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STD voltage regulator breakout board
Mode: Editors' pick
- 0
Update time：
2023-03-29 13:40:21
Creation time：
2018-07-23 14:26:44
Description
18v input (for lower input voltage read the LM317's datasheet)
You can choose to make the output 3.3v, 5v, 12v
Design Drawing
schematic diagram
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PCB
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| ID | Name | Designator | Footprint | Quantity | BOM_Supplier | BOM_Manufacturer | BOM_Manufacturer Part | BOM_Supplier Part |
|---|---|---|---|---|---|---|---|---|
| 1 | U1: LM317G-TN3-R | U1 | TO-252-2 | 1 | LCSC | UTC | LM317G-TN3-R | C71096 |
| 2 | 10uF | C1,C2 | 0805 | 2 | LCSC | SAMSUNG | CL21A106KAYNNNE | C15850 |
| 3 | 3.9KΩ | R1 | 0805 | 1 | LCSC | UniOhm | 0805W8F3901T5E | C17614 |
| 4 | 3KΩ(302) | R5,R6,R7,R8 | 0603 | 4 | LCSC | HKR | RCT033KJLF | C177334 |
| 5 | 100nF | C3 | 0603 | 1 | LCSC | Guangdong TOPAZ Elec Tech | 0603B104K500CT | C167026 |
| 6 | P1: WJ301V-5.0-2P | P1 | WJ301V-5.00-2P | 1 | LCSC | ReliaPro | WJ301V-5.0-2P | C8475 |
| 7 | 1.37K | R3 | 0805 | 1 | LCSC | WTC | WR08X1371FTL | C170787 |
| 8 | SW1: K3-1336S-L1 | SW1 | K3-1336S-L1 | 1 | LCSC | HRO | K3-1336S-L1 | C128771 |
| 9 | LED1: 19-217/T1D-CQ2R2TY/3T | LED1 | LED-0603 | 1 | LCSC | EVERLIGHT | 19-217/T1D-CQ2R2TY/3T | C146215 |
| 10 | LED2: 19-217/T1D-CQ2R2TY/3T | LED2 | LED-0603 | 1 | LCSC | EVERLIGHT | 19-217/T1D-CQ2R2TY/3T | C146215 |
| 11 | LED3: 19-217/T1D-CQ2R2TY/3T | LED3 | LED-0603 | 1 | LCSC | EVERLIGHT | 19-217/T1D-CQ2R2TY/3T | C146215 |
| 12 | LED4: 19-217/T1D-CQ2R2TY/3T | LED4 | LED-0603 | 1 | LCSC | EVERLIGHT | 19-217/T1D-CQ2R2TY/3T | C146215 |
| 13 | 470Ω | R2 | 0805 | 1 | LCSC | Guangdong Fenghua Advanced Tech | 0805W8J0164T5E | C119076 |
| 14 | H1: Header-Male-2.54_1x2 | H1 | HDR-2X1/2.54 | 1 | LCSC | TE Connectivity | 826629-2 | C86471 |
| 15 | 750Ω(751) | R4 | 0603 | 1 | LCSC | YAGEO | RC0603JR-07750RL | C134079 |
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