Wiki source code of Power controller
Version 35.7 by Mathias Larsen on 2026/09/23 17:37
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31.2 | 1 | {{wikibox title="Power controller" image="https://wiki.alignracing.no/bin/download/Electrical/Power%20controller/WebHome/Screenshot%202026-09-22%20211347.png?rev=1.1" caption="3D model of the Power controller from Altium Designer" width="30" labelWidth="50"}} |
| 2 | Linjene må se nøyaktig slik ut i Content-feltet: | ||
| 3 | |||
| 4 | Supply voltage=12–24 V DC | ||
| 5 | Fused circuits=9 (5 × 24 V outputs, fan outputs, digital outputs, 12 V circuit, internal electronics) | ||
| 6 | 24 V outputs=5 | ||
| 7 | 24 V fan outputs=2 (shared fuse) | ||
| 8 | 12 V outputs=2 | ||
| 9 | Digital outputs (shared fuse)=2 × 12 V switched (5 A), 2 × 24 V switched (330 mA), 2 × PWM | ||
| 10 | Communication interface=CAN FD | ||
| 11 | Maximum data rate=1 MbpsD | ||
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30.1 | 12 | |Maximum data rate|1 Mbps |
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28.1 | 13 | {{/wikibox}} |
| 14 | |||
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22.1 | 15 | == Tables of contents == |
| 16 | |||
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24.3 | 17 | ---- |
| 18 | |||
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22.1 | 19 | {{toc/}} |
| 20 | |||
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28.1 | 21 | == Pinout == |
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6.2 | 22 | |
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28.1 | 23 | === Connector pinout === |
| 24 | |||
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14.6 | 25 | |=(% style="width: 281px;" %)Pin|=(% style="width: 135px;" %) |=(% style="width: 157px;" %)comment|=(% style="width: 132px;" %) |
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14.9 | 26 | |(% style="width:281px" %)1|(% style="width:135px" %)CANH|(% style="width:157px" %) |(% style="width:132px" %) |
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14.6 | 27 | |(% style="width:281px" %)2|(% style="width:135px" %)CANL|(% style="width:157px" %) |(% style="width:132px" %) |
| 28 | |(% style="width:281px" %)3|(% style="width:135px" %)FAN 1 PWM|(% style="width:157px" %) |(% style="width:132px" %) | ||
| 29 | |(% style="width:281px" %)4|(% style="width:135px" %)FAN 2 PWM|(% style="width:157px" %) |(% style="width:132px" %) | ||
| 30 | |(% style="width:281px" %)5|(% style="width:135px" %)GND|(% style="width:157px" %)Blob with tin|(% style="width:132px" %) | ||
| 31 | |(% style="width:281px" %)6|(% style="width:135px" %)GND|(% style="width:157px" %)Blob with tin|(% style="width:132px" %) | ||
| 32 | |(% style="width:281px" %)7|(% style="width:135px" %)GND|(% style="width:157px" %)Blob with tin|(% style="width:132px" %) | ||
| 33 | |(% style="width:281px" %)8|(% style="width:135px" %)GND|(% style="width:157px" %)Blob with tin|(% style="width:132px" %) | ||
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14.7 | 34 | |(% style="width:281px" %)9|(% style="width:135px" %)Accumulator|(% style="width:157px" %) |(% style="width:132px" %) |
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14.6 | 35 | |(% style="width:281px" %)10|(% style="width:135px" %)Front|(% style="width:157px" %) |(% style="width:132px" %) |
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14.7 | 36 | |(% style="width:281px" %)11|(% style="width:135px" %)Power fan|(% style="width:157px" %) |(% style="width:132px" %) |
| 37 | |(% style="width:281px" %)12|(% style="width:135px" %)Power fan|(% style="width:157px" %) |(% style="width:132px" %) | ||
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14.6 | 38 | |(% style="width:281px" %)((( |
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14.2 | 39 | 13 |
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14.7 | 40 | )))|(% style="width:135px" %)GND|(% style="width:157px" %) |(% style="width:132px" %) |
| 41 | |(% style="width:281px" %)14|(% style="width:135px" %)GND|(% style="width:157px" %) |(% style="width:132px" %) | ||
