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STD Transformer less 24V power supply
License: Public Domain
Mode: Editors' pick
- 4
Update time：
2022-03-10 02:56:11
Creation time：
2019-06-22 09:40:59
Description
Transformerless 24V power supply
step-down buck 230V AC to 24V DC
Design Drawing
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 2.2uF 400V 255K | C1 | C1 | 1 |
| 2 | 47K 1W | R1 | R3 | 1 |
| 3 | 1N4007 | B1 | NONE | 1 |
| 4 | 24V 1W | D1 | SOT23 | 1 |
| 5 | 24V | P1 | HDR1X1 | 1 |
| 6 | GND | P2 | HDR1X1 | 1 |
| 7 | 100Ohm 3W | R6 | R3 | 1 |
| 8 | 300V | R7 | NONE | 1 |
| 9 | 500mA | F1 | NONE | 1 |
| 10 | 230V P | P3 | HDR1X1 | 1 |
| 11 | 230V N | P4 | HDR1X1 | 1 |
| 12 | 50uF | C3,C2 | CAP-D3.0XF1.5 | 2 |
| 13 | L7824A | U1 | TO-220(TO-220-3) | 1 |
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