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STD USB Powered Preamp
Mode: Editors' pick
- 1
Update time：
2023-01-01 10:57:27
Creation time：
2018-01-08 08:36:44
Description
USB Powered Preamp with small footprint
Design Drawing
schematic diagram
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 1uF | C1,C6,C8,C13 | CAP-D6.3XF2.5 | 4 |
| 2 | 100uF | C2,C9 | CAP-D10.0XF5.0 | 2 |
| 3 | 10uF | C3,C10 | CAP-D10.0XF5.0 | 2 |
| 4 | 22nF | C4,C11 | RAD-0.1 | 2 |
| 5 | 22uF | C5,C12 | CAP-D5.0XF2.0 | 2 |
| 6 | 1uF | C7 | CAP-D4.0XF1.5 | 1 |
| 7 | 3.3uF | C14 | CAP-D4.0XF1.5 | 1 |
| 8 | 10nF | C17 | CAP-CBB-13.0*7.0 | 1 |
| 9 | CBB21Metal | C18,C19 | CAP-CBB-13.0*4.0 | 2 |
| 10 | WJ500V-5.08-3P | P1 | WJ500V-5.08-3P | 1 |
| 11 | Input R GND | P2 | 8MMPAD | 1 |
| 12 | Input R Pos | P3 | 8MMPAD | 1 |
| 13 | Input L Ground | P4 | 8MMPAD | 1 |
| 14 | Input L Pos | P5 | 8MMPAD | 1 |
| 15 | Output R GND | P6 | 8MMPAD | 1 |
| 16 | Output R Pos | P7 | 8MMPAD | 1 |
| 17 | Output L GND | P8 | 8MMPAD | 1 |
| 18 | Output L Pos | P9 | 8MMPAD | 1 |
| 19 | Gnd | P10 | 8MMPAD | 1 |
| 20 | 5V | P11 | 8MMPAD | 1 |
| 21 | 4.7KΩ | R1,R3 | AXIAL-0.4 | 2 |
| 22 | 47k | R2,R11 | AXIAL-0.3 | 2 |
| 23 | 820Ω | R4,R5 | AXIAL-1.0 | 2 |
| 24 | 100KΩ | R6,R12 | AXIAL-0.4 | 2 |
| 25 | 2.7k | R7,R16 | AXIAL-0.3 | 2 |
| 26 | 180KΩ | R9,R10 | AXIAL-0.5 | 2 |
| 27 | 10KΩ | R19,R20,R21,R22,R23,R24 | AXIAL-0.4 | 6 |
| 28 | MAX8877EZK28+TGF4 | U1 | SOT-23-5 | 1 |
| 29 | USB-Micro-1 | USB1 | USB-MICRO-1 | 1 |
| 30 | DS1009-08AT1NX-0A2 | U2,U4 | DIP-8_300MIL | 2 |
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