| 42 | |(% style="width:281px" %)15|(% style="width:135px" %)GND|(% style="width:157px" %) |(% style="width:132px" %) | ||
| 43 | |(% style="width:281px" %)16|(% style="width:135px" %)GND|(% style="width:157px" %) |(% style="width:132px" %) | ||
| 44 | |(% style="width:281px" %)17|(% style="width:135px" %)GND|(% style="width:157px" %) |(% style="width:132px" %) | ||
| 45 | |(% style="width:281px" %)18|(% style="width:135px" %)GND|(% style="width:157px" %) |(% style="width:132px" %) | ||
| 46 | |(% style="width:281px" %)19|(% style="width:135px" %)GND|(% style="width:157px" %) |(% style="width:132px" %) | ||
| 47 | |(% style="width:281px" %)20|(% style="width:135px" %)GND|(% style="width:157px" %) |(% style="width:132px" %) | ||
| 48 | |(% style="width:281px" %)21|(% style="width:135px" %)GND|(% style="width:157px" %) |(% style="width:132px" %) | ||
| 49 | |(% style="width:281px" %)22|(% style="width:135px" %)GND|(% style="width:157px" %) |(% style="width:132px" %) | ||
| 50 | |(% style="width:281px" %)23|(% style="width:135px" %)GND|(% style="width:157px" %) |(% style="width:132px" %) | ||
| 51 | |(% style="width:281px" %)24|(% style="width:135px" %)12V|(% style="width:157px" %) |(% style="width:132px" %) | ||
| 52 | |(% style="width:281px" %)25|(% style="width:135px" %)12V|(% style="width:157px" %) |(% style="width:132px" %) | ||
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14.9 | 53 | |(% style="width:281px" %)26|(% style="width:135px" %)12V power pump1|(% style="width:157px" %) |(% style="width:132px" %) |
| 54 | |(% style="width:281px" %)27|(% style="width:135px" %)12V Power pump2|(% style="width:157px" %) |(% style="width:132px" %) | ||
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14.7 | 55 | |(% style="width:281px" %)28|(% style="width:135px" %)GND|(% style="width:157px" %)Blob with tin|(% style="width:132px" %) |
| 56 | |(% style="width:281px" %)29|(% style="width:135px" %)GND|(% style="width:157px" %)Blob with tin|(% style="width:132px" %) | ||
| 57 | |(% style="width:281px" %)30|(% style="width:135px" %)GND|(% style="width:157px" %)Blob with tin|(% style="width:132px" %) | ||
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14.8 | 58 | |(% style="width:281px" %)31|(% style="width:135px" %)Buzzer|(% style="width:157px" %)Is brake light in wiring harnes|(% style="width:132px" %) |
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14.9 | 59 | |(% style="width:281px" %)32|(% style="width:135px" %)Brake light|(% style="width:157px" %)Is buzzer in wiring harnes|(% style="width:132px" %) |
| 60 | |(% style="width:281px" %)33|(% style="width:135px" %)24V|(% style="width:157px" %)reserve|(% style="width:132px" %) | ||
| 61 | |(% style="width:281px" %)34|(% style="width:135px" %)24V|(% style="width:157px" %)reserve|(% style="width:132px" %) | ||
| 62 | |(% style="width:281px" %)35|(% style="width:135px" %)24V|(% style="width:157px" %)sensor card|(% style="width:132px" %) | ||
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14.2 | 63 | |
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28.1 | 64 | === Microcontroller Pinout === |
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6.2 | 65 | |
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11.1 | 66 | 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 |
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7.1 | 67 | |
| 68 | |||
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2.4 | 69 | |=Physical pin|=Electrical pin|=((( |
| 70 | Description | ||
| 71 | ))) | ||
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4.2 | 72 | |1|VBAT|Power source from a backup battery if a RTC would be used (Connected to +3V3 in this case) |
| 73 | |5|OSC_IN|Clock input (8MHz oscillator) | ||
| 74 | |7|NRST|Negative reset which can be connected to a button (Connected to +3V3) | ||
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7.2 | 75 | |8|PA0|Analog signal: Current 6 Supply 24V resserve |
| 76 | |9|PA1|Analog signal: Current 7 Supply 24V resserve | ||
| 77 | |10|PA2|Analog signal: Current 5 Supply sensor card | ||
