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Maison/ESP32/DCC-Loco/Hardware/power-supply.ditaa
2026-02-10 12:12:11 +01:00

40 lines
1.7 KiB
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DCC Track Input (12-18V AC/DC)
|
v
+-----+-----+
| TVS | P6KE24A bidirectional
| Diode |
+-----+-----+
|
+-------------+-------------+
| |
Track+ Track-
| |
+-------+-------+ +-------+-------+
| D1 | | D3 |
| SS54 5A | | SS54 5A |
+-------+-------+ +-------+-------+
| |
+--------->DC+<-------------+
|
| +----------------------------+
+--| 1000uF/25V Electrolytic |
| +----------------------------+
|
+---> TB67H450FNG VM (Motor Power)
|
| +----------------------------+
+--| AMS1117-3.3 or HT7333 LDO |
| +----------------------------+
| |
| +--| 100uF |---> 3.3V Logic
| |
+-------+-------+ | | +-------+-------+
| D2 | | | | D4 |
| SS54 5A | | | | SS54 5A |
+-------+-------+ | | +-------+-------+
| | | |
+--------->GND<--------+----------+
|
Common Ground