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STD 5V to 3.3V Arduino Nano W CH340
License: MIT
Mode: Editors' pick
- 0
Update time：
2021-09-13 08:11:21
Creation time：
2020-03-01 22:15:42
Description
Convert 5V Arduino Nano clone to 3.3V by cutting 2 tracks and replacing the 5V regulator.
Design Drawing
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | LED_L | ??? | LED-3MM/2.54 | 1 |
| 2 | 4.7uF | C1,C8 | CAP-8*12 | 2 |
| 3 | .1u | C2,C4,C6,C9 | RAD-0.1 | 4 |
| 4 | don'tsee | C3 | RAD-0.1 | 1 |
| 5 | SD101CWS | D1 | SOD-123 | 1 |
| 6 | J2 | J1 | HEAD15-NOSS | 1 |
| 7 | USB MINI | J2 | MINI_USB-0.8MM-5P-MOLEX-L9.0 | 1 |
| 8 | ICSP | J3 | HEADER_PRG_2X03 | 1 |
| 9 | JI | JI1 | HEAD15-NOSS | 1 |
| 10 | RED_RX | LED1 | LED-3MM/2.54 | 1 |
| 11 | GREEN_TX | LED2 | LED-0603 | 1 |
| 12 | 1k0 | R?,R?,RP1,RP1D,RP2C | AXIAL-0.3 | 5 |
| 13 | LED_POW | RED | LED-3MM/2.54 | 1 |
| 14 | 1k | RP1B,RP1C | AXIAL-0.3 | 2 |
| 15 | RESET | SW1 | KEY-6.0*6.0-4 | 1 |
| 16 | ATMEGA328P-AU | U1 | TQFP-32_7X7X08P | 1 |
| 17 | LM1117-3.3 | U2 | SOT-223 | 1 |
| 18 | CH340G | U4 | SOIC-16_150MIL | 1 |
| 19 | Cristal Oscilador | XTL1,XTL2 | HC-49S.1 | 2 |
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