| 78 | |11|PA3|Analog signal: Current 4 Supply front | ||
| 79 | |12|PA4|Analog signal: Current 3 Supply accumulator | ||
| 80 | |13|PA5|Analog signal: Current 2 Supply fans | ||
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7.3 | 81 | |14|PA6|Digital output LED 9 |
| 82 | |15|PA7|Digital output LED 2 | ||
| 83 | |16|PB0|Analog signal Current 8 Supply buzzer, brake light | ||
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8.1 | 84 | |17|PB1|PWM: enable Fan 1 |
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7.4 | 85 | |18|PB2|Input: V-sense |
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5.1 | 86 | |19|VSSA|Voltage source: Ground |
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9.1 | 87 | |20|VREF|Voltage reference (Internal voltage refferance) |
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5.1 | 88 | |21|VDDA|Voltage source: Power (+3V3) |
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7.4 | 89 | |22|PB10|Digital output: LED 8 |
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5.1 | 90 | |23|VSS|Voltage source: Ground |
| 91 | |24|VDD|Voltage source: Power (+3V3) | ||
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7.1 | 92 | |25|PB11|Current 1 Internal components |
| 93 | |26|PB12|Current 9 Supply 12 V Pumps inverter and datalogger | ||
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8.1 | 94 | |29|PB15|PWM: enable fan 2 |
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13.1 | 95 | |30|PA8|Digital output Enable buzzeer(On the car it is Brake light) |
| 96 | |31|PA9|((( | ||
| 97 | Digital output Enable brake light(On the car it is the buzzer) | ||
| 98 | ))) | ||
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7.4 | 99 | |32|PA10|Input ASMS signal |
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12.1 | 100 | |33|PA11|CAN-BUS RXD |
| 101 | |34|PA12|CAN-BUS TXD | ||
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5.1 | 102 | |35|VSS|Voltage source: Ground |
| 103 | |36|VDD|Voltage source: Power (+3V3) | ||
| 104 | |37|PA13|SWDIO | ||
| 105 | |38|PA14|SWCLK | ||
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9.2 | 106 | |40|PB3|Digital output: LED 3 |
| 107 | |41|PB4|Digital output: LED 4 | ||
| 108 | |42|PB5|Digital output: LED 5 | ||
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10.1 | 109 | |43|PB6|Digital output: Enable Pump 1 |
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9.2 | 110 | |44|PB7|Digital output: Enable Pump 2 |
| 111 | |45|PB8|Digital output: LED 6 | ||
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5.1 | 112 | |46|PB9|LED 7 |
| 113 | |47|VSS|Voltage source: Ground | ||
| 114 | |48|VDD|Voltage source: Power (+3V3) | ||
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2.1 | 115 | |
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23.7 | 116 | == Distribution circuit == |
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23.4 | 117 | |
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23.8 | 118 | [[image:1790100104451-169.png]] |
| 119 | |||
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23.7 | 120 | === Green LED === |
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23.4 | 121 | |
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23.7 | 122 | The green LED is used to see if the fuse is ok |
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23.5 | 123 | |
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23.4 | 124 | [[image:1790098808447-123.png]] |
| 125 | |||
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23.7 | 126 | === Current sense === |
| 127 | |||
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33.9 | 128 | |
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33.24 | 129 | |
| 130 | ==== Shunt resistor ==== | ||
| 131 | |||
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33.44 | 132 | A resistor with 2mOhm is in series to measure the voltage drop over the resistance that gives a voltage of 0.002 ever Amp of current |
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33.42 | 133 | |
