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STD UsbPowerSupplyKit LEAP#341
License: MIT
Mode: Editors' pick
- 0
Update time：
2021-04-11 08:44:45
Creation time：
2017-09-17 10:49:01
Description
Transcription of the schematic for a 5V 800mA switching USB power supply. See: https://github.com/tardate/LittleArduinoProjects/tree/master/Electronics101/Power/UsbPowerSupplyKit
Design Drawing
schematic diagram
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | T50_TRIFILAR_TRANSFORMER | T1 | T50_TRIFILAR_TRANSFORMER | 1 |
| 2 | 2.2n | C5 | RAD-0.1 | 1 |
| 3 | 10n | C2 | RAD-0.1 | 1 |
| 4 | 6.8n | C3 | RAD-0.1 | 1 |
| 5 | 100n | C4,C6 | RAD-0.1 | 2 |
| 6 | 2.2u | C1 | CAP-D3.0XF1.5 | 1 |
| 7 | 470u | C7 | CAP-D3.0XF1.5 | 1 |
| 8 | S9014 | Q2 | TO-92(TO-92-3) | 1 |
| 9 | TL431AILP | U2 | TO92-INLINE | 1 |
| 10 | MJE13003 | Q1 | TO-126 | 1 |
| 11 | PC817A | U1 | DIP-4 | 1 |
| 12 | USB-A-2 | USB1 | USB-A-2 | 1 |
| 13 | Header-Female-2.54_1x2 | P1 | HDR-1X2/2.54 | 1 |
| 14 | 1N4007 | D1,D2 | DO-41 | 2 |
| 15 | 1N4148 | D3 | DO-35 | 1 |
| 16 | 1N5819 | D5 | DO-41 | 1 |
| 17 | 1 | R1 | AXIAL-0.3 | 1 |
| 18 | 10k | R2,R12 | AXIAL-0.3 | 2 |
| 19 | 15 | R3 | AXIAL-0.3 | 1 |
| 20 | 100k | R4 | AXIAL-0.3 | 1 |
| 21 | 27k | R5 | AXIAL-0.3 | 1 |
| 22 | 1k | R6,R8,R13 | AXIAL-0.3 | 3 |
| 23 | 2.2m | R7 | AXIAL-0.3 | 1 |
| 24 | 560 | R9 | AXIAL-0.3 | 1 |
| 25 | 100 | R10 | AXIAL-0.3 | 1 |
| 26 | 9.1k | R11 | AXIAL-0.3 | 1 |
| 27 | 204-10UYC/S530-A3 | LED | LED-3MM/2.54 | 1 |
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