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Changes for page Power controller

Last modified by Mathias Larsen on 2026/09/24 21:21
From version 23.6
edited by Mathias Larsen
on 2026/09/22 17:52
Change comment: (Autosaved)
To version 30.2
edited by Mathias Larsen
on 2026/09/23 14:55
Change comment: (Autosaved)

Summary

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1 +{{wikibox title="Power controller" caption="3D model of the Power controller from Altium Designer" width="30" labelWidth="50"}}
2 +|Supply voltage|12–24 V DC
3 +|Fused circuits|9 (5 × 24 V outputs, fan outputs, digital outputs, 12 V circuit, internal electronics)
4 +|24 V outputs|5
5 +|24 V fan outputs|2 (shared fuse)
6 +|12 V outputs|2
7 +|Digital outputs (shared fuse)|2 × 12 V switched (5 A), 2 × 24 V switched (330 mA), 2 × PWM
8 +|Communication interface|CAN FD
9 +|Maximum data rate|1 Mbps
10 +{{/wikibox}}
11 +
1 1  == Tables of contents ==
2 2  
14 +----
15 +
3 3  {{toc/}}
4 4  
5 -== Connector pinout ==
18 +== Pinout ==
6 6  
20 +=== Connector pinout ===
21 +
7 7  |=(% style="width: 281px;" %)Pin|=(% style="width: 135px;" %) |=(% style="width: 157px;" %)comment|=(% style="width: 132px;" %)
8 8  |(% style="width:281px" %)1|(% style="width:135px" %)CANH|(% style="width:157px" %) |(% style="width:132px" %)
9 9  |(% style="width:281px" %)2|(% style="width:135px" %)CANL|(% style="width:157px" %) |(% style="width:132px" %)
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45 45  
46 46  
47 47  
48 -== Microcontroller Pinout ==
63 +=== Microcontroller Pinout ===
49 49  
50 50  The power controller uses a microcontroller to control the pumps, fans, buzzer, and brake light. It also features current monitoring and LED indicators. The Microcontroller used in this system is STM32G431CBT6
51 51  
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97 97  |47|VSS|Voltage source: Ground
98 98  |48|VDD|Voltage source: Power (+3V3)
99 99  
100 -== Distrobution circuit ==
115 +== Distribution circuit ==
101 101  
102 -fuse ok light
117 +[[image:1790100104451-169.png]]
103 103  
104 -The green LED is used to see if the fuse is ok, when the
119 +=== Green LED ===
105 105  
121 +The green LED is used to see if the fuse is ok
122 +
106 106  [[image:1790098808447-123.png]]
107 107  
125 +=== Current sense ===
126 +
127 +[[image:1790100157872-786.png]]
128 +
129 +=== Power Amplifier ===
130 +
131 +[[image:1790101431805-672.png]]
132 +
133 +=== Voltage measurement ===
134 +
135 +[[image:1790101449150-901.png]]
136 +
137 +=== 12V supply(Did not work) ===
138 +
139 +The buck converter overheated under
140 +
141 +[[image:1790102044737-969.png||height="368" width="925"]]
142 +
143 +Mateksys PM20S-2 Power Module was used as a quick fix to ensure that it had 12V for the competion.
144 +
145 +
146 +=== 5V and 3V3 supply ===
147 +
148 +Is
149 +
108 108  == Controll logic ==
109 109  
110 110  === LED light ===
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199 199  |AP2112K-3.3TRG1|Fixed Positive LDO, 3.3V, 0.4V Dropout, PDSO5|U7|1|Diodes Inc.|AP2112K-3.3TRG1
200 200  |LM5148RGYR|3.5-80V Current Mode Synchronous Buck Controller, 24-VQFN|U801|1|Texas Instruments|LM5148RGYR
201 201  |ASE-8.000MHz-E-T|Crystal Oscillator, 8MHz, 3.3V, 15pF, 4-Pin SMD|Y1|1|Abracon|ASE-8.000MHZ-E-T
244 +
245 +
246 +
247 += AR27 =
248 +
249 +Here is the documentaion for AR27
250 +
251 +
252 +
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