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33.25 | 134 | [[image:1790100157872-786.png]] |
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33.24 | 135 | |
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33.25 | 136 | Amplifier |
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33.24 | 137 | |
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34.1 | 138 | the amplifier is a quad chanel amplifier with a gain of 200V/V. So when the measured voltage drop is passed trough the amplifier it will give 0.4V per 1A. |
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33.32 | 139 | |
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33.9 | 140 | ==== Filter ==== |
| 141 | |||
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33.22 | 142 | the filter is a low pass filter with a cutoff frequency of 1,6KHZ |
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33.9 | 143 | |
| 144 | |||
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33.21 | 145 | |
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23.9 | 146 | === Power Amplifier === |
| 147 | |||
| 148 | [[image:1790101431805-672.png]] | ||
| 149 | |||
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23.7 | 150 | === Voltage measurement === |
| 151 | |||
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33.9 | 152 | A voltage divider with a ratio of 11 where 24V is equal to 2.182 on the microcontroller pin |
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33.7 | 153 | |
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23.9 | 154 | [[image:1790101449150-901.png]] |
| 155 | |||
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23.11 | 156 | === 12V supply(Did not work) === |
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23.10 | 157 | |
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33.8 | 158 | The buck converter overheated under load and made a whining sound |
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24.1 | 159 | |
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23.11 | 160 | [[image:1790102044737-969.png||height="368" width="925"]] |
| 161 | |||
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24.1 | 162 | Mateksys PM20S-2 Power Module was used as a quick fix to ensure that it had 12V for the competion. |
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23.11 | 163 | |
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34.2 | 164 | === 5V, 3V3 and Canbus === |
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23.11 | 165 | |
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34.2 | 166 | Used standard Align template |
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23.11 | 167 | |
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33.3 | 168 | == Control logic == |
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14.20 | 169 | |
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35.1 | 170 | === Source from micro controller === |
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14.22 | 171 | |
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23.3 | 172 | The programable red light is in the same RGB LED Diode |
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23.1 | 173 | |
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23.3 | 174 | Direct sourcing of current from the microcontroller with a 350 ohm ressistor in series. |
| 175 | |||
| 176 | [[image:1790098512666-432.png]] | ||
| 177 | |||
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35.2 | 178 | = Highside switching = |
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14.22 | 179 | |
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35.4 | 180 | to switch the |
| 181 | |||
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35.1 | 182 | [[image:1790181075885-591.png||height="343" width="367"]] |
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34.4 | 183 | |
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35.1 | 184 | Pump |
| 185 | |||
