q8,Q2 | TO-92(TO-92-3) | 8 |
| 20 | 1u | C13,C12,C10 | RAD-0.1 | 3 |
| 21 | 400n | C8 | RAD-0.1 | 1 |
| 22 | 1n | C9 | RAD-0.1 | 1 |
| 23 | 100n | C2,C4 | RAD-0.1 | 2 |
| 24 | audio_out | J5 | TERMINAL_BLOCK_2P_5 | 1 |
| 25 | Power input | J1 | TERMINAL_BLOCK_2P_5 | 1 |
| 26 | RCA Jack | JP3,JP2,JP1 | RCA | 3 |
| 27 | BD140 | Q9 | TO-126_L8.3-W3.5-P2.29-T | 1 |
| 28 | BD139 | Q11,Q10 | TO-126F-3L_L8.0-W3.2-P2.30-L | 2 |
| 29 | TL494N | U2 | DIP-16_L20.0-W6.4-P2.54-LS7.6-BL | 1 |
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