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STD 24VAC Power Supply (TPSM53603)
License: MIT
Mode: Editors' pick
- 4
Update time：
2022-09-16 20:53:35
Creation time：
2020-11-04 17:43:26
Description
Small power supply for HVAC and doorbell systems. 24VAC in -> 5VDC (adjustable) out. Based on the TPSM53603 chip.
To adjust output, change the value of R5. For more information, see the TPS53603 datasheet:
| Output Voltage | R5 Value |
|----------------|-----------|
| `5V` | `2.49kΩ` |
| `3.3V` | `4.32kΩ` |
| `1.8V` | `12.4kΩ` |
Design Drawing
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | HDR-F-2.54_1x2 | H1 | HDR-F-2.54_1X2 | 1 |
| 2 | 1725656 | J1 | 1725656 | 1 |
| 3 | 100k | R2,R3 | R0402 | 2 |
| 4 | 10k | R4 | R0402 | 1 |
| 5 | 2.49k | R5 | R0402 | 1 |
| 6 | 100uF | C1 | CAP-SMD_BD10.0-L10.3-W10.3-FD | 1 |
| 7 | MB4S-E3/80 | D2 | MBS_L4.7-W4.0-P2.40-LS7.0-BL_MB4S | 1 |
| 8 | TPSM53603 | IC1 | TPSM53603 | 1 |
| 9 | 10uF | C2,C3 | C1210 | 2 |
| 10 | 47uF | C4,C5 | C1210 | 2 |
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