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35.4 | 186 | The nchannel mosfet(BSS123NH6327XTSA1) is th same as the buzzer/brake light but the pchannle mosfet(BSS123NH6327XTSA1) is a pchannel mosfet with a higher rated current the |
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35.2 | 187 | |
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34.4 | 188 | [[image:1790181054296-268.png||height="306" width="371"]] |
| 189 | |||
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32.2 | 190 | == == |
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22.1 | 191 | |
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32.2 | 192 | == == |
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23.1 | 193 | |
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17.1 | 194 | == Known issues == |
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14.20 | 195 | |
| 196 | 12 V did not work | ||
| 197 | |||
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16.1 | 198 | Current measurement not tested |
| 199 | |||
| 200 | |||
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14.1 | 201 | == Features to add == |
| 202 | |||
| 203 | Add mosfets to cut power if the Lv battery is to low to save power | ||
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16.1 | 204 | |
| 205 | Add a power distrobution for Autonomus system | ||
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17.1 | 206 | |
| 207 | |||
| 208 | == BOM(bill of materials) == | ||
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20.2 | 209 | |
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21.1 | 210 | |=Part Number|=Description|=Ref Des|=Qty|=Manufacturer|=MPN |
| 211 | |CC0603KRX5R6BB475|Chip Capacitor, 4.7µF +/-20%, 10V, 0603|C1|1|Yageo Group|CC0603KRX5R6BB475 | ||
| 212 | |CL10B104KA8NNNC|MLCC, 0.1 uF, 25V, ±10%, X7R, 0603|C2, C3, C4, C8, C9, C10, C14, C15, C16|9|Samsung Electro-Mechanics|CL10B104KA8NNNC | ||
| 213 | |CL10B105KA8NFNC|MLCC, 1uF, 25V, 10%, X7R, 0603|C5, C7|2|Samsung Electro-Mechanics|CL10B105KA8NFNC | ||
| 214 | |CL10B103KB8NNNC|MLCC, 10nF, 50V, +125C, X7R, ±10%, 0603|C6, C101, C201, C301, C401, C501, C601, C701, C801, C901|10|(( fatal error – no data ))| | | ||
| 215 | |885012206020|MLCC, General Purpose, 0603, 100nF, 10V|C11|1|Wurth Elektronik|885012206020 | ||
| 216 | |885012006051|MLCC, General Purpose, 0603, 10pF, 50V|C12, C13|2|Wurth Elektronik|885012006051 | ||
| 217 | |885012208124|MLCC, General Purpose, 1206, 2.2µF, 100V|C17, C19|2|Wurth Elektronik|885012208124 | ||
| 218 | |885012108022|MLCC, General Purpose, 1206, 10µF, 50V|C18|1|Wurth Elektronik|885012108022 | ||
| 219 | |885012206071R|MLCC, General Purpose, 0603, 100nF, 25V|C20|1|Wurth Elektronik|885012206071R | ||
| 220 | |885012107014|MLCC, General Purpose, 0805, 10µF, 16V|C21, C22|2|Wurth Elektronik|885012107014 | ||
| 221 | |MBASU105SB5104KFNA01|MLCC, 50V, 10%, X5R, 0.1uF, 0402|C23, C24|2|TAIYO YUDEN|MBASU105SB5104KFNA01 | ||
| 222 | |GRM32ER71H475KA88L|MLCC, 1210, 4.7uF, 50V, ±10%, X7R|C902, C903|2|Murata|GRM32ER71H475KA88L | ||
| 223 | |GRM188R71A225KE15D|MLCC, 0603, 2.2uF, X7R, 10V|C904|1|Murata|GRM188R71A225KE15D | ||
| 224 | |CC0402KRX7R6BB104|Chip Capacitor, 100nF +/-20%, 10V, 0402|C905, C908|2|Yageo Group|CC0402KRX7R6BB104 | ||
| 225 | |GRM1555C1H102JA01J|MLCC, 0402, 1nF, 50V, ±5%, C0G|C906|1|Murata|GRM1555C1H102JA01J | ||
| 226 | |GRM1555C1H4R3CA01D|MLCC, 0402, 4.3pF, 50V, C0G, ±0.25pF|C907|1|Murata|GRM1555C1H4R3CA01D | ||
| 227 | |GRM32ER61E226KE15L|MLCC, 1210, 22uF, 25V, X5R|C909, C910, C911, C912|4|Murata|GRM32ER61E226KE15L | ||
| 228 | |824094024|WE-TVS TVS Diode, SOT23-3L, 2 Channel, 24V, 38pF|D1|1|Wurth Elektronik|824094024 | ||
| 229 | |824500261|WE-TVSP SMT Power TVS Diode, DO-214AC, 400W, 26VDC|D2|1|Wurth Elektronik|824500261 | ||
| 230 | |150282M167310|WL-SFTD Full-color Top LED, 2828, R/G/B, 70°|D101, D201, D301, D402, D501, D601, D701, D801, D901|9|Wurth Elektronik|150282M167310 | ||
| 231 | |01550900DR|Fuseholder - Acs Nano|F101, F201, F301, F401, F501, F601, F701, F801, F901, F902, F903, F904|12|Littelfuse|01550900DR | ||
| 232 | |0466.125NR|Electric Fuse, Very Fast Blow, 0.125A, 125VAC/VDC, 1206|F102|1|Littelfuse|0466.125NR | ||
