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STD 5v amplifier
Mode: Editors' pick
- 1
Update time：
2019-01-25 02:31:52
Creation time：
2018-12-03 04:17:16
Description
a 5v DC amplifier for 4 watt speakers.With descent audio quality to offer.
Design Drawing
schematic diagram
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| ID | Name | Designator | Footprint | Quantity | Mounted | |
|---|---|---|---|---|---|---|
| 1 | D2822A | IC | DIP-8 | 1 | Yes | C5213 |
| 2 | 1000 uF | C5 | RAD-0.1 | 1 | Yes | |
| 3 | 100 uF | C7,C6 | RAD-0.1 | 2 | Yes | |
| 4 | spk | P2 | HDR-1X1/2.54 | 1 | Yes | C81276 |
| 5 | R16148-1A-2 | VR1 | R16148-1A-2 | 1 | Yes | |
| 6 | 0.1 uF | C4,C3 | RAD-0.1 | 2 | Yes | |
| 7 | 470 uF | C1 | RAD-0.1 | 1 | Yes | |
| 8 | 1000uF | C2 | RAD-0.1 | 1 | Yes | |
| 9 | Input | J1 | 1X2-PCB-CONNECTOR | 1 | Yes | |
| 10 | Speaker Left | J2 | 1X2-PCB-CONNECTOR | 1 | Yes | |
| 11 | Signal | J3 | 1X2-PCB-CONNECTOR | 1 | Yes | |
| 12 | Speaker Right | J4 | 1X2-PCB-CONNECTOR | 1 | Yes | |
| 13 | Switch | J5 | 1X2-PCB-CONNECTOR | 1 | Yes | |
| 14 | 4.7 | R1,R2 | AXIAL-0.3 | 2 | Yes | |
| 15 | 0.47 uF | C8 | RAD-0.1 | 1 | Yes |
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