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Class D Amp Workshop
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Update time：
2024-01-06 02:01:35
Creation time：
2022-07-11 00:03:07
Description
Description
A modular version of the project "Class D Amp". The modularity will show students how all the different blocks function and work together to efficiently amplify audio through its high frequency switching.
Please follow the BOM in the provided attachment rather than the default BOM.
Design Drawing
Design Drawing
schematic diagram
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1
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Voltage Regulator
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Clock
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PWM Modulator
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Half-Bridge Driver
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Full-Bridge Driver
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Motherboard
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Filter
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PCB
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1
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）
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Voltage Regulator PCB
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Clock PCB
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PWM Modulator PCB
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Half-Bridge Driver PCB
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Motherboard PCB
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Filter PCB
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| ID | Name | Designator | Footprint | Quantity | Package Display | |
|---|---|---|---|---|---|---|
| 1 | 10μF | C1,C3 | CAP-D5.0-F2.0 | 2 | CE_TH_D8.0×F3.5_US | |
| 2 | LM7805 | U1 | TO-220-3_L10.0-W4.5-P2.54-L | 1 | LM7805CT | |
| 3 | 1nF | C2 | RAD-0.1 | 1 | C_RAD-0.1_US | |
| 4 | 1K | R1 | R_AXIAL-0.4 | 1 | R_AXIAL-0.4_US | |
| 5 | TLC555 | U2 | DIP-8_L9.7-W6.4-P2.54-LS7.6-BL | 1 | TLC555CP | |
| 6 | 0.1μF | C4,C5,C7,C9,C11,C12,C14,C15 | RAD-0.1 | 8 | C_RAD-0.1_US | |
| 7 | 4.7K | R2,R3 | R_AXIAL-0.4 | 2 | R_AXIAL-0.4_US | |
| 8 | 20K | RP1 | RES-ADJ-TH_3386P | 1 | R_3386P_US | |
| 9 | LM393 | U3 | DIP-8_L10.1-W6.3-P2.54-LS7.6-BL-1 | 1 | LM393P | 1 |
| 10 | 1 μF | C6 | RAD-0.1 | 1 | C_RAD-0.1_US | |
| 11 | UF4007 | D1,D2,D3,D4 | DO-41_BD2.4-L4.7-P8.70-D0.9-FD | 4 | UF4007_C84067 | |
| 12 | IRFZ44N | Q1,Q2,Q3,Q4 | TO-220-3_L10.0-W4.5-P2.54-L | 4 | IRFZ44NPBF | |
| 13 | 10R | R4,R5,R8,R9 | R_AXIAL-0.4 | 4 | R_AXIAL-0.4_US | |
| 14 | 10K | R6,R7,R10,R11 | R_AXIAL-0.4 | 4 | R_AXIAL-0.4_US | |
| 15 | UCC27200 | U4 | SOIC-DIP ADAPTER | 1 | UCC27200DR | |
| 16 | 1μF | C8,C10,C13 | RAD-0.1 | 3 | C_RAD-0.1_US | |
| 17 | UCC27200 | U5 | SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL | 1 | UCC27200DR | |
| 18 | SJ-3566AN | CN1 | AUDIO-TH_SJ-3566AN_1 | 1 | SJ-3566AN | |
| 19 | SIP1触模弹黄 | NO,NO1,NO2 | SIP1 (PAD) | 3 | SIP1触模弹黄 | |
| 20 | SIP3 | P1,P2,P5,P10 | HDR1X3 | 4 | SIP3 | |
| 21 | SIP7 | P3,P4 | SIP5 FOOT | 2 | SIP7 | |
| 22 | SIP5 | P6,P7,P8,P9 | SIP5 FOOT | 4 | SIP5 | |
| 23 | 1000μF | C16 | CAP-D10.0×F5.0 | 1 | CE_TH_D10.0×F5.0_US | |
| 24 | Speaker 4Ω | JP1 | SCREWTERMINAL-3.5MM-2-NS | 1 | M02 | |
| 25 | 10μH | L1,L2,L3,L4 | R_AXIAL-0.8 | 4 | L_AXIAL-0.6_US |
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