| 233 | |776231-1|Conn Shrouded Header, HDR 35 POS, 4mm, Thru-Hole|J1|1|TE Connectivity|776231-1 | ||
| 234 | |76829-0002|Mega-Fit Straight Male Header, 2x2, 5.7mm Pitch|J2|1|Molex|76829-0002 | ||
| 235 | |(4 pin header)|2.54mm pitch 1x4 vertical header|J3|1|(( fatal error – no data ))| | | ||
| 236 | |44914-0401|Conn Header Vert 4POS 3mm|J4|1|Molex|44914-0401 | ||
| 237 | |1461247-3|Relay, Gen Purpose, SPST, 8A, 24V|K1|1|TE Connectivity|OJ-SH-124LMH,000 | ||
| 238 | |784234510|WE-CNSA Common Mode Line Filter, 1210, 7850Ω, 200mA|L1|1|(( fatal error – no data ))| | | ||
| 239 | |74438323100|WE-MAPI SMT Power Inductor, 2510, 10µH, 0.9A, 733mΩ|L2, L3|2|Wurth Elektronik|74438323100 | ||
| 240 | |XAL7070-651MEB|General Purpose Inductor, 0.65uH, 20%, 3028|L901|1|Coilcraft|XAL7070-651MEB| | ||
| 241 | |BSS123NH6327XTSA1|MOSFET N-CH 100V 0.19A SOT-23|Q201, Q202, Q803, Q804, Q905, Q906|6|Infineon|BSS123NH6327XTSA1 | ||
| 242 | |BSS83PH6327XTSA1|SIPMOS Small-Signal Transistor, -0.33A, -60V, SOT-23|Q801, Q802|2|Infineon|BSS83PH6327XTSA1 | ||
| 243 | |IAUCN04S7L028ATMA1|Mosfet, N-ch, 40V, 100A|Q901, Q902|2|Infineon|IAUCN04S7L028ATMA1 | ||
| 244 | |BSC084P03NS3GATMA1|P-Channel OptiMOS P3, -30V VDS, -78.6A ID, PG-TDSON-8-1|Q903, Q904|2|Infineon|BSC084P03NS3GATMA1 | ||
| 245 | |(( TBD ))|Generic Resistor, 350Ω, 0603|R104, R204, R304, R404, R504, R606, R704, R804, R904|9|(( TBD ))| | | ||
| 246 | |(( TBD ))|Generic Resistor, 1KΩ, 0603|R205, R206, R807, R808, R913, R914|6|(( TBD ))| | | ||
| 247 | |(( TBD ))|Generic Resistor, 10KΩ, 0603|R1, R207, R208, R805, R806, R809, R810, R811, R812, R911, R912, R915, R916|13|(( TBD ))| | | ||
| 248 | |(( TBD ))|Generic Resistor, 1.6KΩ, 0603|R2|1|(( TBD ))| | | ||
| 249 | |(( TBD ))|Generic Resistor, 2.2Ω, 0603|R3|1|(( TBD ))| | | ||
| 250 | |(( TBD ))|Generic Resistor, 27KΩ, 0603|R4|1|(( TBD ))| | | ||
| 251 | |(( TBD ))|Generic Resistor, 5.1KΩ, 0603|R5|1|(( TBD ))| | | ||
| 252 | |WSLF25122L000FEA|Res Metal Strip 2512, 0.002Ω, 1%, 5W|R101, R201, R301, R401, R501, R601, R701, R801, R901|9|Vishay|WSLF25122L000FEA | ||
| 253 | |CR0603-FX-1002ELF|SMD Resistor, 10kΩ, ±1%, 100mW, 0603|R102, R105, R202, R302, R402, R502, R602, R702, R802, R902|10|Bourns|CR0603-FX-1002ELF | ||
| 254 | |CR0805-JW-472ELF|SMD Resistor, 4.7kΩ, ±5%, 125mW, 0805|R103, R203, R303, R403, R503, R603, R703, R803, R903|9|Bourns|CR0805-JW-472ELF | ||
| 255 | |CR0603-FX-1001ELF|RES SMD 1K Ohm, 1%, 1/10W, 0603|R106|1|Bourns|CR0603-FX-1001ELF | ||
| 256 | |CRCW060347K5FKEA|Res Thick Film 0603, 47.5KΩ, 1%, 1/10W|R905|1|Vishay|CRCW060347K5FKEA | ||
| 257 | |RC0603FR-13100KL|Chip Resistor, 100KΩ, ±1%, 0.1W, 0603|R906|1|Yageo Group|RC0603FR-13100KL | ||
| 258 | |AC0402FR-0712K1L|Res Thick Film 0402, 12.1KΩ, 1%, 1/16W|R907|1|Yageo Group|AC0402FR-0712K1L | ||
| 259 | |CRCW060340K2FKEA|Res Thick Film 0603, 40.2KΩ, 1%, 1/10W|R908|1|Vishay|CRCW060340K2FKEA | ||
| 260 | |CRCW06039K53FKEA|Res Thick Film 0603, 9.53KΩ, 1%, 1/10W|R909|1|Vishay|CRCW06039K53FKEA | ||
| 261 | |WSR33L000FEA|Res Metal Strip 4527, 0.003Ω, 1%, 3W|R910|1|Vishay|WSR33L000FEA | ||
| 262 | |STM32G431CBT6|MCU 32-bit ARM Cortex M4, 128KB Flash, 48-Pin LQFP|U1|1|STMicroelectronics|STM32G431CBT6 | ||
| 263 | |NCV7344D13R2G|CAN FD Transceiver, ISO 11898-2, 5Mbps, SOIC-8|U2|1|onsemi|NCV7344D13R2G | ||
| 264 | |INA4180A4IPWR|26V Quad Channel Current Sense Amplifier, 14-TSSOP|U3, U4, U5|3|Texas Instruments|INA4180A4IPWR | ||
| 265 | |AP64060WU-7|DC-DC Synchronous Step Down, 4.5-40V to 0.8-26V, 0.6A, TSOT-26|U6|1|Diodes Inc.|AP64060WU-7 | ||
| 266 | |AP2112K-3.3TRG1|Fixed Positive LDO, 3.3V, 0.4V Dropout, PDSO5|U7|1|Diodes Inc.|AP2112K-3.3TRG1 | ||
| 267 | |LM5148RGYR|3.5-80V Current Mode Synchronous Buck Controller, 24-VQFN|U801|1|Texas Instruments|LM5148RGYR | ||
| 268 | |ASE-8.000MHz-E-T|Crystal Oscillator, 8MHz, 3.3V, 15pF, 4-Pin SMD|Y1|1|Abracon|ASE-8.000MHZ-E-T | ||
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30.2 | 269 | |
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32.8 | 270 | = AR27 Concept = |
