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STD Micron-741
Mode: Editors' pick
- 2
Update time：
2022-01-29 20:19:05
Creation time：
2022-01-04 14:36:31
Description
Power Amplifier Micron 741 Schematics found on https://www.elcircuit.com/2020/12/power-amplifier-micron-741-schematic.html Main characteristics: Input resistance: 22 kOhm Input sensitivity: 0.7V Frequency response: 10-24000Hz Output power: 80W at a load of 8 ohms 100W at a load of 4 ohms 150W with a load of 2 ohms when powered (+/- 50V)
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| ID | Name | Designator | Footprint | Quantity | BOM_Supplier | BOM_Supplier Part | BOM_Manufacturer | BOM_Manufacturer Part |
|---|---|---|---|---|---|---|---|---|
| 1 | 220n | C1 | CAP-TH_L11.4-W4.3-P10.00-D0.6 | 1 | LCSC | C783694 | faratronic(厦门法拉) | C212J103J4SF450 |
| 2 | 100uF | C2,C3,C4 | CAP-TH_BD8.0-P3.50-D0.6-FD | 3 | LCSC | C190655 | Changzhou Huawei Elec | KM1H101MF115A00CV0 |
| 3 | 2200 | C5,C6 | CAP-TH_BD18.0-P7.50-D1.2-FD | 2 | LCSC | C1692763 | DMEGC(东磁) | CD11ZH 63V2200μF |
| 4 | 20p | C7 | CAP-TH_L5.5-W3.5-P5.00-D1.2 | 1 | LCSC | C2839237 | TDK | FK26X7R1H105KRE06 |
| 5 | IN4148 | D1,D2 | DO-35_BD2.0-L4.2-P8.20-D0.5-RD | 2 | LCSC | C14538 | Semtech | IN4148 |
| 6 | 15V | D3,D4 | DO-41_BD2.4-L4.7-P8.70-D0.9-RD | 2 | LCSC | C232465 | ON Semicon | 1N5919BRLG |
| 7 | +V | J1 | CONN-TH_62409-1 | 1 | LCSC | C86495 | TE Connectivity | 62409-1 |
| 8 | SP | J2 | CONN-TH_62409-1 | 1 | LCSC | C86495 | TE Connectivity | 62409-1 |
| 9 | GND | J3,J5 | CONN-TH_62409-1 | 2 | LCSC | C86495 | TE Connectivity | 62409-1 |
| 10 | -V | J4 | CONN-TH_62409-1 | 1 | LCSC | C86495 | TE Connectivity | 62409-1 |
| 11 | MJE350 | Q1 | TO-126_L7.5-W2.5-P2.3-B | 1 | LCSC | C38652 | STMicroelectronics | BD140 |
| 12 | MJE340 | Q2 | TO-126_L7.5-W2.5-P2.3-B | 1 | LCSC | C27866 | STMicroelectronics | BD139 |
| 13 | 2SA1943 | Q3 | TO-3PL_L20.0-W5.0-P5.45-L | 1 | LCSC | C480004 | SPTECH | 2SA1943 |
| 14 | 2SC5200 | Q4 | TO-3PL_L20.0-W5.0-P5.45-L | 1 | LCSC | C480027 | SPTECH | 2SC5200 |
| 15 | 330 | R1,R3,R7 | RES-TH_BD2.3-L6.5-P10.50-D0.5 | 3 | LCSC | C713965 | Huaxing Mechanical-Elec. | MF1/4W-20Ω±1%T52 |
| 16 | 22k | R2,R6,R14,R15 | RES-TH_BD2.3-L6.5-P10.50-D0.5 | 4 | LCSC | C713965 | Huaxing Mechanical-Elec. | MF1/4W-20Ω±1%T52 |
| 17 | 4k7 | R4,R5 | RES-TH_BD2.3-L6.5-P10.50-D0.5 | 2 | LCSC | C713965 | Huaxing Mechanical-Elec. | MF1/4W-20Ω±1%T52 |
| 18 | 100 | R8,R9 | RES-TH_BD2.7-L9.0-P13.00-D0.6 | 2 | LCSC | C58722 | UniOhm | MFR02SF5102A10 |
| 19 | 470 | R10,R11,R12,R13 | RES-TH_BD2.7-L9.0-P13.00-D0.6 | 4 | LCSC | C58722 | UniOhm | MFR02SF5102A10 |
| 20 | LM741CN | U1 | DIP-8_L9.8-W6.6-P2.54-LS7.6-BL | 1 | LCSC | C13974 | TI | LM741CN |
| 21 | INP | U2 | CONN-TH_DG103-5.0-02P-14-00A | 1 | LCSC | C2682794 | DEGSON(高正) | DG103-5.0-02P-14-00A(H) |
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