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30.2 | 271 | |
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32.8 | 272 | Here is the for AR27 |
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30.2 | 273 | |
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31.1 | 274 | == Changes == |
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30.2 | 275 | |
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32.12 | 276 | * Circuits |
| 277 | ** more dedicate supply circuits | ||
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32.16 | 278 | ** Keep the same current |
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32.17 | 279 | ** Adjust the signal led resistor on the PCB |
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33.1 | 280 | * Digital signals |
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32.17 | 281 | ** Adjust the signal led resistor on the PCB |
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32.11 | 282 | * 12V supply |
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33.2 | 283 | ** 3 seprate 12 V supply |
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32.11 | 284 | *** Pump1 |
| 285 | *** Pump2 | ||
| 286 | *** Inverter/ other 12Vsupply | ||
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35.2 | 287 | * Autonomous |
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32.10 | 288 | ** Supplied by ASMS |
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32.11 | 289 | ** Potentially control ASSI |
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33.1 | 290 | ** ASMS state detection |
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31.2 | 291 | |
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32.2 | 292 | == Supply table == |
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31.1 | 293 | |
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32.17 | 294 | === Standard supply table === |
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31.4 | 295 | |
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35.7 | 296 | |= |=Voltage|= |
| 297 | |IPC|24| | ||
| 298 | |Pumps|12| | ||
| 299 | |Fans|24| | ||
| 300 | |HVbox|12| | ||
| 301 | |Energy meter| | | ||
| 302 | |Inverter| | | ||
| 303 | |Accumulator| | | ||
| 304 | |Brake light| | | ||
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32.18 | 305 | | | | |
| 306 | | | | | ||
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31.7 | 307 | |
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32.17 | 308 | === Autonomous supply table === |
| 309 | |||
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35.5 | 310 | |= |=amount|=Current |
| 311 | |Steering motor |1|? | ||
| 312 | |((( | ||
| 313 | ASB/ESB | ||
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35.6 | 314 | )))| |? |
| 315 | |ASSI|2|? | ||
| 316 | |RES|1|? | ||
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32.18 | 317 | |
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32.5 | 318 | == Relevant rules == |
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31.7 | 319 | |
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32.6 | 320 | |=(% style="width: 472px;" %)Rule number|=(% style="width: 650px;" %)Rule |
| 321 | |(% style="width:472px" %) |(% style="width:650px" %) | ||
| 322 | |(% style="width:472px" %) |(% style="width:650px" %) | ||
| 323 | |(% style="width:472px" %) |(% style="width:650px" %) | ||
| 324 | |(% style="width:472px" %) |(% style="width:650px" %) | ||
| 325 | |(% style="width:472px" %) |(% style="width:650px" %) | ||
| 326 | |(% style="width:472px" %) |(% style="width:650px" %) | ||
| 327 | |(% style="width:472px" %) |(% style="width:650px" %) | ||
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31.8 | 328 | |
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32.1 | 329 | |
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32.5 | 330 | |
| 331 | |||
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32.2 | 332 | === === |
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31.1 | 333 | |
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30.2 | 334 |